Forwarded from Questions
12) The effect of thyroid hormone on reproductive hormones is -----
Anonymous Quiz
76%
a) permissive.
9%
b) antagonistic.
14%
c) synergistic.
Forwarded from Questions
Forwarded from Questions
14) The receptors of ------ hormones are found in the cell nucleus.
Anonymous Quiz
23%
a) catecholamines
57%
b) thyroid
19%
c) steroid
Forwarded from Questions
15) The receptors of steroids hormones are found in the surface of the cell membrane.
Anonymous Quiz
34%
T
66%
F
Forwarded from Questions
1) The stability of drug affected by the following except :
Anonymous Quiz
9%
a) Tempreture.
6%
b) Light.
20%
c) Humidity.
66%
d) Pressure.
Forwarded from Questions
2) Molecularity cannot gives complete detail about order of reaction specially those
of several steps while kinetic study gives
details.
of several steps while kinetic study gives
details.
Anonymous Quiz
89%
T
11%
F
Forwarded from Questions
3) ----- is the time required for 10% of the material to disappear.
Anonymous Quiz
17%
a) The half-life
83%
b) The shelf-life
Forwarded from Questions
4) In zero order reaction the rate of the reaction is independent of the concentration of the reactant.
Anonymous Quiz
69%
T
31%
F
Forwarded from Questions
5) The half life of first order reaction equals to -----
Anonymous Quiz
81%
a) 0.693/k
13%
b) 0.105/k
6%
c) 0.9/k
Forwarded from Questions
6) The unit of first order constant is -----
Anonymous Quiz
25%
a) mol/liter.second
18%
b) liter/mol.second
57%
c) 1/second
Forwarded from Questions
7) If the straight line results when 1/ concentration is plotted versus t, the reaction is -----
Anonymous Quiz
20%
a) zero order.
19%
b) first order.
60%
c) second order.
Forwarded from Questions
1) Which of the following initiate the cephalic phase?
Anonymous Quiz
14%
a) Acidity.
19%
b) Amino acids.
67%
c) Smell.
Forwarded from Questions
2) The response to stimuli in gastric phase is mediated by releasing of gastrin hormone.
Anonymous Quiz
72%
T
28%
F
Forwarded from Questions
3) The pepsinogen enzyme secreted in ----- portion of the stomach.
Anonymous Quiz
23%
a) fundus
18%
b) body
26%
c) antrum
34%
d) both a) and b)
Forwarded from Questions
Forwarded from Questions
5) ------ secrete intrinsic factor.
Anonymous Quiz
13%
a) Chief cells
70%
b) Parietal cells
17%
c) Enteroendocrine cells
Forwarded from Questions
Forwarded from Questions
7) ------ pumps hydrogen ions into the lumen of the stomach.
Anonymous Quiz
72%
a) H/K-ATPase
28%
b) H/Na-ATPase
Forwarded from Questions
8) ------ play role in regulating acid secretion by the stomach.
Anonymous Quiz
21%
a) Gastrin
6%
b) Histamine
15%
c) Somatostain
58%
d) All of them