Cell Physiology Spring 2016 Name: Page 1 This test is to be completed on your own, the essay sections should not be the same as anyone else’s (word for word) If that is what I find you both will receive 0 for this test. Structure/Function Cell Part 1) Stores material within the cell (General) 2) The sites of protein synthesis 3) Transports materials within the cell 4) Organelle that manages or controls all the cell functions in a eukaryotic cell 5) Digests excess or worn-out cell parts, food particles and invading viruses or bacteria 6) Small bumps located on portions of the endoplasmic reticulum 7) Provides temporary storage of food, enzymes and waste products 8) Produces a usable form of energy for the cell 9) Packages proteins for transport out of the cell 10) The membrane surrounding the cell 11) Name for the collection of DNA in the nucleus of eukaryotic cells 12) Consist of hollow tubes which provide support for the cell 13) Small hair-like structures used for movement or sensing things Cell Physiology Spring 2016 Name: Page 2 1) In what organelle does cellular respiration take place? 2) Name two storage organelles? 3) What is the list of organelles that take part in protein synthesis? 4) How is the nucleus involved in protein synthesis? 5) What is the difference between rough ER and smooth ER? What is the ER doing that is different in each case? 6) What are lysosomes? What types of molecules would be found inside a lysosome? 7) Why might a lysosome fuse with or link up with a food vacuole? 8) In what organelle do molecules move from the ER to the Golgi bodies? Cell Physiology Spring 2016 Name: Page 3 9) The pH of lysosomes is lower than that of the cytosol because of the action of A. Na+ and OH− transport proteins in the lysosomal membrane B. H+ and Cl− transport proteins in the plasma membrane C. acid-producing enzymes in the lysosomal lumen D. H+ and Cl− transport proteins in the lysosomal membrane 10) The phenomenon in which a chemical absorbs light at one wavelength and emits it at a specific and longer wavelength is called A. Differential interference contrast. B. fluorescence. C. deconvolution. D. shadowing. 11) Which of the following could be used to visualize subcellular structure in living cells? A. transmission electron microscopy B. scanning electron microscopy C. bright field microscopy D. differential Fluorescence interference light microscopy 12) If a cellular homogenate were subjected to differential centrifugation, which of the following would be expected to pellet first? A. the endoplasmic reticulum B. mitochondria C. the cytosol D. nuclei Cell Physiology Spring 2016 Name: Page 4 13) The disruption of a cell is necessary to release its organelles and contents for subsequent isolation. One method, called _________________________________, uses ultrahigh- ...

1. Cell Physiology Spring 2016 Name:
Page 1
This test is to be completed on your own, the essay sections
should not be the same as anyone else’s
(word for word) If that is what I find you both will receive 0 for
this test.
Structure/Function Cell Part
1) Stores material within the cell (General)
2) The sites of protein synthesis
3) Transports materials within the cell
4) Organelle that manages or controls all the cell functions in a
eukaryotic cell
5) Digests excess or worn-out cell parts, food particles and
invading
viruses or bacteria
6) Small bumps located on portions of the endoplasmic
reticulum
7) Provides temporary storage of food, enzymes and waste
products

2. 8) Produces a usable form of energy for the cell
9) Packages proteins for transport out of the cell
10) The membrane surrounding the cell
11) Name for the collection of DNA in the nucleus of
eukaryotic cells
12) Consist of hollow tubes which provide support for the cell
13) Small hair-like structures used for movement or sensing
things
Cell Physiology Spring 2016 Name:
Page 2
1) In what organelle does cellular respiration take place?
2) Name two storage organelles?
3) What is the list of organelles that take part in protein
synthesis?

3. 4) How is the nucleus involved in protein synthesis?
5) What is the difference between rough ER and smooth ER?
What is the ER doing that is
different in each case?
6) What are lysosomes? What types of molecules would be
found inside a lysosome?
7) Why might a lysosome fuse with or link up with a food
vacuole?
8) In what organelle do molecules move from the ER to the
Golgi bodies?
Cell Physiology Spring 2016 Name:
Page 3
9) The pH of lysosomes is lower than that of the cytosol

4. because of the action of
A. Na+ and OH− transport proteins in the lysosomal membrane
B. H+ and Cl− transport proteins in the plasma membrane
C. acid-producing enzymes in the lysosomal lumen
D. H+ and Cl− transport proteins in the lysosomal membrane
10) The phenomenon in which a chemical absorbs light at one
wavelength and emits it at a specific
and longer wavelength is called
A. Differential interference contrast.
B. fluorescence.
C. deconvolution.
D. shadowing.
11) Which of the following could be used to visualize
subcellular structure in living cells?
A. transmission electron microscopy
B. scanning electron microscopy
C. bright field microscopy
D. differential Fluorescence interference light microscopy
12) If a cellular homogenate were subjected to differential

5. centrifugation, which of the following
would be expected to pellet first?
A. the endoplasmic reticulum
B. mitochondria
C. the cytosol
D. nuclei
Cell Physiology Spring 2016 Name:
Page 4
13) The disruption of a cell is necessary to release its organelles
and contents for subsequent
isolation. One method, called
_________________________________, uses ultrahigh-
frequency sound to disrupt the cell plasma membrane.
A. tomography
B. epitope tagging
C. sonication
D. centrifugation

6. 14) Movement of phospholipids from one leaflet to the other
A. Occurs routinely.
B. Requires cholesterol.
C. Requires flippases.
D. Is impossible.
15) Aquaporin’s?
A. Peripheral membrane proteins.
B. Contain no hydrophobic amino acid residues.
-helical regions.
D. Allow small water soluble molecules to pass through a
membrane.
16) The major ATP-powered pump responsible for maintaining
ion gradients across the plasma
membrane of mammalian cells is
A. The calmodulin-activated plasma membrane Ca2+ ATPase.
B. The sarcoplasmic reticulum Ca2+ ATPase.
C. The vacuolar F-class proton pump.
D. The plasma-membrane Na+/K+ ATPase.

7. Cell Physiology Spring 2016 Name:
Page 5
17) Transepithelial glucose transport uses a symport to transport
glucose up a concentration gradient
by
A. Coupling glucose transport to proton movement.
B. Coupling glucose transport to Na+ movement.
C. Coupling glucose transport to Ca2+ movement.
D. Coupling glucose transport to Cl– movement.
18) Parietal cells acidify the stomach contents while
maintaining a neural cytosolic pH by
A. Exporting “excess” cytosolic OH– as HCO3
–.
B. Exchanging HCO3
– for Cl–.
C. Preserving electro neutrality by accompanying the movement
of each Cl– ion into the
stomach lumen by a K+.
D. All of the above.

8. Cell Physiology Spring 2016 Name:
Page 6
19) Describe the most likely normal physiological process
occurring in this cell without the
Cholera(describe what is happening in steps and why you think
that is first, second or last)
Cell Physiology Spring 2016 Name:
Page 7
20) What does the Cholera do directly to the intracellular
processes (be specific)
21) The two circles next two fluid absorption and fluid

9. secretion need either (+ or -) depending on
how you think the cholera effects fluid in the intestine
22) What is the most reasonable major symptom a patient with
cholera would be suffering from and
ultimately what causes them to die. (use the diagram above to
explain)
23) What happens to Blood glucose concentrations after the
cholera has infected the cells and why?