1) gastric pits are
a) ridges in the body of the stomach.
b) involved in absorption of liquids from the stomach.
c) openings into gastric glands.
d) acid scars in the esophagus.
e) hollows where proteins are stored.
2) the auditory cortex is located in the
a) frontal lobe.
b) parietal lobe.
c) temporal lobe.
d) occipital lobe.
e) insula.
3) damage to the corpora quadrigemina would interfere with
a) control of autonomic function.
b) regulation of body temperature.
c) visual and auditory reflex movements of the head and neck.
d) conscious control of skeletal muscles.
e) control of breathing.
4) unicellular exocrine glands secrete
a) milk.
b) sweat.
c) mucus.
d) sebum.
e) insulin.
5) by the end of gestation, maternal blood volume normally increases by almost
________ percent.
a) 20
b) 25
c) 50
d) 80
e) 100
6) during the synthesis of proteins, amino acids are assembled in the proper sequence
because each trna molecule that brings them to the ribosome has a(n) ________ that
binds to a complementary codon in the mrna.
7) which of the following is most likely to result from an aneurysm in a brain artery?
a) hypotension
b) quadriplegia
c) stroke
d) myocardial infarction
e) pulmonary embolism
8) which of the following is not a characteristic of articular cartilage?
a) there is no perichondrium.
b) the matrix contains more water than other cartilages.
c) surfaces are normally slick and smooth.
d) it is composed cartilage similar to hyaline cartilage.
e) it secretes synovial fluid.
9) the cerebellum and pons develop from the
a) telencephalon.
b) diencephalon.
c) mesencephalon.
d) metencephalon.
e) myelencephalon.
10) a typical adult hematocrit is
a) 85.
b) 75.
c) 65.
d) 45.
e) 25.
11) which of the following associations is incorrect?
a) 8 cervical spinal nerves
b) 11 thoracic spinal nerves
c) 5 lumbar spinal nerves
d) 5 sacral spinal nerves
e) 1 coccygeal spinal nerve
12) if the thymus shrank and stopped making thymosins, we would expect to see an
immediate decrease in the number of
a) b lymphocytes.
b) nk cells.
c) t cells.
d) neutrophils.
e) red blood cells.
13) the ventral root of a spinal nerve contains
a) axons of motor neurons.
b) axons of sensory neurons.
c) cell bodies of motor neurons.
d) cell bodies of sensory neurons.
e) interneurons.
14) the dorsal root of a spinal nerve contains
a) axons of motor neurons.
b) axons of sensory neurons.
c) cell bodies of motor neurons.
d) cell bodies of sensory neurons.
e) interneurons.
15) the surge in luteinizing hormone that occurs during the middle of the ovarian cycle
triggers
a) follicle maturation.
b) menstruation.
c) ovulation.
d) menopause.
e) atresia.
16) which of the following help to protect the brain?
a) the blood-brain barrier
b) the bones of the skull
c) the cranial meninges
d) the csf
e) all of the answers are correct.
17) the zona fasciculata of the suprarenal cortex produces
a) androgens.
b) glucocorticoids.
c) mineralocorticoids.
d) epinephrine.
e) norepinephrine.
18) when a person rises quickly from a sitting position,
a) the carotid baroreceptors become less active.
b) venous return is decreased.
c) reflex vasoconstriction of peripheral blood vessels occurs.
d) heart rate is reflexively elevated.
e) all of the answers are correct.
19) sympathetic preganglionic neurons are ________ and have ________ axons.
a) short; myelinated
b) short; unmyelinated
c) long; myelinated
d) long; unmyelinated
e) intermediate; small