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1. List two organs contained in the ab- The abdominal cavity contains the
dominal cavity. stomach, intestines, spleen and liv-
er
2. True or false: The purpose of cellular a. False
respiration is to produce ADP
3. True or False: Peripheral proteins are True
found on the outer surface of a cell
membrane
4. True or False: Exocytosis is the False
process that occurs to bring bio-
macromolecules inside the cell.
5. True or False: Receptor mediated en- True
docytosis uses a signaling molecule
from another cell, binding to the cell
membrane to bring about changes
within the cell proteins.
6. True or False: Endocytosis is a passive False
process. It does not require cellular
energy expenditure.
7. In your own words, discuss Tay Sachs Tay-Sachs disease impacts the
disease. What organelle within the cell lysosome of the cell because a
is impacted? What are the symptoms digestive enzyme is lacking. This
of the disease and why do they occur? leads to toxic lipid build-up in the
brain that cannot be broken down.
This can lead to disability and
death.
8. You are observing two cells under the The smaller cell. Cells need to re-
microscope. They are the same type of main relatively small because as a
eukaryotic cell but one appears much cell expands the amount of surface
larger. Based on appearance alone, area relative to the volume of the
which one would you expect to be car- cell decreases. The smaller cell is
rying out respiration at a more active more active because relative to its
volume, its surface area is larger
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, Portage BIOD 151 Anatomy and Physiology Final Exam
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rate, the larger or smaller cell? Explain than a bigger cell. With a larger
why. surface area (relative to its volume)
this allows the metabolic processes
to occur faster.
9. Explain what happens to the soft The upward movement of the soft
palate during swallowing. Why? palate prevents food or liquid from
entering the nasal passages during
swallowing.
10. Air and food pass in which one of the Oropharynx
following areas: Trachea, Nasophar-
ynx, Oropharynx, Alveoli
11. Label the following five items from the Label B- Oral Cavity, Label D-
diagram: Epiglottis, Label E- Glottis, Label F-
Trachea, Label G- Esophagus
12. From widest to narrowest, the branch- Primary bronchi, secondary
es of the bronchial tree are: bronchi, tertiary bronchi, bronchi-
oles
13. Explain why someone who has hyper- Gastrin stimulates the secretions of
gastrinemia (excessive secretion of pepsinogens and hydrochloric acid.
gastrin) might develop gastric/stom- Excess amounts would lead to ero-
ach ulcers. sion of the stomach lining.
14. Look carefully at the diagram below. 3: Stomach, 4: Gallbladder, 7: Je-
Label the following 5 organs of the di- junum (not small intestine), 9: Ap-
gestive system. To receive credit for pendix (not large intestine), 10:
the intestines you must label the spe- Rectum (not large intestine)
cific region.
15. Describe parietal cells and chief cells: The parietal cells (located in the
name their location, secretions and wall of the stomach body) se-
purposes. crete hydrochloric acid, generating
a pH of 1.3-3.5. This very acidic
pH kills many of the bacteria in-
gested along with food. In addi-
tion, the low pH stops the activi-
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