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1) powerful peristaltic contractions that occur a few times each day in the colon are
called
a) segmentation.
b) pendular movements.
c) haustral churning.
d) defecation.
e) mass movements.
2) tom stumbles and injures his hallux. what part of his anatomy is injured?
a) his hand
b) his foot
c) his ankle
d) his knee
e) his hip
3) homeostatic mechanisms in response to blood loss include all of the following,
except
a) uptake of interstitial fluid due to reduced capillary pressure.
b) inhibition of epo secretion.
c) activation of adh secretion.
d) activation of aldosterone secretion.
e) increased thirst and water intake.
4) in chemical notation, the symbol ca2+ means ________.
a) two calcium atoms
b) a calcium ion that has lost two electrons
c) a calcium ion that has gained two protons
d) a calcium ion that has gained two electrons
e) a calcium ion that has lost two protons
5) all of the following are true of the nervous system, except that it doesn't
a) respond rapidly to stimuli.
b) respond specifically to stimuli.
c) communicate by the release of neurotransmitters.
d) respond with motor output.
e) function independently of the endocrine system.
6) the following is a list of the blood vessels that carry blood to the kidney.
1.afferent arteriole
2.arcuate artery
3.interlobar artery
4.renal artery
5.glomerulus
6.cortical radiate artery
7.efferent arteriole
8.peritubular capillary
the proper order in which blood passes through these vessels is
a) 4, 6, 2, 3, 1, 5, 7, 8
b) 4, 3, 2, 6, 1, 5, 7, 8
c) 4, 3, 2, 6, 7, 5, 1, 8
d) 4, 6, 2, 3, 7, 5, 1, 8
e) 4, 3, 6, 2, 1, 5, 7, 8
7) substances larger than ________ are normally not allowed to pass through the
filtration membrane.
a) sodium ions
b) glucose
c) albumin
d) amino acids
e) urea
8) the extraembryonic membrane that forms blood is the
a) yolk sac.
b) amnion.
c) allantois.
d) chorion.
e) decidua.
9) which one of the following is not a characteristic of the endocrine system?
a) releases chemical messengers called hormones
b) produces a more rapid response than the nervous system
c) produces effects that last for days or longer
d) produces an effect that involves several organs or tissues at the same time
e) important homeostatic system
10) the process by which dissolved gases are exchanged between the blood and
interstitial fluids is
a) pulmonary ventilation.
b) external respiration.
c) internal respiration.
d) cellular respiration.
e) breathing.
11) tubulin is a
a) carbohydrate that assembles into filamentous tubes (microtubules).
b) lipid that assembles into filamentous tubes (microtubules).
c) protein that assembles into filamentous tubes (microtubules).
d) protein that forms the tubular portion of the cytosol.
e) lipid that forms the er.
12) most visceral organs have ________ innervation with sympathetic and
parasympathetic nerves.
13) how do first-, second-, and third-class levers differ?
14) in a(n) ________ reflex, a sensory neuron synapses directly on a motor neuron.
15) the blood vessels that supply blood to structures within the mediastinum other than
the heart and pericardium are the ________.
16) a patient develops a clot that blocks the blood supply to the right cerebral
hemisphere. what signs and symptoms would you expect as a result of this blockage?
17) a fibrin network that contains trapped blood cells and platelets is called a(n)
________.
18) hormones produced by the anterior lobe of the pituitary gland that regulate the male
and female reproductive organs are collectively called ________.
19) ________ deafness occurs because of a problem in the cochlea or somewhere along
the auditory pathway. (note: be sure to capitalize the first letter of your answer).
