HBY 531
Medical Physiology
Lab
Examination 2 – 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 tip of the pointer is in the lumen of a
vessel best described as: (B)
a.
a metarteriole
b.
an arteriole
c.
a venule
d.
a medium sized
vein
e.
a muscular
artery
2. The tissue type surrounding the tip of the
pointer is best described as: (A)
a.
dense irregular
fibroelastic connective tissue (FECT)
b.
dense regular
FECT
c.
cardiac muscle
d.
smooth muscle
e.
none of the
above
3. This tissue section shows a portion of: (D)
a.
the trachea
b.
a bronchus
c.
the true vocal
fold of the larynx
d.
the epiglottis
e.
none of the
above
4. The structure (layer) indicated by the tip
of the pointer is best described as: (E:
This was the perichondrium)
a.
the lamina
propria
b.
the submucosa
c.
the tunica
muscularis
d.
the mucosa
e.
none of the
above
5. The surface indicated by the tip of the
pointer is best described as: (C)
a.
the deforming
surface of a semilunar valve
b.
the holding
surface of a semilunar valve
c.
the deforming
surface of an atrioventricular valve
d.
the holding
surface of an atrioventricular valve
e.
none of the
above
6. The tissue type surrounding the tip of the
pointer is best described as: (B)
a.
dense irregular
FECT
b.
dense regular
FECT
c.
smooth muscle
d.
cardiac muscle
e.
none of the
above
7. The pointer is in a region best described
as: (A)
a.
cortical
labyrinth
b.
a medullar ray
c.
the outer
medulla
d.
the inner
medulla
e.
the renal
papilla
8. The tip of the pointer is in a space best
described as: (C)
a.
the lumen of a
glomerular arteriole
b.
the space of
Bowman’s capsule
c.
the lumen of a
glomerular capillary
d.
the lumen of a
peritubular capillary
e.
none of the
above
9. The cell type indicated by the tip of the
pointer is best described as a: (D)
a.
conducting
cardiac myocyte
b.
working cardiac
myocyte
c.
postganglionic
sympathetic motor neuron
d.
postganglionic
parasympathetic motor neuron
e.
preganglionic
parasympathetic motor neuron
10. The magnitude of the inward Ca2+
current into the cell type indicated by the tip of the pointer will
____________ following activation of M2 receptors. (C)
a.
increase
b.
remain
unchanged
c.
decrease
11. The tissue type indicated by the tip of the
pointer is best described as: (A)
a.
a
pseudostratified columnar epithelium
b.
a stratified
columnar epithelium
c.
a stratified
squamous, incompletely keratinized epithelium
d.
a transitional
epithlium
e.
none of the
above
12. The tip of the pointer is in a space best
described as: (D)
a.
the lumen of
the nasopharynx
b.
the lumen of
the laryngopharynx
c.
the rima
glottidis
d.
the ventricle
of the larynx
e.
none of the
above
13. The pointer is in a structure (layer) best
described as: (B)
a.
the tunica
media
b.
the myocardium
of an atrium
c.
the myocardium
of a ventricle
d.
the muscular
interventricular septum
e.
the membranous
interventricular septum
14. The cell type indicated by the tip of the
pointer is best described as: (E: These
were mesothelial cells of the visceral pericardium.)
a.
smooth muscle
cells
b.
fibroblasts
c.
endothelial
cells
d.
working cardiac
myocytes
e.
none of the
above
15. This tissue section was taken from: (A)
a.
a bronchus
b.
the trachea
c.
the larynx
d.
a terminal
bronchiole
e.
a respiratory
bronchiole
16. The tip of the pointer is in: (E: This was the lumen of a venule.)
a.
the duct of an
exocrine gland
b.
the lumen of a
lymphatic vessel
c.
the lumen of a
metarteriole
d.
the lumen of a
postcapillary venule
e.
none of the
above
17. The structure indicated by the tip of the
pointer is best described as: (D)
a.
a renal papilla
b.
a renal column
c.
a renal pelvis
d.
a minor calyx
e.
none of the
above
18. The region indicated by the tip of the
pointer is best describes as: (E: This
was the renal sinus.)
a.
a renal papilla
b.
a renal column
c.
a renal pelvis
d.
a minor calyx
e.
none of the
above
19. The tip of the pointer is in the lumen of a
vessel best described as: (B)
a.
an elastic
artery
b.
a muscular
artery
c.
an arteriole
d.
a metarteriole
e.
a medium-sized
vein
20. The tip of the pointer is indicating a
structure best described as: (E: This
was the external elastic lamina.)
a.
a vasa vasorum
b.
the tunica
intima
c.
the tunica
media
d.
the tunica
adventitia
e.
none of the
above
21. The cell type indicated by the tip of the
pointer is best described as: (B)
a.
proximal tubule
cells
b.
distal tubule
cells
c.
macula densa
cells
d.
juxtaglomerular
cells
e.
vasa recta
cells
22. Given a constant filtered load of Na+,
the magnitude of the Na+ flux into the cells indicated by the tip of
the pointer will ____________ in the presence of atrial natriuretic peptide
(ANP). (C)
a.
increase
b.
remain
unchanged
c.
decrease
23. The tip of the pointer is in the lumen of a
structure best described as: (C)
a.
an arteriole
b.
a venule
c.
a mucous acinus
d.
a serous acinus
e.
a mucous acinus
with a serous demilune
24. The cell type indicated by the tip of the
pointer is best described as: (D)
a.
a fibroblast
b.
a chondrocyte
c.
a mast cell
d.
a plasma cell
e.
a macrophage
25. The tip of the pointer is in the lumen of a
vessel best described as: (A)
a.
an elastic
artery
b.
a muscular
artery
c.
an arteriole
d.
a medium sized
vein
e.
a large vein
26. The structure indicated by the tip of the
pointer is best described as: (B)
a.
a metarteriole
b.
a vasa vasorum
c.
a nervi vasorum
d.
the Bursa of
fabricus
e.
none of the
above
27. The tip of the pointer is in a structure
best described as: (E: This was a respiratory bronchiole.)
a.
an alveolus
b.
an alveolar sac
c.
an alveolar
duct
d.
an alveolar
pore
e.
none of the
above
28.