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Human Biology
Final
| Question | Answer |
|---|---|
| Respiratory Gases | Use kinetic energy to move from high to low concentrations |
| A cell is placed in a hypo-tonic solution, water | Enters the cell and the cell will swell |
| All of the following are examples of functional proteins, except | Collagen |
| Which of the following statement's is not true of the Modern Cell Theory | All organisms' are composed of many cells |
| Which of the following would not be used to describe the structure of DNA | Cytosine, thymine and uracil |
| Identify the organelle that processes, modifies and packages macromolecules for transport and storage within the cell | Golgi |
| On strand of a DNA molecule has the sequence: TTAGCCGGAT which of the following would be the complementary sequence on the other strand | AATCGGCCTA |
| Choose the organic molecule | C6H12O6 |
| _______ bonds hold the individual atoms of a water molecule together; and, _______ bonds hold different water molecules together in liquid form at room temperature | covalent; hydrogen |
| Replication requires the activity of which of the following enzymes | DNA polymerase |
| An 'educated guess' is the ________ | Hypothesis |
| Which part of a homeostatic control mechanism is responsible for comparing current conditions to set point | Control Center |
| A (human) subject is standing in anatomical position. The individual's thumbs are pointing | Laterally |
| Which of the following could be used interchangeably to describe a body region of a human subject | Anterior and Ventral |
| A cell is placed in a hyper-tonic solution. The highest solute concentration is located | In the hyper-tonic solution |
| All of the following function in cellular movements, except | SER |
| A specialized structure within individual body cells that compartmentalize or isolate specific sets of chemical reactions | Organelle |
| Which of the following body regions is incorrectly matched to its description | Brachium--forearm |
| This is an example of a/an ______ reaction. Glucose + Glucose--Maltose + Water | Condensation |
| Which of the following provides the structure to all cell membranes | Phospholipids |
| Which of the following is unique to RNA | Uracil |
| Single covalent bonds are found between the carbon atoms of ______ allowing them to be ______ at room temperature | Saturated fatty acids; solid |
| If a cell lacked ribosomes, it could not make | Protein |
| All of the following substances are water soluble, except | Fatty acids |
| All of the following would be found in the cytoplasm of a typical body cell, except | DNA |
| The movement of water across a semipermeable membrane from an area of high water concentration to low water concentration is | Osmosis |
| All cells have all of the following, except | Cell wall |
| In lab we will be viewing the ventral body cavity organs of the fetal pig. This is an example of which discipline of science | Anatomy |
| Identify the monomers (building blocks) used to make proteins | Amino acids |
| Choose the incorrect statement regarding an experiment | An experiment tests the theory |
| At the end of DNA replication, the resulting DNA is composed of | one original and one newly synthesized strand of DNA |
| Choose the incorrect statement regarding Negative Feedback Mechanisms | Childbirth is an example of a biological process that is controlled by negative feedback |
| Which transport mechanism requires ATP | Active transport |
| Which of the following is true during anaphase | The DNA molecules are being moved to opposite poles by the spindle apparatus |
| All organisms demonstrate the following characteristics of life, except | Inorganic |
| An atom has 8 protons and 10 electrons. It is an example of a/an | Ion with a negative electrical charge |
| The two strands of DNA are held together by _____ between the nitrogen bases which form the 'rungs' of the DNA ladder | H-bonds |
| A few drops of HCl is added to a buffered solution, the ph value will | Remain relatively unchanged |
| Identify the reactant in this chemical reaction: Glucose + Glucose -- Maltose + Water | Glucose |
| Structure 'D' of the cell diagram is the | Nucleolus, site of ribosome synthesis and assembly |
| From the following list, which represents the simplest level of organization | Nucleus |
| Glycogen | Is a polysaccharide stored in liver and muscle cells |
| The energy in a molecule of ATP is located within its | Covalent bonds |
| The _____ structure of a protein is encoded by DNA | Primary |
