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1) which of the following is not true of monocytes?
a) about same size as basophils
b) enter tissues and wander
c) become macrophages
d) are long lived
e) can phagocytize bacteria
2) how would the absolute refractory period be affected if voltage-regulated sodium
channels failed to inactivate?
a) it would last indefinitely.
b) it would be much briefer.
c) it would be basically unaffected.
3) which of following properties of microtubules is true?
a) made of myosin
b) made of actin
c) found only in the terminal web
d) another term for microfilaments
e) interact with dynein and kinesin
4) after suffering a blow to the back of the head, phil loses his vision. the blow probably
caused damage to the
a) prefrontal cortex.
b) postcentral gyrus.
c) cerebral nuclei.
d) limbic system.
e) occipital lobe.
5) the internal capsule of the cerebrum is composed of
a) arcuate fibers.
b) longitudinal fasciculi.
c) association fibers.
d) commissural fibers.
e) projection fibers.
6) which class of leukocytes is particularly abundant in the red pulp of the spleen?
a) t lymphocytes.
b) free and fixed macrophages.
c) b lymphocytes.
d) neutrophils.
e) red blood cells.
7) the broad ligament is
a) an extensive mesentery that encloses the ovaries, uterine tubes, and uterus.
b) a thickened fold of mesentery that supports and stabilizes the position of the ovary.
c) a pocket formed between the posterior wall of the uterus and the anterior surface of
the rectum.
d) a structure that anchors the ovary to the rectouterine pouch.
e) a structure that extends from the lateral surface of the ovary to the pelvic wall.
8) most of the skeletal muscles in the body are
a) convergent muscles.
b) parallel muscles.
c) straight muscles.
d) pennate muscles.
e) circular muscles.
9) the function of simple cuboidal epithelium is
a) support.
b) protection.
c) phagocytosis.
d) absorption and secretion.
e) storage.
10) a woman who is heterozygous for blood type a mates with a man who is
homozygous for blood type o. what blood type(s) would their children have?
a) 75% heterozygous type a
b) 100% type a
c) 75% homozygous type o
d) 100% type o
e) 50% type a, 50% type o
11) the main control of peripheral resistance occurs in the
a) arterioles.
b) venules.
c) veins.
d) arteries.
e) capillaries.
12) each igg has ________ binding sites for attachment to antigenic determinants.
a) 1
b) 2
c) 4
d) up to 8
e) as many as a 1000
13) the primary function of adh is to
a) increase the amount of sodium lost at the kidneys.
b) decrease the amount of water lost at the kidneys.
c) decrease blood pressure.
d) increase digestive absorption.
e) delay urination.
14) which of the following terms is not used to define the structure that separates the
contents of a human cell from its surrounding medium?
a) cell wall
b) cell membrane
c) plasma membrane
d) plasmalemma
e) both a cell wall and a plasmalemma
15) the ganglia located lateral to the vertebral column are the sympathetic ________
ganglia.
16) as blood circulates from arteries into capillaries, the total cross-sectional area of
capillaries
a) decreases and causes the blood velocity to decrease.
b) is the same as the total cross-sectional area of arteries and blood velocity is equal
between arteries and capillaries.
c) increases and causes the blood velocity to decrease.
d) increases and causes the blood velocity to increase.
e) decreases and causes the blood velocity to increase.
17) the "atomic number" of an atom is determined by the number of ________ it has.
a) electrons
b) protons
c) neutrons
d) protons + neutrons
e) protons + electrons
18) the white matter of the cerebellum forms the
a) flocculonodular lobe.
b) arbor vitae.
c) folia.
d) vermis.
e) pyramid.
19) all of the following are true of the lacrimal glands, except that they
a) produce a strongly hypertonic fluid.
b) produce most of the volume of tears.
c) produce lysozyme.
d) produce watery, slightly alkaline secretions.
e) are located in recesses in the frontal bones.
20) a point of attachment for muscles that rotate or extend the head is the
a) styloid process.
b) mastoid process.
c) articular tubercle.
d) posterior clinoid process.
e) medial concha.
