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Week 1-5
Stdy
| Question | Answer |
|---|---|
| Mitochondria, Golgi apparatus, and endoplasmic reticulum are examples of | Organelles |
| The neck is ______ as compared to the right shoulder. | Medial |
| The number of abdominal regions is | Nine |
| The abdominal quadrants are located with what structure as their midpoint? | Umbilicus |
| What is the anatomical direction term that means nearer the surface? | Superficial |
| In anatomical position the wrist is ___________ as compared to the elbow. | Distal |
| The smallest living units of structure and function in the body are | Cells |
| A plane through the body that divides the body into right and left sides is called | Sagittal |
| Which of the following does not describe anatomical position? | Pinky is lateral as compared to the thumb |
| The abdominopelvic cavity contains all of the following except the | Heart |
| When many similar cells specialize to perform a certain function, it is referred to as a(n) | Tissue |
| From smallest to largest, the levels of organization of the body are | Chemical → Organelle → Cellular → Tissue → Organ → System → Organism |
| Molecules are | Atoms combined to form larger chemical aggregates |
| A frontal section divides the body into _____ portions. | Front and back |
| A sagittal section divides the body into _____ portions. | Right and left |
| Several kinds of tissues working together are termed a(n) | Organ |
| The structure that is called the “powerhouse” of the cell is the | Mitochondria |
| The plane that divides the body into upper and lower parts is the _____ plane. | Transverse |
| If your reference point is “farthest from the trunk of the body” versus “nearest to the trunk of the body,” where does the knee lie in relation to the ankle? | Proximal |
| Blood production is a function of which system? | Skeletal |
| An x-ray technician has been asked to make x-ray films of the liver. Which of the abdominopelvic regions must be included? | Right hypochondriac, epigastric, and left hypochondriac |
| The lungs are located in the | Thoracic cavity |
| Which of the following is not one of the characteristics of life? | Balance |
| Popliteal refers to the | Area behind the knee |
| The reproductive system includes all of the following except the | Ureter |
| Two major cavities of the human body are | Ventral and dorsal |
| The brain is ______ as compared to the skull. | Deep |
| A plane through the body that divides the body into anterior and posterior portions is | Coronal |
| The mediastinum contains all of the following except the | Right lung |
| An organ is one organizational level higher than a(n) | Tissue |
| Which of the following represents a trace element in the body? | Iron |
| As the concentration of hydrogen ions (H+) increases, the | solution becomes more acidic. |
| An ionic bond is formed by | a positive and a negative ion attracting each other. |
| The kind of element is determined by the number of | protons. |
| The process of the digestion of food is an example of which type of reaction? | Decomposition |
| An isotope of an element contains different numbers of ____ from other atoms of the same element. | neutrons |
| The most abundant and important compound(s) in the body is(are) | water. |
| A negatively charged subatomic particle that moves around the nucleus is a(n) | electron. |
| The approximate pH of gastric fluid is | 2 |
| Atomic mass is determined by the number of | protons and neutrons. |
| A solution that contains a greater concentration of hydroxide ions (OH–) than hydrogen ions (H+) is a(n) _____ solution. | alkaline (basic) |
| Which of the following bonds are the weakest? | Hydrogen |
| The study of metabolism includes examination of | all of the above. |
| The atomic number of carbon is 6. How many unpaired electrons are in its outer shell? | Four |
| The formation of sucrose involves the removal of a molecule of water. This is called | dehydration synthesis. |
| When atoms combine, they may gain, lose, or share | electrons. |
| The type of reaction in which substances are combined to form more complex substances is called a(n) _____ reaction. | synthesis |
| The octet rule refers to the | stability of the atom when there are eight electrons in the outermost energy level. |
| The study of metabolism includes examination of | all of the above. |
| Substances that accept hydrogen ions are called | bases. |
| Which of the following represents properties of water? | All of the above |
| Approximately what percentage of the body weight of an adult female is water? | 50% |
| Acids | All of the above are true of acids. |
| Carbon has an atomic number of 6. The number of electrons found in the first shell is | two. |
| An example of a catabolic process is | hydrolysis. |
| Which of the following elements is least likely to combine with another element? | Helium |
| Which of the following is not one of the major elements present in the human body? | Zinc |
| An example of an element would be | Ne. |
| An example of a catabolic process is | hydrolysis. |
| AB + CD → AD + CB is an example of a(n) _____ reaction. | exchange |
| Lysosomes perform autophagy. This means that they | break down proteins and cytoplasm that are not needed by “self eating.” |
| How do vesicles move from place to place in an organized way within the cell? | Molecular motors pull them along the microtubules and microfilaments of the cytoskeleton |
| The nucleolus is composed chiefly of | rRNA |
| The ____ is often called the microtubule organizing center. | centrosome |
| Which of the following is not true about ribosomes? | Surrounded by a membrane structure |
| A specialized cell structure that propels the sperm is the | flagellum |
| The cell extension that contains microfilaments is called | microvilli |
| Which of the following is not true of the rough endoplasmic reticulum? | It makes lipids and carbohydrates. |
| The fundamental organizational unit of life is the | cell |
| Which of the following is not a function of the smooth endoplasmic reticulum? | Provides a site for ribosome attachment |
| Which of the following organelles is considered a nonmembranous organelle? | Ribosome |
| Projections from the cell that move materials and mucus are called | cilia |
| Tiny indentations of the plasma membrane that resemble caves are called | caveolae |
| In the cell membrane, the hydrophilic part of the phospholipid molecule | faces the exterior of the cell. |
| The presence of which substance in the cell membrane keeps it from breaking too easily? | Cholesterol |
| Skin cells (epithelial) are held tightly together by | desmosomes |