| The structure labeled 'B' of the cell diagram is the _____ and is described as _____ | Cell membrane; semipermeable |
| The ____ body cavity includes the ____ cavities | Ventral; abdominal and thoracic |
| Identify the term used to describe the microscopic study of cells and tissues | Histology |
| Identify the term that is defined by 'an organisms' ability to extract and convert energy and nutrients from its environment for its own growth, maintenance and reproduction | Metabolism |
| A ___ section would divide a human subject into anterior and posterior sides | Coronal/Frontal |
| The substance that gets dissolved in a solution | Solute |
| Type of energy due to an object's motion or heat | Kinetic |
| Identify the directional term which describes a structure toward the lower part of the body | Inferior |
| Proved ONE example of a monosaccharide | Glucose |
| Proved ONE example of a purine | Adenine |
| Word that describes a change in the shape of a protein that decreases or eliminates it's ability to function | Denature |
| The DNA is called ___ when a cell is in Interphase | Chromatin |
| Describes a solution that has a ph < 7 | Acidic |
| World that means 'water-loving' | Hydrophilic |
| DNA replication occurs during which period/phase of the cell cycle | Interphase |
| Which of the following is absorbed from the gastrointestinal tract into the bloodstream | Glucose |
| Striations and multinucleate cells are characteristic of | Skeletal muscle |
| Fermentation reactions only occur if there is no ____ present for aerobic cellular respiration | Oxygen |
| The ETC pumps hydrogen ions from the ____ into the ____ | Mitochondrial matrix; intermembrane space |
| The mitotic cell that gives rise (produces) other cell types are | Stem cells |
| Which of the following structures absorbs water from indigestible materials | Large intestine |
| The blood | All of these |
| Which of the following is responsible for chemical digestion | Enzymes |
| The stomach performs all of the following functions, except | Starch digestion |
| Nervous tissue, that monitor changes in stimuli, is responsible for which characteristic of life | Irritability |
| Identify the reactant(s) of aerobic cellular respiration | Glucose and Oxygen |
| Which of the following would not be used to make RNA | Thymine |
| All of the following are examples of epithelial membranes, except | Meninges |
| The platelet plug is formed between | Platelets and collagen |
| Structure C of the skin diagram identifies the | Sudoriferous gland |
| The energy in glucose is located within its | Covalent bonds |
| At the end of glycolysis, glucose is converted into two ___ | Pyruvates |
| Which of the following is responsible for peristalsis | Muscularis |
| Identify the cell type found in mucous membranes | Goblet cells |
| Insulin is a hormone made by the ____ and ____ blood glucose levels | Pancreas; decreases |
| Identify the hormone produced by the kidney is response to low oxygen that raises RBC production | Erythropoeiten |
| All of the following are examples of mechanical digestion, except | Swallowing |
| Which of the following makes antibodies | Lymphocyte |
| Epithelial cells are named for the cell shape ____ and the number of layers of cells | At the apical surface |
| All of the following are connective tissues, except | Smooth muscle |
| All of the following are accessory organs of digestion, except | Kidney |
| Identify the type of epithelial tissue that would form the mucosal layer of the digestive tract | Simple columnar |
| Structure A of the skin, identifies the ____ layer of the skin composed of ____ tissue | Epidermal; stratified squamous |
| As foodstuffs pass through the digestive tract, the foodstuff passes through the stomach and then the | Pyloric sphincter |
| The Kreb's Cycle occurs within the | Mitochondrial matrix |
| Identify the pathway that makes the most ATP during aerobic cellular respiration | ETC |
| All of the following may be found in plasma except | Starch |
| which of the following is the most superficial layer of the skin that is sloughed off | Stratum corneum |
| Epithelial tissues provide all of the following functions, except | Cushioning and insulation |
| Starch digestion begins in the ____ under the action of ____ | Mouth; amylase |
| Identify the type of membrane located within the ventral body cavity that functions to decrease friction against the moving organs located within this cavity | Serous membrane |
| Pepsin is activated by ____ and hydrolyzes ____ | HCl; protein |
| The ETC uses energy from ____ to pump hydrogen ions | Electrons |
