The posterior compartment of the eye is filled with a clear gel called the
A. aqueous humor.
B. lacrimal secretions.
C. fovea centralis.
D. vitreous humor.
Answer: D
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Vesicles that are produced by the ER-Golgi network may be released from the cell using the process of
A) Exocytosis. B) Endocytosis. C) Phagocytosis. D) Both B and C
Which of the following chambers of the heart is surrounded by the thickest layer of myocardium?
a) right atrium b) left atrium c) right ventricle d) left ventricle e) right auricle
Using the figure below, identify the labeled part.
1) Label A: ______________________________
2) Label B: ______________________________
3) Label C: ______________________________
4) Label D: ______________________________
5) Label E: ______________________________
6) Label F: ______________________________
7) Label G: ______________________________
8) Label H: ______________________________
9) Label I: ______________________________
10) Label J: ______________________________
11) Label K: ______________________________
12) Label L: ______________________________
13) Label M: ______________________________
14) Label N: ______________________________
15) Label O: ______________________________
16) Label P: ______________________________
17) Label Q: ______________________________
18) Label R: ______________________________
19) Label S: ______________________________
20) Label T: ______________________________
21) Label U: ______________________________
What structure regulates what enters the colon from the ileum?
A) ileocecal valve B) internal anal sphincter C) external anal sphincter D) pyloric sphincter