1. What is the function of aldosterone?
It increases Na+ reabsorption and K+ secretion.
2. Which of the following accurately describes the inorganic phosphates (P) of the body fluids?
They participate in the activation of some enzymes.
3. How is calcium concentration in the body regulated?
By hormones.
4. Which of the following occurs with hypokalemia?
Cells are hyperpolarized.
5. What is the most abundant cation in the ICF?
K+
6. Long term inhibition of thirst is mostly associated with which of the following?
A drop in blood osmolarity.
7. What is the greatest determinant of the intracellular water volume?
K+
8. What are the major chemical buffer systems of the body?
The bicarbonates, phosphate, and protein.
9. A patient suffering from diabetic acidosis would display which of the following symptoms?
Hyperventilation.
10. Which of the following is not caused by hypernatremia?
A reduction in plasma volume
11. In response to dehydration, osmoreceptors stimulate the secretion of
ADH
12. Fluid intake is governed mainly by hypothalamic neurons called
Osmoreceptors.
13. In which compartment would fluid accumulate in edema?
Tissue (interstitial) fluid
14. Which of the following is not a role of calcium in the body?
It is a significant component of nucleic acids.
15. Where is the greatest volume of water in the body found?
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, Intracellular fluid (ICF)
16. The penis is innervated by the ________ nerve.
internal pudendal
17. Which of the following is the correct pathway of sperm cells from their formation to
ejaculation?
Seminiferous tubule, rete testis, epididymis, ductus deferens, ejaculatory duct, urethra
18. Descent of the testes is stimulated by the ________.
presence of testosterone
19. When it is cold, the ________ contracts and draws the testes closer to the body to keep
them warm.
cremaster
20. Sildenafil (Viagra) prolongs erection by ________.
inhibiting degradation of cGMP
21. Which of the following is true regarding the blood-testis barrier?
It prevents antibodies in the blood from getting to the germ cells.
22. By volume, most of the semen is produced in the
seminal vesicles
23. The ________ has/have no androgen receptors and do/does not respond to it.
germ cells
24. ________ stimulates the interstitial cells of the testes to secrete ________.
Luteinizing hormone (LH); testosterone
25. When do the testes start secreting testosterone?
In the first trimester of fetal development
26. The countercurrent heat exchanger that prevents arterial blood from overheating the testes is
the
pampiniform plexus of veins
27. The acrosome contains enzymes used to ________.
penetrate barriers surrounding the ovum
28. Whether an organism will be genetically male or female is determined by ________.
This study source was downloaded by 100000827506713 from CourseHero.com on 02-16-2022 03:58:32 GMT -06:00
https://www.coursehero.com/file/69016236/Document33docx/
It increases Na+ reabsorption and K+ secretion.
2. Which of the following accurately describes the inorganic phosphates (P) of the body fluids?
They participate in the activation of some enzymes.
3. How is calcium concentration in the body regulated?
By hormones.
4. Which of the following occurs with hypokalemia?
Cells are hyperpolarized.
5. What is the most abundant cation in the ICF?
K+
6. Long term inhibition of thirst is mostly associated with which of the following?
A drop in blood osmolarity.
7. What is the greatest determinant of the intracellular water volume?
K+
8. What are the major chemical buffer systems of the body?
The bicarbonates, phosphate, and protein.
9. A patient suffering from diabetic acidosis would display which of the following symptoms?
Hyperventilation.
10. Which of the following is not caused by hypernatremia?
A reduction in plasma volume
11. In response to dehydration, osmoreceptors stimulate the secretion of
ADH
12. Fluid intake is governed mainly by hypothalamic neurons called
Osmoreceptors.
13. In which compartment would fluid accumulate in edema?
Tissue (interstitial) fluid
14. Which of the following is not a role of calcium in the body?
It is a significant component of nucleic acids.
15. Where is the greatest volume of water in the body found?
This study source was downloaded by 100000827506713 from CourseHero.com on 02-16-2022 03:58:32 GMT -06:00
https://www.coursehero.com/file/69016236/Document33docx/
, Intracellular fluid (ICF)
16. The penis is innervated by the ________ nerve.
internal pudendal
17. Which of the following is the correct pathway of sperm cells from their formation to
ejaculation?
Seminiferous tubule, rete testis, epididymis, ductus deferens, ejaculatory duct, urethra
18. Descent of the testes is stimulated by the ________.
presence of testosterone
19. When it is cold, the ________ contracts and draws the testes closer to the body to keep
them warm.
cremaster
20. Sildenafil (Viagra) prolongs erection by ________.
inhibiting degradation of cGMP
21. Which of the following is true regarding the blood-testis barrier?
It prevents antibodies in the blood from getting to the germ cells.
22. By volume, most of the semen is produced in the
seminal vesicles
23. The ________ has/have no androgen receptors and do/does not respond to it.
germ cells
24. ________ stimulates the interstitial cells of the testes to secrete ________.
Luteinizing hormone (LH); testosterone
25. When do the testes start secreting testosterone?
In the first trimester of fetal development
26. The countercurrent heat exchanger that prevents arterial blood from overheating the testes is
the
pampiniform plexus of veins
27. The acrosome contains enzymes used to ________.
penetrate barriers surrounding the ovum
28. Whether an organism will be genetically male or female is determined by ________.
This study source was downloaded by 100000827506713 from CourseHero.com on 02-16-2022 03:58:32 GMT -06:00
https://www.coursehero.com/file/69016236/Document33docx/
