HBY 531
Medical Physiology
Lab
Examination 3 – Version 1
2002
Instructions: For each of the following,
choose the single best response.
Record your responses on the Opscan Sheet using a #2 pencil.
1. The organ seen in the field is best described
as: (C)
a.
a tonsil
b.
the
spleen
c.
the thymus
d.
a lymph
node
e.
none of
the above
2. The structure indicated by the tip of the
arrow is best described as: (E:
Hassall’s corpuscle)
a.
a
germinal center
b.
an
intralobular duct
c.
a
central artery
d.
a
Peyer’s patch
e.
none of the above
3. The structure indicated by the tip of the
arrow is best described as: (A)
a.
an islet of Langerhans
b.
a
germinal center
c.
a
connective tissue trabeculum
d.
the pars
nervosa
e.
none of
the above
4. The structure indicated by the tip of the
arrow is best described as: (C)
a.
a mucous
acinus
b.
a blood
vessel
c.
an intercolated duct
d.
a bile
duct
e.
none of
the above
5. The cell type indicated by the tip of the
arrow is best described as: (D)
a.
a type A
pale spermatogonium
b.
a type A
dark spermatogonium
c.
a type B
spermatogonium
d.
a Sertoli cell
e.
a Leydig
cell
6. The cell type indicated by the tip of the
arrow is best described as: (E)
a.
a type A
pale spermatogonium
b.
a type A
dark spermatogonium
c.
a type B
spermatogonium
d.
a
Sertoli cell
e.
a Leydig cell
7. The structure indicated by the tip of the
arrow is best described as: (C)
a.
a villus
b.
the
lingual frenulum
c.
a fungiform papilla
d.
a
filiform papilla
e.
none of
the above
8. The structure indicated by the tip of the
arrow is best described as: (E: anterior lingual glands)
a.
labial
glands
b.
sublingual
glands
c.
Brunner’s
glands
d.
bulbourethral
glands
e.
none of the above
9. The structure indicated by the tip of the
arrow is best described as: (D)
a.
the
basement membrane
b.
the
cement line
c.
the
corona radiata
d.
the zona pellucida
e.
none of
the above
10. The concentration of aromatase within the
cell type indicated by the tip of the arrow will __________ in response to FSH.
(A: these were granulosa cells)
a.
increase
b.
remain
unchanged
c.
decrease
11. The organ seen in the field is best described
as: (A)
a.
the parotid gland
b.
the
submandibular gland
c.
the
sublingual gland
d.
the
pancreas
e.
the
pituitary gland
12. The structure indicated by the tip of the
arrow is best described as: (E:
interlobular duct)
a.
an
intercolated duct
b.
a
striated duct
c.
a bile
duct
d.
a blood
vessel
e.
none of the above
13. The cell type indicated by the tip of the
arrow is best described as: (B)
a.
a
pituicyte
b.
a chondrocyte
c.
an
osteocyte
d.
a
fibroblast
e.
none of
the above
14. The structure indicated by the tip of the
arrow is best described as: (D)
a.
a
Howships lacuna
b.
a
resorption canal
c.
a
Haversian canal
d.
a Volksman’s canal
e.
the bone
collar
15. The organ seen in the field is best described
as: (B)
a.
the
vagina
b.
the pharynx
c.
the
esophagus
d.
the
tongue
e.
none of
the above
16. The structure indicated by the tip of the arrow
is best described as: (C)
a.
a tonsil
b.
a
germinal center
c.
a lymphocytic aggregation
d.
a
lymphoid nodule
e.
a
Peyer’s patch
17. The region shown by the tip of the arrow
undergoes cyclic changes in response to hormonal input. Based on what you see, this region is best
described as: (B)
a.
the
endometrium in menses
b.
the endometrium in the proliferative phase
c.
the
endometrium in the secretory phase
d.
the
myometrium in the proliferative phase
e.
the
perimetrium in the secretory phase
18. The structure indicated by the tip of the
arrow is best described as: (B)
a.
a spiral
artery
b.
a basal artery
c.
a
central artery
d.
an
endometrial gland
e.
none of
the above
19. The organ seen in the field is best described
as: (C)
a.
the
duodenum
b.
the
colon
c.
the fundic stomach
d.
the
pyloric stomach
e.
the gallbladder
20. The magnitude of the outwardly directed Cl-
flux across the apical membrane of the cell indicated by the tip of the arrow
will _____________ in the presence of gastrin. (A: this was a parietal cell.)
a.
increase
b.
remain
unchanged
c.
decrease
21. The arrow is in a region best described as:
(D)
a.
the
medulla of a lymph node
b.
the
medulla of the thymus
c.
white
pulp
d.
red pulp
e.
none of
the above
22. The structures indicated by the tip of the
arrow are best described as: (E: penicillar aa)
a.
Hassall’s
corpuscles
b.
central
arteries
c.
pulp
veins
d.
cortical
sinuses
e.
none of the above
23. The tip of the arrow is in the lumen of: (C)
a. seminiferous tubules
b. the Fallopian tube
c.
efferent ductules
d. cervical glands
e. an interlobular duct
24. The structures indicated by the tip of the arrow are best described as: (B)
a. cilia
b.
stereocilia
c. mucosal folds
d. filiform papilla
e. microvilli
25. The region indicated by the tip of the arrow is best described as the: (B)
a. corpus luteum
b.
zona fasiculata of the
adrenal cortex
c. palatine tonsil
d. pituitary gland
e. none of the above
26. The secretion rate of the cell indicated by the tip of the arrow will _________ in response to acetylcholine input. (A: this was a chromaffin cell of the adrenal medulla.)
a.
increase
b. remain unchanged
c. decrease
27. The organ seen in the field is best described as the: (C)
a. gallbladder
b. duodenum
c.
jejunum
d. ileum
e. large intestine
28. The structure indicated by the tip of the arrow is best described as: (E: submucosal plexus)
a. a lacteal
b. a Peyer’s patch
c. Brunner’s gland
d. a crypt
e.
none of the above
29. The organ seen in the field is best described as the: (C)
a. esophagus
b. pharynx
c.
vagina
d. lip
e. none of the above
30. The structures indicated by the tip of the arrow are best described as: (A)
a.
interstitial lamellae
b. concentric lamellae
c. circumferential lamellae
d. cement lines
e. none of the above
31. The tissue type indicated by the tip of the arrow is best described as: (C)
a. pseudostratified columnar
b. simple columnar epithelium
c.
stratified columnar
epithelium
d. stratified squamous epithelium
e. transitional epithelium
32. The tip of the arrow is in a region best described as the: (E: this is the dermis)
a. lamina propria
b. submucosa
c. muscularis externa
d. myometrium
e.
none of the above
33. The tip of the arrow is in the lumen of structures best described as: (C)
a. sebaceous glands
b. apocrine sweat glands
c.
the secretory part of
eccrine sweat glands
d. the ducts of eccrine sweat glands
e. none of the above
34. The organ seen in the field is best described as the: (B)
a. seminal vesicles
b.
Fallopian tubes
c. vas deferens
d. jejunum
e. none of the above
35. The organ seen in the field is best described as the: (A)
a.
pineal
b. pituitary gland
c. ovary
d. testis
e. parathyroid gland