| Which of the following recognize and destroy nonself cells? | Immune cells |
| Which cell fiber serves as part of our “cellular muscles?” | Microfilament |
| DNA is a major constituent of which cell organelle? | Nucleus |
| A list of the cell fibers from largest to smallest would read | microtubules, intermediate filaments, microfilaments. |
| ATP production occurs within which organelle? | Mitochondrion |
| The largest human cell, measuring about 150 μm, is a | female sex cell or ovum. |
| Main cell structures include all of the following except | interstitial fluid. |
| Which are the organelles that allow for the recycling of amino acids in the cell? | Proteasomes |
| The barrier function of the plasma membrane is accomplished by the | phospholipid bilayer. |
| The inner membrane of what double-membrane structure is contorted into folds called cristae? | Mitochondrion |
| Which organelles consist of vesicles that have pinched off from the Golgi apparatus? | Lysosomes |
| Which of the following is not a function of the integral membrane proteins? | All of the above are functions of the integral membrane proteins. |
| Granules or threads within the nucleus are called | chromatin. |
| The cell extension that assists epithelial cells in absorption is called | microvilli. |
| Around the sixth month of pregnancy, the developing fetus is almost entirely covered by a fine soft hair coat called the | lanugo |
| The union of basal and fibroreticular laminae forms the | basement membrane |
| Which of the following is not a primary germ layer? | epiderm |
| The two major categories of body membranes are | epithelial and connective |
| Stratified squamous (keratinized) epithelial cells are found in the | epidermis |
| Of the many different kinds of protein compounds in the body, which is the most abundant? | collagen |
| Which of the following contains intercalated disks? | cardiac muscle |
| Each hair follicle has a small bundle of involuntary muscles attached to it called the | arrector pili muscle |
| The mixed secretions of sebaceous and ceruminous glands form a brown waxy substance called the | cerumen |
| Besides water, extracellular matrix contains | proteins and proteoglycans |
| A lubricating substance produced by goblet cells is called | mucus |
| The two main layers that compose the skin are the dermis and | epidermis |
| Which of the following is not a type of connective tissue? | cardiac |
| Cells in a tissue are surrounded by or embedded in a complex extracellular material called a | matrix |
| Which of the following tissues lack a direct blood supply and consequently heals very slowly? | cartilage |
| Which of the following is the most superficial layer of the epidermis? | stratum corneum |
| The epidermis is composed of several types of epithelial cells. One type, called keratinocytes, become filled with a tough, fibrous protein called | keratin |
| The dermis is composed of two layers, a thin papillary layer and a thick _____ layer. | reticular |
| The connective tissue membranes that line the spaces between bones and joints are called _____ membranes. | synovial |
| Which type of tissue has cube-shaped cells and can be found lining the kidney tubules? | simple cuboidal epithelium |
| Which of the following is an example of a serous membrane? | All of these are examples of a serous membrane. |
| The conducting unit of the nerve tissue is the | neuron |
| The _____ junction “glues” the epidermis and dermis together and provides mechanical support for the epidermis. | dermoepidermal |
| The External Ear is composed of | elastic cartilage |
| Which of the following is not a principal type of tissue? | cardiac |
| The fluid environment that fills the spaces between the cells of the body is called | intercellular matrix |
| Mesoderm interacts with endoderm and ectoderm to give rise to | all of the above |
| The basic determinant of skin color is | melanin |
| Which principal type of tissue covers and protects body surfaces and lines body cavities? | epithelial |
| Adipose tissue is | a storage tissue |
| Which of the following bones form the framework of the hand? | metacarpals |
| Which bone is located on the posterior aspect of the skull? | occipital |
| The largest sesamoid bone in the body is the | patella |
| _____ fibers are present in all three types of cartilage, but they are most numerous in fibrocartilage. | Collagenous |
| Which of the following is not a bone in the leg? | mandible |
| Of the five metacarpal bones that form the framework of the hand, the _____ metacarpal forms the most freely movable joint with the carpal bones. | thumb |
| The medial part of the anterior chest wall is supported by a dagger-shaped bone called the | sternum |
| If you are working on an archeological dig and find the remains of a human pelvis with a subpubic angle of 110 degrees, you can assume that this pelvis belongs to a | female |
| Which lower leg bone is smaller and is located laterally? | fibula |
| The human skeletal system consists of two divisions. They are | axial and appendicular |
| Which of the following is a bone in the axial skeleton? | vertebra |
| Cartilage is classified as _____ tissue. | connective |
| Fibrocartilage can be found in the | symphysis pubis |
| Anteriorly, each rib of the first seven pairs attaches to the | sternum |
| Compact bone contains many cylinder-shaped structural units called | osteons |
| Which of these pelvic bones is the most anteriorly placed? | pubis |
| Bone marrow is a specialized type of soft, diffuse connective tissue called | myeloid tissue |
| The very small bone that lies just posterior and lateral to each nasal bone is the | lacrimal |
| The extracellular components of bone matrix are | hard and calcified |
| The dense, white fibrous membrane that covers bone except at joint surfaces is the | periosteum |
| The joint between the pubic portions of each coxal bone is the | pubic symphysis |
| What structures firmly hold the foot bones firmly in their arched position? | ligaments and tendons |
| The bone that claims the distinction of being the only bone in the body that articulates with no other bones is the | hyoid |
| The main shaft-like portion of a long bone is the | diaphysis |
| Which of the following is not a type of bone? | regular |
| The most common type of cartilage is | hyaline |
| Anatomically speaking, which bones compose the wrist? | carpals |
| The vertebral bones that support the small (lower section) of the back are the | lumbar vertebrae |
| Which of the following is not a bone in the skull? | clavicle |
| Spongy bone is characterized by | open spaces partially filled by an assemblage of needle-like structures. |
Created by:
Aniya562