| Identify the tissue(s) that have cells within lacunae | Bone and cartilage |
| Identify the phagocytic cell | Neutrophil |
| Identify the polypeptide which is represented by the coding region of the following gene: TACAGTTTATT | Methionine-Serine-Lysine |
| Provide one example of a reduced coenzyme | NADH |
| Type of cellular junction where membrane proteins attach adjacent cellular membranes forming an impermeable barrier | Tight |
| Provide one example of an anticoagulant | Aspirin |
| Condition where the body does not get enough oxygen | Anemia |
| Identify the nonnucleated cell type filled with hemoglobin | Erythrocyte |
| Provide on example of a granulocyte | Basophil |
| Macroscopic projections of the small intestinal wall are called | Villi |
| Identify the waste product from the Kreb's cycle | CO2 |
| The ball of well chewed food mixed with saliva | Bolus |
| Tenddons and ligaments are composed of what kind of connective tissue | Dense fibrous |
| Identify the toxic product of amino acid metabolism which is detoxified by the liver | Ammonia |
| At the end of fermentation, pyruvate is converted to ____ | Lactate |
| Identify a passageway of the digestive system for both food and air | Pharynx |
| The extracelluar substance characteristic of connective tissues is calls this | Matrix |
| DNA is ____ into RNA during protein synthesis | Transcribed |
| At the end of glycolysis, the cell gains ____ net ATP | 2 |
| Provide one example of a formed element | Thrombocyte |
| Identify the pigment produced by epidermal cells in response to UV (ultraviolet) ligth | Melanin |
| Bile is stored in the | Gallbladder |
| Translation occurs ithin the cells | Cytoplasm |
| Fluid within a lymphatic vessel | Lymph |
| Liquid within a capillary | Plasma |
| Fluid between cells of body tissues | Interstitial Fluid |
| Passes through the trachea | Air |
| Passes through the pharynx | Food and air |
| The (surface) molecule that is used to identify self and non-self and can cause an immune response | Antigen |
| This type of blood vessel carries blood away from the heart | Arteries |
| Total number of chambers of the heart | 4 |
| Identify the tissue that makes up the myocardium | Cardiac muscle |
| Term used to describe excess fluid within body tissues | Edema |
| Lymphoid tissue found within the pharynx | Tonsil |
| Identify the chemical which starts the inflammation response | Histamine |
| Location of B-cell and T-cell production | Red bone marrow |
| Identify the cell that makes antibodies | B-cell |
| Gas molecules bounce off of the walls of their container because they have this type of energy | Kinetic |
| Term used to describe the movement of a substance from an area of high concentration to an area low flow concentration | Diffusion |
| Substance used to decrease the surface tension of fluids within alveoli allowing them to expand during inhalation | Surfactant |
| Most carbon dioxide is transported as this substance within the blood | Bicarbonate |
| Protein used to transport oxygen molecules inside of erythrocytes | Hemoglobin |
| Which of the following is not true of the nasal cavity | All of these are true of the nasal cavity |
| Which of the following prevents back-flow into the right atria during ventricular contraction | Tricuspid |
| All of the following structures are part of the conducting zone, except | Alveoli |
| The most important chemical that controls the rate and depth of inspiration is | Carbon dioxide |
| As the carbon dioxide concentration increases in the blood, the blood becomes more | Acidic |
| As blood moves through the heart it enters the ___ after passing through the bicuspid valve | Left ventricle |
| The sounds heard with a stethoscope of the heart beating are caused by the | Valves snapping shut |
| Which of the following describes a condition where oxygen is inadequately delivered to body tissues | Hypoxia |
| Agglutination occurs between | Antigen and antibodies |
| Which of the following is a characteristic of nonspecific immunity | Fast and localized |
| During inhalatin, thoracic volume | Increases |
| The 'pacemaker' of the heart is the | Sinoatrial node |
| Valves are present in which of the following blood vessels | Veins |
| Body cells infected with a virus will make ___ to help protect neighboring body cells | Interferon |
| The epiglottis is used to | Route the bolus to the esophagus |
| When the heart contracts | The atria contract first followed by the ventricles |
| Lungs stay 'attached' to the thoracic cavity wall due to | Surface tension of the pleural fluid |
