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1) branches of the thoracic aorta include all of the following, except the ________
arteries.
a) basilar
b) superior phrenic
c) esophageal
d) bronchial
e) intercostal
2) the potential difference across the cell membrane is due to the separation of
a) carbohydrate molecules.
b) water molecules.
c) cations and anions.
d) acids and bases.
e) phospholipids and proteins.
3) preganglionic fibers leave the cns and then synapse on
a) postganglionic fibers.
b) visceral reflex responses.
c) motor neurons.
d) ganglionic neurons.
e) afferent neurons.
4)
figure 24-2 the wall of the small intestine
what is the layer labeled "2"?
a) muscularis externa
b) circular muscle
c) lamina propria
d) longitudinal muscle
e) muscularis mucosae
5) the vitamin that is part of the coenzyme nad is
a) thiamine.
b) riboflavin.
c) niacin.
d) folic acid (folate).
e) cobalamin.
6) a crime scene investigator found that a biological fluid sample contains a large
amount of iga-type antibody. this fluid is probably
a) blood.
b) lymph.
c) serum.
d) tears.
e) interstitial.
7) lipids that are produced by nearly every tissue in the body and act as local regulators
are the
a) prostaglandins.
b) steroids.
c) monoglycerides.
d) phospholipids.
e) glycolipids.
8) the carpal bones are examples of ________ bones.
a) long
b) short
c) flat
d) irregular
e) sesamoid
9) during accommodation, the ciliary muscle ________ and the suspensory ligaments
become ________ which, in turn, cause the lens to become ________.
a) contracts; loose; flat
b) relaxes; loose; flat
c) contracts; tight; round
d) contracts; loose; round
e) relaxes; tight; flat
10) the primary function of the lymphatic system is
a) circulation of nutrients.
b) the transport of hormones.
c) defending the body against both environmental hazards and internal threats.
d) the production and distribution of plasma proteins.
e) circulation of dissolved gases.
11) the ________ valve prevents backward flow into the left atrium.
a) semicaval
b) semilunar
c) bicuspid
d) tricuspid
e) pulmonic
12)
figure 9-1 bones of the wrist and hand
identify the type of joint at label "4"
a) hinge
b) gliding
c) condylar
d) saddle
e) pivot
13) the hormone that plays a pivotal role in setting the metabolic rate and thus
impacting body temperature is
a) somatotropin.
b) thyroxine.
c) calcitonin.
d) parathyroid hormone.
e) glucagon.
