Old endocrine and kidney quiz.
1. A tropic hormone is one that influences another endocrine gland. A. T B. F
2. Hormones can work on cells that
a. are inactive b. are already active c. next to them d. b and c e. a and c
3. Most endocrine cells are modifications of _______ tissue.
a. connective b. nervous c. epithelial d. muscle
4. Prostaglandins are inflammatory and are inhibited by
a. autocrines b. aspirin c. lipid membranes d. lack of receptors
5. Target cells are influenced by hormones because they ___________ a. are
clones of hormones
b. have receptors that chemically attract them c. have the same enzymatic
reactions d. are the same histological origin
6. Which hormone is an antagonist to calcitonin?
a. T3 or T4 b. PTH c. vitamin D d. TSH
7. Where is aldosterone secreted?
a. adrenal glomerulosa b. adrenal medulla c. kidney d. hypothalamus
8. Which endocrine gland is really only a hormone repository?
a. anterior pituitary b. adrenal medulla c. hypothalamus d. posterior pituitary
9. The major physical difference between a cortical nephron and a juxtamedullary
one is
a. the glomerulus of one is in the cortex and the other is in the medulla
b. the cortical nephron has a very long loop of Henle, the other has a short one
c. the juxtamedullary nephron has a very long loop of Henle, the other has a short
one
d. the cortical nephron has a much larger glomerulus
10. The renal capsule and the renal corpuscle differ in that the
a. capsule is connective tissue and the corpuscle is part of the nephron
b. they are the same thing
c. corpuscle surrounds the kidney and the capsule immediately surrounds the
glomerulus
11. Which sequence is correct?
a. renal artery, interlobular artery, arcuate artery
b. interlobular artery, efferent artery, afferent artery
c. interlobular artery, efferent artery, vasa recta
d. interlobar artery, peritubular capillaries, glomerulus
12. Which sequence is correct:
a. Bowman’s capsule, distal convoluted tubule, proximal convoluted tubule
b. proximal convoluted tubule, collecting duct, Bowman’s capsule
c. glomerulus, proximal convoluted tubule, minor calyx
d. glomerulus, proximal convoluted tubule, Bowman’s capsular space, renal pelvis
13. By which process is most material filtered in the glomerulus?
a. diffusion b. osmosis c. pressure differences d. ATP pumps
14. What prevents all the components of the blood from being filtered into
Bowman’s capsule?
a. charge b. lipid solubility c. size d. water solubility
15. Which hormone is directly responsible for an increasing Na+ uptake from the
filtrate in the collecting duct?
a. ADH b. aldosterone c. renin
16. Where is ADH secreted?
a. anterior pituitary b. kidney c. adrenal cortex d. posterior pituitary
17. The renin -angiotensin pathway is largely responsible for
a. decreasing blood pressure in conjunction with ANP
b. increasing blood pressure in conjunction with aldosterone
c. passing kidney stones
d. stimulating the hypothalamus to secret ADH
18. What is most likely excreted in the urine when someone drinks a six pack of
coke a day?
a. bicarbonate ion b. hydrogen ion c. ammonia d. bilirubin
19. What quantity of urine is considered a normal output?
a. 500ml b. 1-2 liters c. 50-75 liters d. 180 liters
20. Insoluble crystals of salts in the urine are
a. normal kidney functions b. kidney stones c. easy to pass d. a sign of good diet
21. What is the salt concentration of plasma?
a. the same as the cells b. the same as urine c. the same as in the glomerular
filtrate
d. a and c e. a and b
22. What is AgNO3 used to test for?
a. Na+ content b. hydrogen ion content c. pH d. specific gravity
23. The ________ is responsible for 65% of Na+ uptake from the nephron.
a. glomerulus
b. proximal convoluted tubule
c. Loop of Henle
d. distal convoluted tubule
e. collecting duct
24. Osmolarity is
a. the same as osmotic pressure
b. the number of dissolved solute particles per 1000 ml water
c. the number of dissolved particles in 100 ml of water
d. the same as hypertonic
e. the formula weight of a compound in 1 liter of water