| The anti-B antibody binds the | B antigen |
| The hypothalamus | Can adjust the set point of body temperature |
| During an inflammatory reaction, ____ causes the blood vessels to become leaky | Vasodilatin |
| The inside of the pericardial sac is smooth because it is | A serous membrane |
| T-cells finish their maturation process within the | Thymus gland |
| Antibodies are | Proteins |
| ______ is a mineral used to make hemoglobin | Iron |
| The antibodies that pass from mother to fetus through the placenta is an example of | Natural passive immunity |
| The middle tunic of an artery is composed of | Smooth muscle tissue |
| Which of the following structures is anchored to papillary muscles by chordeae tendineae | Bicuspid valve |
| If mom is Rh ____ and the fetus is Rh ____ then mom may make antibodies against the baby's red blood cells and cause hemolytic disease of the newborn | Negative; positive |
| White blood cells work best at | Slightly elevated body temperature |
| Which of the following would not be used to describe the superior structures of the heart | Apex |
| All of the following are included in the first line of defense, except | Antibodies |
| High concentrations of carbon dioxide, warmer temperatures and acidic conditions promote oxygen to be ____hemoglobin | Released from |
| The clonal selection theory describes how a specific ____ selects which ____ will undergo mitosis | Antigen; B-cell |
| All of the following contribute to the flow of blood in veins, except | Cardiac muscle contractions |
| All of the following are examples of lymphatic organs/structures, except | Kidney |
| As the diaphragm and intercostal muscles relax, thoracic volume | Decreases |
| Which of the following describes the movement of oxygen molecules from the alveoli into the pulmonary capillaries and carbon dioxide moving from the pulmonary capillaries into the alveoli | External respiration |
| During exhalation, air passes through the main bronchi into the | Trachea |
| All of the following cell types may be found within lymphatic tissues, except | All of these may be found within lymphatic tissues |
| List, in order, (Only) the structures of the Pulmonary Circuit | R ventricle, pulmonary trunk, pulmonary arteries, lungs, pulmonary veins, L atria |
| Identify the blood type of the Universal Donor. Explain why this blood type may be transfused to any other blood type | Type O, lakes A & B antigens on its RBC surface, will not agglutinate w/recipient Anti-A/Anti-B antibodies |
| Multinucleated cell | Skeletal muscle fiber |
| It's axon is part of the neuromuscular junction | Motor Neuron |
| Cartilage cell | Chondrocyte |
| Glial cell that forms a living barrier between blood and neurons | Astrocyte |
| Forms the myelin sheath of the PNS | Schwann cell |
| Photoreceptor that provide information regarding color vision | Cone |
| Which of the following will release neurotransmitters into a synapse | Pre-synaptic neuron |
| From the following list, identify the short bone | Patella |
| During an _____ contraction, the muscle length _____ | Isometric; stays the same |
| The blood-brian barrier is permeable to all of the following substances, except | Blood cells |
| Characteristics of the sympathetic nervous system include all of the following, except | Active during times of non-stress |
| The minimum amount of a stimulus required to begin an actin potential is called a/an | Threshold |
| Identify the bones of the pectoral girdle | Clavicle and scapula |
| The smallest unit of a muscle fiber that can contract is called the | Sarcolemma |
| Which of the following is a function of the hypothalamus | Regulating body temperature |
| In order to grow taller, bone growth occurs | At the epiphyseal plate |
| During depolarization, ____ are moving ____ the neuron's cytoplasm | Sodium; into |
| During which part of an action potential are the potassium voltage gated channel proteins permeable to potassium | Repolarization |
| Which of the following bone(s) are part of the appendicular skeleton | Humerus, radius and fibula |
| All of the following are facial bones, except | Parietal |
| During the refractory period, the neuron is actively transporting | 3 Sodium ions our and 2 potassium ions in |
| The vascular layer of the human eye includes the | Choroid |
| Which of the following would conduct the fastest nervous impulse | A myelinated nerve |
| Which of the following part(s) of the nervous system is responsible for integration | Brain and spinal cord |
| As light enters the eye through the pupil, it will pass through which of the following next | Lens |
