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Anatomy Midterm
Weeks 1-5
| Question | Answer |
|---|---|
| The structure that is called the “powerhouse” of the cell is the: | mitochondria. |
| 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 |
| A plane through the body that divides the body into right and left sides is called: | sagittal. |
| Several kinds of tissues working together are termed a(n): | organ. |
| Two major cavities of the human body are: | ventral/dorsal. |
| What are atoms combined to form larger chemical aggregates.? | Molecules. |
| Which of the following is not one of the characteristics of life? | Balance |
| A surgeon removing a gallbladder should know to find it in the _____ region. | right hypochondriac |
| Mitochondria, Golgi apparatus, and endoplasmic reticulum are examples of: | Organelles. |
| A plane through the body that divides the body into anterior and posterior portions is: | coronal. |
| The hydrogen isotope tritium consists of: | one proton and two neutrons. |
| An example of a catabolic process is: | hydrolysis. |
| 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 inner membrane of what double-membrane structure is contorted into folds called cristae? | Mitochondrion |
| The enzyme catalase is an important chemical in the functioning of the: | peroxisomes. |
| The nucleolus is composed chiefly of: | rRNA. |
| The cell extension that assists epithelial cells in absorption is called: | microvilli. |
| The largest human cell, measuring about 150 μm, is a: | female sex cell or ovum. |
| The epidermis is composed of several types of epithelial cells. One type, called keratinocytes, become filled with a tough, fibrous protein called | keratin. |
| Which of the following tissues lack a direct blood supply and consequently heals very slowly? | cartilage |
| Adipose tissue is | a storage tissue. |
| The _____ junction “glues” the epidermis and dermis together and provides mechanical support for the epidermis. | dermoepidermal |
| Which of the following is the most superficial layer of the epidermis? stratum basale | stratum corneum |
| Which of the following contains intercalated disks? | cardiac muscle |
| The bone that claims the distinction of being the only bone in the body that articulates with no other bones is the | hyoid. |
| The extracellular components of bone matrix are | hard and calcified. |
| The largest sesamoid bone in the body is the | patella. |
| The most common type of cartilage is | hyaline. |
| Which of these pelvic bones is the most anteriorly placed? | pubis |
| The very small bone that lies just posterior and lateral to each nasal bone is the | lacrimal. |
| The vertebral bones that support the small (lower section) of the back are the | lumbar vertebrae. |
| Spongy bone is characterized by | pen spaces partially filled by an assemblage of needle-like structures. |
| Compact bone contains many cylinder-shaped structural units called | osteons. |