Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (Abdulrahman bin Hasan)
27. The cells of the adrenal cortex:
Anonymous Quiz
7%
a. are ectodermal.
10%
b. are rich in rough endoplasmic reticulum.
78%
c. produce steroid hormones.
5%
d. produce noradrenaline.
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (Abdulrahman bin Hasan)
28. The spongiocytes are seen in:
Anonymous Quiz
84%
a. supra renal cortex.
11%
b. supra renal medulla.
3%
c. pars distalis.
3%
d. pars nervosa.
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (Abdulrahman bin Hasan)
29. Large lipid droplets are seen in:
Anonymous Quiz
5%
a. catecholamines producing cells.
95%
b. zona fasiculata of the adrenal cortex.
0%
c. pineal body.
0%
d. somatotrophs of pars distalis.
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (Abdulrahman bin Hasan)
30. The adrenal medulla contains:
Anonymous Quiz
8%
a. Chief cells.
83%
c. Sympathetic nerve cells.
10%
b. Steroid secreting cells.
0%
d. Androgen secreting cells.
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
Paraganglia are aggregates of:
Anonymous Quiz
92%
chromaffin cells.
3%
zona reticularis cells
3%
zona fasiculata cells
3%
zona glomerulosa
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
The adrenal medulla contains
Anonymous Quiz
8%
Three layers.
13%
basophils and acidophils
13%
lipid droplets inside its cells
67%
Blood sinusoids
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
Zona glomerulosa cells are rich in SER as they secrete
Anonymous Quiz
0%
proteins
0%
enzymes
100%
steroid hormones
0%
glycoprotein
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
Which of the following have no secretory granules
Anonymous Quiz
5%
the acidophils of pars distalis
61%
adrenal cortical cells
24%
chromaffin cells
11%
basophils of pars distalis
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
The cells of the adrenal medulla are
Anonymous Quiz
3%
chromaffin cells only.
3%
sympathetic nerve cells only
5%
chromaffin cells and glial cells
90%
chromaffin cells and sympathetic nerve cells
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
Which is true about chromaffin cells
Anonymous Quiz
0%
present in adrenal cortex
3%
parasympathetic neurons.
97%
present in paraganglia
0%
secrete calcitonin
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
With EM the characteristic feature of zona fasiculata
Anonymous Quiz
90%
lipid droplets
3%
lysosomes
3%
rER
5%
electron dense granules
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
Adrenocortical cells have
Anonymous Quiz
0%
Few mitochondria
3%
large amount of rER
69%
abundant SER
28%
steroid hormone-containing secretory granules
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
Thyroglobulin is stored in
Anonymous Quiz
100%
the lumen of the follicles
0%
Golgi apparatus.
0%
lysosomes
0%
mitochondria
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
In follicular cells of the thyroid gland lysosomes are essential for
Anonymous Quiz
5%
iodination of thyroglobulin
5%
Synthesis of thyroglobulin
90%
hydrolysis of thyroglobulin into T3 + T4
0%
release of calcitonin
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
The colloid in thyroid follicles
Anonymous Quiz
0%
is seen only by EM
0%
usually is basophilic
7%
contains calcitonin
93%
contains thyroglobulin
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
The main ultrastructural features of the thyroid follicular cell is presence of
Anonymous Quiz
8%
rough and smooth endoplasmic reticulum
79%
rough endoplasmic reticulum and lysosomes
0%
few mitochondria
13%
basal secretory vesicles
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
Thyroid interfollicular cells secrete
Anonymous Quiz
7%
parathyroid hormone
38%
thyroxin hormone
48%
calcitonin hormone
7%
calcium
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
lodine is essential for the synthesis of
Anonymous Quiz
5%
parathormone
0%
calcitonin
95%
thyroxin
0%
cortisol
Forwarded from Study Partner 196👨🏻⚕️👩🏻⚕️ (. .)
Normal parathyroid glands of adults possess
Anonymous Quiz
76%
oxyphil cells
11%
chromaffin cells
0%
basophil cells
13%
parafollicular cells