| The sutures of the skull are an example of a/an _____ joint | Immovable |
| _____ are bone cells that work to _____ blood calcium levels | Osteoblasts; decrease |
| All of the following function to protect the CNS, except | Arachnoid matter |
| Which of the following holds the upper body weight and articulates with the femur | Coxal |
| The Autonomic Nervous System is divided into the | Sympathetic and paraympathetic nervous systems |
| At rest, the _____ of the neuron is positively charged due to the presence of _____ | Outside; sodium |
| Which of the following fills the anterior segment of the eye | Aqueous humor |
| All of the following are part of the brainstem, except | Thalamus |
| The retina may be damaged when | the aqueous humor does not drain properly |
| Which of the following vertebrae allow for changes in volume during breathing | Thoracic vertebrae |
| Which of the following connects the spinal cord to the pons | Medulla oblongata |
| Choose the incorrect statement regarding the functions of the skeletal system | Generates heat to maintain body temperature |
| All of the following are functions of the muscular system, except | All of these |
| Choose the incorrect statement about the cerebrum | The pattern of white matter seen in cross section is called the arbor vitae |
| Which of the following is incorrect | The motor division carries commands/information from the glands and muscles to the brain and spinal cord |
| Which of the following is an example of a synovial joint | Elbow |
| A motor unit consists of | A single motor neuron and all of its skeletal muscle fibers that it innervates |
| Muscles may be named for their location; which of the following muscles would be attached to bones of the appendicular skeleton | Flexor carpi radialis |
| As long as ACh is in the neuromuscular junction the muscle will | Continue to contract |
| The formation of a new medullary cavity occurs during which stage of bone repair | Remodeling |
| The muscle or gland at the end of a reflex arc is called the | Effector |
| Sclera is composed of this tissue | Dense fibrous |
| Iris is composed of this tissue | Smooth Muscle |
| Dura mater is composed of this tissue | Dense fibrous |
| Contractile tissue in the walls of hollow organs like blood vessels and the digestive tract | Smooth muscle |
| Tissue that contains red bone marrow | Spongy bone |
| This tissue is organized into osteons | Compact bone |
| Yellow bone marrow is composed of this tissue | Adipose |
| Intervertebral discs are composed of this tissue | Fibrocartilage |
| The embryonic skeleton begins as this tissue type | Hyaline Cartilage |
| Tissue that covers the epiphyses | Hyaline cartilage |
| Accumulates as a result of anaerobic ATP production | Lactic acid |
| Storage form of glucose within muscle cells | Glycogen |
| Can transfer a phosphate directly to ADP | Creatine phosphate |
| Brings oxygen to the muscle from the lungs | Hemoglobin |
| Molecule released from a motor neuron to initiate contraction | Acetylcholine |
| Prevents cross-bridge formation | Troponin |
| Stored within the sarcoplasmic reticulum | Calcium |
| Forms the cross-bridge | Actin and myosin |
| Carries out the power stroke | Myosin |
| Responsible for the striations of skeletal muscle tissue seen microscopically | Actin and Myosin |
| Identify one nitrogenous waste product that the urinary system is responsible for removing | Uric acid |
| Identify the female Gonad | Ovary |
| Identify the layer of the uterine wall which is shed during menstruation | Endometrium |
| Identify the male accessory gland that encircles the urethra at the base of the bladder | Prostate |
| In order for a hormone to cause a change in function of a cell (the target) it must bind this structure | Receptor protein |
| Structure that separates the external ear from the middle ear | Tympanic membrane |
| Term used to describes getting rid of metabolic wastes produced by the body | Excretion |
| The smallest structural unit off the kidney that can make urine is called a/an | Nephron |
| Hormone which triggers ovulation | Leutenizing hormone |
| Hormone produced by the fetal tissue and the placenta to prevent the maturation and ovulation of another oocyte | Human chorionic gonadotropin |
| Hormone released by the kidney that contributes to water-salt balance | Renin |
| Identify the hormone released from the posterior pituitary gland that results in concentrated urine | Antidiuretic hormone |
| Identify the hormone that promotes the reabsorption of sodium from the distal convoluted tubule | Aldosterone |
