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1) the layer of the skin that contains the blood vessels and nerves that are closest to the
surface of the skin is the ________ layer.
a) papillary
b) reticular
c) epidermal
d) subcutaneous
e) hypodermal
2) transferrin is an example of which kind of plasma protein?
a) metalloprotein
b) steroid-binding protein
c) hormone-binding protein
d) apolipoprotein
e) transport albumin
3) an intestinal hormone that stimulates gastric secretion is
a) secretin.
b) cholecystokinin.
c) enteropeptidase.
d) gastrin.
e) gastric inhibitory peptide (gip).
4) the primary target(s) of insulin is/are
a) skeletal muscle fibers.
b) adipocytes.
c) liver cells.
d) cardiac muscle cells.
e) all of the answers are correct.
5)
figure 28-1 the male reproductive system
what is produced by the structure labeled "7"?
a) seminal fluids
b) spermatozoa
c) testosterone
d) fsh
e) spermatozoa and testosterone
6)
figure 28-2 the female reproductive system
which structure is lined by a ciliated epithelium?
a) 1
b) 2
c) 9
d) 11
e) 12
7) upper motor neurons of the corticospinal tract synapse with
a) neurons in autonomic ganglia.
b) neurons in the anterior gray horns of the spinal cord.
c) neurons in the spinothalamic tract.
d) neurons in the lateral gray horns of the spinal cord.
e) neurons in the dorsal root ganglia.
8) your uncle was just diagnosed with a heart attack. one of his major symptoms is left
arm pain. you are not surprised because you are familiar with the phenomenon of
a) referred pain.
b) phantom pain.
c) psychogenic pain.
d) somatic pain.
e) neurogenic pain.
9) which of the following describes the action of the serratus anterior?
a) adducts the arm
b) adducts and flexes the humerus
c) protracts the shoulder, abducts and medially rotates the scapula
d) medial rotation of the humerus
e) lateral rotation of the humerus
10) if a sperm carrying the "y" chromosome fertilizes the ovum the resulting offspring
will be:
a) haploid
b) rh positive blood type
c) male
d) fraternal twins
e) female
11) postganglionic fibers release neurotransmitter on peripheral effectors
a) at distinct synapses.
b) at pearl-like swellings called varicosities.
c) into capillaries within the target organ.
d) at the end plates.
e) at sympathetic chain ganglia.
12) voltage-gated sodium channels have both an activation gate and a(n) ________
gate.
a) inactivation
b) ion
c) swinging
d) repolarization
e) threshold
13) ________ channels open or close in response to physical distortion of the
membrane surface.
a) voltage-gated
b) chemically-gated
c) active
d) mechanically-gated
e) leak
14) increased activity of phosphodiesterase in a target cell would decrease its level of
a) testosterone.
b) estrogen.
c) thyroid hormone.
d) camp.
e) progesterone.
15) tissue that is specialized for the conduction of electrical impulses is ________
tissue.
a) connective
b) neural
c) areolar
d) osseous
e) epithelial
16)
figure 11-1 major anterior skeletal muscles
identify the muscle labeled "7"
a) supinator
b) brachioradialis
c) brachialis
d) pronator teres
e) palmaris longus
17) if a response decreases a disturbance, the control system is classified as a ________
feedback system.
a) deficit
b) negative
c) neutral
d) polarized
e) positive
18) which of the following organs contain target cells for oxytocin?
a) prostate
b) ductus deferens
c) mammary glands
d) uterus
e) all of the answers are correct.
19) sensory neurons that adapt quickly are called ________ receptors.
20) the ________ is formed by the union of the cystic duct and the common hepatic
duct.
21) the ________ is a layer of smooth muscle in the skin of the scrotal sac.
22) during the process of ________, an existing tissue is replaced by bone.
23) the most dangerous type of skin cancer is termed ________.
