1) the term used to describe excess production of urine is
a) polyuria.
b) polydipsia.
c) hematuria.
d) glycosuria.
e) diabetes insipidis
2) the muscle that elevates the tongue is the
a) genioglossus.
b) hyoglossus.
c) palatoglossus.
d) styloglossus.
e) digastric.
3) at the normal resting potential of a typical neuron, its sodium-potassium exchange
pump transports
a) 1 intracellular sodium ion for 2 extracellular potassium ions.
b) 2 intracellular sodium ions for 1 extracellular potassium ion.
c) 3 intracellular sodium ions for 1 extracellular potassium ion.
d) 3 intracellular sodium ions for 2 extracellular potassium ions.
e) 3 extracellular sodium ions for 2 intracellular potassium ions.
4) the most superior portion of the lung is termed the
a) base.
b) apex.
c) cardiac notch.
d) hilus.
e) epipleurium.
5) the organ that carries sperm from the epididymis to the urethra is the
a) ductus deferens.
b) epididymis.
c) seminal gland (seminal vesicle).
d) ejaculatory duct.
e) corpus cavernosum.
6) the medial pathway that controls involuntary movements of head, neck, and arm
position in response to sudden visual and auditory stimuli is the ________ tract.
a) lateral corticospinal
b) tectospinal
c) rubrospinal
d) reticulospinal
e) vestibulospinal
7) lifting a stone with the tip of foot is
a) circumduction.
b) eversion.
c) inversion.
d) plantar flexion.
e) dorsiflexion.
8) growth hormone does all of the following, except that it
a) promotes bone growth.
b) promotes muscle growth.
c) causes fat accumulation within adipocytes.
d) is glucose sparing.
e) promotes amino acid uptake by cells.
9) which of the following is not a component of the hepatic triad found at the edges of a
liver lobule?
a) hepatic artery
b) bile duct
c) central vein
d) hepatic portal vein
e) none of the answers are correct.
10) the layer of the skin that contains bundles of collagen and elastic fibers responsible
for the strength of the skin is the ________ layer.
a) papillary
b) reticular
c) epidermal
d) subcutaneous
e) hypodermal
11) the large proximal projection on the femur is termed the
a) ramus.
b) trochanter.
c) tuberosity.
d) tubercle.
e) condyle.
12) imagine two rigid chambers separated by a rigid membrane that is freely permeable
to water but impermeable to glucose. side 1 contains a 10 percent glucose solution and
side 2 contains pure water. at equilibrium, what will be the situation?
a) water will continue to move from side 1 to side 2.
b) water will continue to move from side 2 to side 1.
c) the hydrostatic pressure will be higher in side 1.
d) the hydrostatic pressure will be higher in side 2.
e) no way to tell what the situation will be
13) a patient suffers blood loss and is given iv fluids that contain an impermeable
carbohydrate called dextran which serves to
a) provide nutrition.
b) increase the osmolarity of the blood.
c) make the blood hypertonic.
d) decrease the osmolarity of the blood.
e) reduce blood clotting.
14) the two cerebral hemispheres are separated by the
a) longitudinal fissure.
b) central sulcus.
c) transverse fissure.
d) parieto-occipital sulcus.
e) postcentral sulcus.
15) each of the following is a characteristic of whole blood, except a
a) temperature of approximately 38 degrees celsius.
b) viscosity about the same as water.
c) ph of 7.4.
d) built-in system for clotting.
e) deep red color from hemoglobin.
16) which of the following descriptions best matches the term renal papilla?
a) releases renin
b) creates high interstitial nacl concentration
c) final urine enters here
d) initial filtrate enters here
e) tip of the medullary pyramid
17) if a substance has a ph that is greater than 7, it is
a) neutral.
b) acidic.
c) alkaline.
d) a buffer.
e) a salt.
18) a rise in cortisol would cause an increase in each of the following, except
a) the rate of glucose synthesis by the liver.
b) the rate of glycogen formation by the liver.
c) the level of fatty acids in the blood.
d) fatty acid metabolism by muscle cells.
e) acth levels.
19) the mesoderm and the trophoblast combine to form the
a) amnion.
b) amniotic sac.
c) chorion.
d) allantois.
e) inner cell mass.