| Identify the hormone released by the heart to decrease blood pressure | Atrial natriuretic hormone |
| Interstitial cells produce this hormone | Testosterone |
| The two basic classes of hormones are | Steroids and peptides |
| If a drug inhibits the kidneys ability to secrete hydrogen ions into the nephron tubule, the blood will become | Acidic |
| By what process are most molecules secreted into the nephron during tubular secretion | Active transport |
| In humans, water is | All of these are correct |
| Gustatory cells are unique because these sensory receptors are | Mitotic |
| A man balancing himself on a tightrope is probably depending strongly on all of the following except | Gustatory cells |
| Which of these functions of the kidney is incorrectly matched | Maintains acid-base balance-rids the body of uric acid |
| During tubular reabsorption, substances are transported from the ____ to the ____ | Nephron tubule; peritubular capillary |
| A cell with 46 chromosomes undergoes mitosis, the resulting cells will have ____ chromosomes | 46 |
| When releasing hormones are secreted by the hypothalamus these hormones cause the anterior pituitary to secrete a hormone. This is an example of | Hormonal stimulation |
| All of the following are true of peptide hormones, except | Binds its receptor within the nucleus of the target cell |
| Which of the following is not true of hormones | They are never secreted in response to exterior stimuli |
| Changes in the endometrium of the uterus due to female sex hormones is called | Uterine Cycle |
| Ovum travel through the ____ toward the uterus | Fallopian tube |
| All of the following are true of sperm, except | Has cilia to propel it through the female reproductive tract |
| A vasectomy does not affect male secondary sex characteristics because | The interstitial cells are not affected by the operation |
| Insulin release is controlled by negative feedback, glucose is the ____ of this mechanism | Stimulus |
| the function of the scrotum is to | Regulate temperature for spermatagenesis |
| Sperm are propelled by peristalsis through this tube to the urethra | Vas Deferens |
| Identify the site of spermatogenesis | Seminiferous tubule |
| Which of the following is removed fromt he blood during tubular secretion | Antibiotics |
| In a flower shop the smell of roses disappears rapidly after you enter the shop because | Of sensory adaptation |
| Which of the following would not be filtered out of the blood | Antibodies, blood clotting proteins, Leukocytes |
| The cap of enzymes on the head of a sperm is the | Acrosome |
| Semen is composed of all of the following except | Interstitial cells |
| Which of the following is a structural difference between the urinary systems of male and females | All of these are correct statements |
| Which of the following substance fills the proximal convoluted tubule | Filtrate |
| As otoliths move through the otolithic membrane, we recognize | Head movements in one direction |
| Identify the part of the urinary system that transports urine to the bladder by peristalsis | Ureter |
| All of the following are characteristics of the nervous system, except | Chemical messenger travels through blood |
| In emergency situations, where the rate of the heartbeat decreases instead of increases,m a doctor would most likely administer an injection of | Epinephrine |
| The primary function of the corpus luteum is | To produce progesterone |
| ADH (antidiuretic hormone) causes the individual to excrete | Less water |
| The ____ are responsible for ____ equilibrium which provides information about movements in three dimensions (angular?rotational movements) | Semicircular canals; dynamic |
| The middle and external ear are located within the | Temporal bone |
| Which of the following wouldn't you mention if you were tracing the path of sound vibrations | Semicircular canals |
| Which of the following is not a correct statement regarding olfactory receptors | Communicates directly with the brain through the medulla oblongata |
| The glomerulus is located between the | Afferent and efferent arterioles |
| All of these are excretory organs, except | gallbladder |
| The outer portion of the kidney is called the | Renal cortex |
| Which of the following has both endocrine and exocrine gland function | Pancreas |
| Ovulation involves | Rupture of a mature follicle and release of an ovum |
| Which of the following is incorrect | All of these are correct |
| Primary spermatocytes undergo ____ in the formation of secondary spermatocytes | Meiosis 1 |