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1) a viral infection involving the vestibular nuclei may result in
a) loss of hearing.
b) loss of sight.
c) a sense of dizziness.
d) local paralysis.
e) high blood pressure.
2) which of the following is/are (a) possible treatment(s) for hypertension?
a) calcium channel blockers
b) ace inhibitors
c) anp blockers
d) chloride leak channel blockers
e) calcium channel blockers and ace inhibitors
3) these glial cells act as scavengers.
a) schwann cells
b) astrocytes
c) microglia
d) oligodendrocytes
e) ependymal cells
4) the effects of thyroid hormone on peripheral tissue include
a) decreased oxygen consumption.
b) decreased heart rate.
c) increased sensitivity to sympathetic stimulation.
d) increased activity of osteoclasts.
e) all of these answers are correct.
5) match the answers to the questions.
a. true only for the sympathetic division
b. true only for the parasympathetic division
c. true for both divisions
it releases norepinephrine at the neuroeffector synapse.
6) parathyroid hormone
a) stimulates osteoclast activity.
b) increases the rate of calcium absorption.
c) decreases the rate of calcium excretion.
d) raises the level of calcium ion in the blood.
e) all of these answers are correct.
7) signal transduction in the type ii taste cells relies on the g protein
a) golf.
b) ggus.
c) gustducin.
d) transducin.
8) most of the fat found in the human body is in the form of
a) steroids.
b) phospholipids.
c) triglycerides.
d) prostaglandins.
e) monoglycerides.
9) ions directly regulated by the kidney include all except which of the following?
a) na+
b) k+
c) ca2+
d) hco3-
e) oh-
10) features of the submucosa include
a) blood and lymph vessels.
b) a major nerve network.
c) peyer's patches.
d) blood, lymph vessels, and a major nerve network.
e) blood, lymph vessels, a major nerve network, and peyer's patches.
11) in the reaction shown, identify the role of each of the participants.
co2 + h2o h2co3
a. enzyme
b. substrate(s)
c. product(s)
h2co3
12) put these events in the correct chronological sequence:
1> end-plate potentials trigger action potentials.
2> transverse tubules convey potentials into the interior of the cell.
3> acetylcholine binds to receptors on the motor end plate.
4> ca2+ is released from the sarcoplasmic reticulum.
a) 1, 2, 3, 4
b) 3, 1, 2, 4
c) 2, 1, 4, 3
d) 3, 1, 4, 2
e) 4, 3, 2, 1
13) place the following blood vessels that carry blood to and within the kidney in the
order in which blood passes through them.
1> afferent arteriole
2> efferent arteriole
3> glomerulus
4> peritubular capillary
a) 4, 2, 3, 1
b) 1, 3, 2, 4
c) 4, 3, 2, 1
d) 1, 2, 3, 4
e) 3, 4, 2, 1
14) the external auditory canal ends at the
a) vestibule.
b) cochlear oval window.
c) malleus.
d) tympanic membrane.
e) pinna.
15) the hepatic portal vein carries blood away from the
a) digestive tract.
b) liver.
c) kidneys.
d) spleen.
e) pancreas.
16) the internet database for molecular, cellular, and physiological information is called
the ________ project.
a) human genome
b) physiognomy
c) physiosome
d) physiome
e) manhattan
17) match the response with the type of chemical.
a. sympathetic agonist
b. parasympathetic agonist
pupil dilation
18) the simple squamous epithelial lining of blood vessels is called
a) basolateral epithelium.
b) endothelium.
c) luteal cells.
d) the vasa recta.
e) none of the answers are correct.
19) the most practical way to estimate a person's basal metabolic rate is to measure it
when the person is
a) sleeping.
b) resting after a large meal.
c) resting after a 12-hour fast.
20) fred suffers from chronic emphysema. blood tests show that his ph is normal but his
bicarbonate levels are elevated significantly. how can this be?
21) name the components of a reflex pathway, and describe generally how a reflex
works.
22) "too much of a good thing can hurt you." "it's all good." we've all heard phrases like
this, and know that they contain some truth. for example, both life essentials water and
sunshine can harm us. not enough cholesterol in the body is worse than too much. what
otherwise poisonous gas has recently been shown to be a signal molecule? what does it
do in the body?
23) why is it necessary to space grid marks on a graph proportionally to the quantity
measured (example: each square represents one centimeter)?
24) list, compare, and contrast the locations and stimuli for respiratory chemoreceptors.
25) the ________ contains the coding sequence of the gene.
26) products from the cell body of a neuron are transported to the axon terminals by
________.
