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Dana McLelland
Week 1-5 mid term quiz
| Which type of tissue has cube-shaped cells and can be found lining the kidney tubules? | Simple Cuboidal Epithelium |
| The knee is ________ to the foot. | Superior |
| Muscles are ________ to the skin. | Deep |
| The body as a whole can be subdivided into two major divisions. They are | Axial and Appendicular |
| The plane that divides the body into front and back portions is the _____ plane. | Coronal |
| The sternal region is ________ to the scapular region. | Anterior |
| The inguinal region lies | Where the thigh joins the trunk |
| The dorsal body cavity is subdivided into a cranial cavity and a spinal cavity. | True |
| Which structure is located entirely within the right upper quadrant? | Gallbladder |
| _____ refers to an inner region of an organ, whereas _____ refers to an outer region or layer of an organ. | Medullary, Cortical |
| Another name for the midsagittal plane is | Median |
| From smallest to largest, the levels of organization of the body are: | Chemical, Microscopic, Cellular, Tissue, Organ, System, Organism |
| An organ is one organizational level higher than a(n): | System |
| The smallest living units of structure and function in the body are: | Molecules |
| A plane through the body that divides the body into right and left sides is called: | Sagittal |
| 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 plane that divides the body into upper and lower parts is the _____ plane. | Transverse |
| An organization of many similar cells that are specialized to perform a certain function is called a(n): | Tissue |
| In anatomical position the wrist is ___________ as compared to the elbow | Inferior |
| Several kinds of tissues working together are termed a(n) | Organ |
| atoms combined to form larger chemical aggregates. are? | Molecules |
| The elements carbon, hydrogen, oxygen, and nitrogen make up which percentage of the human body? | 96% |
| For sodium to transform from a neutral atom to a positive ion, it must: | Lose and Electron |
| They release hydrogen Ions | Acids |
| The reaction between hydrogen and oxygen needed to form water is an example of a: | Hydrogen Bond |
| As the concentration of hydroxide ions (OH–) increases, the: | Basic |
| The element oxygen has an atomic number of 8, which means it contains: | 8 Protons |
| The atomic number tells you the | Number of protons in the nucleus |
| The type of chemical reaction most likely to require energy is a(n) _____ reaction. | Synthesis |
| An atom can be described as chemically inert if its outermost electron shell contains _____ electrons. | 8 Electrons |
| A chemical bond formed by the sharing of one or more pairs of electrons between the outer shells of two atoms is called a(n) _____ bond. | Covalent |
| An element that contains the same number of protons, but different numbers of neutrons is called a(n) | Isotope |
| A molecule that is polar: | Can form a hydrogen bond and its charge is unequal |
| The breakdown of compounds by adding a water molecule is? | Hydrolysis |
| As the concentration of hydrogen ions increases, the pH goes _____, and the solution becomes more _____. | Down, Acidic |
| The most abundant element essential to life is | Oxygen |
| Which subatomic particles carry a charge? | Protons |
| Ionic bonds are chemical bonds formed by the: | Transfer of electrons from one atom to another |
| Atoms with fewer than eight electrons in the outer energy level will attempt to lose, gain, or share electrons with other atoms to achieve stability. This tendency is called the | Octet rule |
| What term is used to describe all of the chemical reactions that occur in body cells? | Metabolism |
| Bases are substances that accept What kind of ion? | hydrogen ions |
| What is not one of the major elements present in the human body? | Zinc |
| A solution that contains a greater concentration of hydroxide ions (OH–) than hydrogen ions (H+) is a(n) _____ solution. | Basic |
| A negatively charged subatomic particle that moves around the nucleus is a(n): | Electron |
| Atomic mass is determined by the number of: | Protons and Neutrons |
| The hydrogen isotope tritium consists of: | One Proton and Two Neutrons |
| A magnesium atom has an atomic number of 12, an atomic mass of 25, and a +2 charge. This atom would contain _____ protons, _____ neutrons, and _____ electrons. | 12,13,10 |
| The most abundant and important compound(s) in the body is(are): | Proteins |
| Approximately what percentage of the body weight of an adult female is water? | 50% |
| The formation of sucrose involves the removal of a molecule of water. This is called: | Dehydration Syntheses |
| The atomic number of carbon is 6. How many unpaired electrons are in its outer shell? | Six |
| In the presence of a base, red litmus paper will: | Turn Blue |
| Which of the following represents a trace element in the body? | Iron |
| An ionic bond is formed by: | A positive and a negative ion attracting each other |
| This membranous organelle is the site of protein synthesis for proteins that are secreted by the cell. | Rough Endoplasmic Reticulum |
| This organelle is characterized by folded membranes called cristae. | Mitochondria |
| This cytoskeleton element is the largest in diameter | Micro Tubules |
| This organelle is primarily a sac of powerful digestive enzymes called acid hydrolases. | Lysosomes |
| The inside of the cell is composed largely of a gel-like substance called | Cytoplasm |
