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1. The abdominal cavity contains List two organs contained in the abdomi-
the stomach, intestines, spleen nal cavity.
and liver
2. a. False True or false: The purpose of cellular res-
piration is to produce ADP
3. True True or False: Peripheral proteins are
found on the outer surface of a cell mem-
brane
4. False True or False: Exocytosis is the process
that occurs to bring biomacromolecules
inside the cell.
5. True True or False: Receptor mediated endo-
cytosis uses a signaling molecule from
another cell, binding to the cell membrane
to bring about changes within the cell pro-
teins.
6. False True or False: Endocytosis is a passive
process. It does not require cellular ener-
gy expenditure.
7. Tay-Sachs disease impacts the In your own words, discuss Tay Sachs
lysosome of the cell because a disease. What organelle within the cell is
digestive enzyme is lacking. This impacted? What are the symptoms of the
leads to toxic lipid build-up in disease and why do they occur?
the brain that cannot be broken
down. This can lead to disability
and death.
8. The smaller cell. Cells need to re- You are observing two cells under the mi-
main relatively small because as croscope. They are the same type of eu-
a cell expands the amount of sur- karyotic cell but one appears much larger.
face area relative to the volume Based on appearance alone, which one
of the cell decreases. The small- would you expect to be carrying out res-
er cell is more active because piration at a more active rate, the larger or
relative to its volume, its surface smaller cell? Explain why.
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, Portage BIOD 151 Anatomy and Physiology Final Exam
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area is larger than a bigger cell.
With a larger surface area (rel-
ative to its volume) this allows
the metabolic processes to oc-
cur faster.
9. The upward movement of the Explain what happens to the soft palate
soft palate prevents food or liq- during swallowing. Why?
uid from entering the nasal pas-
sages during swallowing.
10. Oropharynx Air and food pass in which one of the
following areas: Trachea, Nasopharynx,
Oropharynx, Alveoli
11. Label B- Oral Cavity, Label D- Label the following five items from the
Epiglottis, Label E- Glottis, Label diagram:
F- Trachea, Label G- Esophagus
12. Primary bronchi, secondary From widest to narrowest, the branches
bronchi, tertiary bronchi, bron- of the bronchial tree are:
chioles
13. Gastrin stimulates the secre- Explain why someone who has hypergas-
tions of pepsinogens and hy- trinemia (excessive secretion of gastrin)
drochloric acid. Excess amounts might develop gastric/stomach ulcers.
would lead to erosion of the
stomach lining.
14. 3: Stomach, 4: Gallbladder, 7: Je- Look carefully at the diagram below. Label
junum (not small intestine), 9: the following 5 organs of the digestive
Appendix (not large intestine), system. To receive credit for the intestines
10: Rectum (not large intestine) you must label the specific region.
15. The parietal cells (located in the Describe parietal cells and chief cells:
wall of the stomach body) se- name their location, secretions and pur-
crete hydrochloric acid, gener- poses.
ating a pH of 1.3-3.5. This very
acidic pH kills many of the bac-
teria ingested along with food.
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