| Often referred to as the “power plant” of the cell, which organelle is the site of ATP production? | Mitochondria |
| Cisternae of this organelle are continuous with the nuclear envelope. | Rough Endoplasmic Reticulum |
| Which area of the cytoplasm near the nucleus coordinates the building and breaking of microtubules in the cell? | Centrosome |
| The outer boundary of a human cell is called the | Plasma Membrane |
| This organelle is numerous in liver and kidney cells. | Peroxisomes |
| This organelle primarily modifies products from the rough ER, and it resembles a stack of hollow saucers, one cupped inside the next. | Golgi Apparatus |
| Of the following, the only organelle that has a double membrane structure is the | Mitochondria |
| A spherical membrane-bound structure that contains the genetic material of the cell and is often referred to as the “command center” of the cell is the | Nucleus |
| Phospholipids of the plasma membrane are arranged | In a bilayer with their nonpolar tails sandwiched between the polar heads. |
| A list of the cell fibers from largest to smallest would read: | Microtubules, Intermediate filaments, Microfilaments |
| microtubules, intermediate filaments, microfilaments. microtubules, microfilaments, intermediate filaments. | Chromatin |
| The largest human cell, measuring about 150 μm, is a: | The Ovum |
| The presence of what substance in the cell membrane keeps it from breaking too easily? | Cholesterol |
| The identification function of the cell membrane is carried out by | Glycoprotein Molecules |
| The nucleolus is composed chiefly of: | rRNA |
| The break down proteins and cytoplasm that are not needed by “self-eating" is called what? | Autophagy |
| A specialized cell structure that propels the sperm is the: | Flagellum |
| Which of the following organelles is considered a Non membranous organelle? | Ribosomes |
| Damage to the centrosome and centrioles in a cell would have the greatest impact on which cell function? | Cellular Division |
| The fundamental organizational unit of life is the: | The Cell |
| The ____ is often called the microtubule organizing center. | Centrosome |
| The most abundant and widespread tissue in the body is | Connective Tissue |
| What type of tissue contains osteocytes? | Bone |
| Which muscle tissue contains intercalated disks? | Cardiac Muscle |
| Besides water, extracellular matrix contains | Carbohydrates and Proteoglycans. |
| The strongest and most durable type of cartilage is | Fibrocartilage |
| Which of the following is not a primary germ layer? | Endo |
| The connective tissue membranes that line the spaces between bones and joints are called _____ membranes. | Synovial |
| The dermis is composed of two layers, a thin papillary layer and a thick _____ layer. | Reticular |
| The two major categories of body membranes are | Connective and Epithelial |
| The basic determinant of skin color is | Melanin |
| Which of the following tissues lack a direct blood supply and consequently heals very slowly? | Cartilage |
| The skin glands include three kinds of microscopic glands. They are the __________ glands. | Eccrine, Sweat, Ceruminous |
| Of the many different kinds of protein compounds in the body, which is the most abundant? | Collagen |
| The mixed secretions of sebaceous and ceruminous glands form a brown waxy substance called the | Cerumen |
| Cells in a tissue are surrounded by or embedded in a complex extracellular material called a | Matrix |
| The _____ junction “glues” the epidermis and dermis together and provides mechanical support for the epidermis. | Dermo-epidermal Junction |
| Stratified squamous (keratinized) epithelial cells are found in the | Epidermis |
| Is the vertebra part of the axial or appendicular skeleton? | Axial |
| The Clavicle is a bone in the skull? True or False | False |
| What are the bones that form the framework of the hand called? | Metacarpals |
| The extracellular components of bone matrix are | Hard and Calcified |
| The joint between the pubic portions of each coxal bone is the | Pubic symphysis |
| This is the only bone in the body that articulates with no other bones what is it? | Hyoid |
| Where are the smallest bones in the body located? | Ears |
| which bones compose the wrist? | Carpals |
| The two bones that form the framework for the forearm are the | Ulna and Radius |
| This bone in the lower leg bone is smaller and is located laterally? | Fibula |
| What structures firmly hold the foot bones firmly in their arched position? | Tendons and Ligaments |
| These structures are unique to the fetal skull providing additional space for molding the head shape as the baby passes through the birth canal? | Fontanels |
| Why are the last two pairs of false ribs called floating ribs? | Floating ribs do not attach directly or indirectly to the sternum. |
| The dense, white fibrous membrane that covers bone except at joint surfaces is the | Periosteum |
| The zygomatic bone is located in the face True of False | True |
| The very small bone that lies just posterior and lateral to each nasal bone is the | Lacrimal |
| Bone marrow is a specialized type of soft, diffuse connective tissue called | Myeloid Tissue |
| Compact bone contains many cylinder-shaped structural units called | Osteons |
| 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 |
| The main shaft-like portion of a long bone is the | Diaphysis |
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danam3661
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