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1) relative to the lumen, which of these vessels has the thickest tunica media?
a) arteries
b) arterioles
c) capillaries
d) venules
e) veins
2) visual pigments are derivatives of the compound
a) retinal.
b) opsin.
c) rhodopsin.
d) transducin.
e) cgmp.
3) stimulation of the aortic baroreceptors reflexively results in
a) stimulation of the cardioaccelerator center in the brain.
b) increased sympathetic stimulation of the heart.
c) increased activity by the parasympathetic nervous system.
d) stimulation of the vasoconstrictive center.
e) increased heart rate.
4)
figure 20-1 the heart
identify the structure labeled "8"
a) moderator band
b) pectinate muscles
c) papillary muscles
d) trabeculae carneae
e) chordae tendineae
5) sound waves are converted into mechanical movements by the
a) auditory ossicles.
b) cochlea.
c) oval window.
d) round window.
e) tympanic membrane.
6)
figure 23-2 mechanics of ventilation
which muscle(s) contract(s) to cause the movement indicated by the arrows labeled "6"
and "7"?
a) rectus abdominis
b) internal intercostals
c) external intercostals
d) diaphragm
e) both rectus abdominis and internal intercostals
7) a person with emphysema will exhibit signs of
a) chronic respiratory acidosis.
b) chronic respiratory alkalosis.
c) acute respiratory acidosis.
d) chronic metabolic acidosis.
8) the renal sinus is
a) the innermost layer of kidney tissue.
b) part of a renal pyramid.
c) an internal cavity lined by the fibrous capsule.
d) a large branch of the renal pelvis.
e) a renal corpuscle.
9) factors that influence an individual's bmr (basal metabolic rate) include all of the
following, except
a) physical exertion.
b) age.
c) body weight.
d) genetics.
e) gender.
10) the round ligaments extend from the
a) base of the uterus and vagina to the lateral walls of the pelvis.
b) lateral surface of the uterus to the anterior surface of the sacrum.
c) lateral margins of the uterus, through the inguinal canal to the external genitalia.
d) body of the uterus to the fundus.
e) cervix of the uterus to the vagina.
11)
figure 24-1 the stomach (dissected)
identify the structure labeled "5"
a) fundus
b) cardia
c) lesser curvature
d) greater curvature
e) pylorus
12) the dna molecule is like a twisted ladder. what molecules form the 'sides" of the dna
ladder?
a) alternating molecules of sugar and phosphate groups
b) carbohydrates and lipids
c) repeating molecules of acids and bases
d) amino acids and protein
e) nitrogen bases and sugar molecules
13) treatment of full-thickness burns includes which of the following?
a) replacing fluids
b) increasing caloric intake
c) preventing infection
d) assisting tissue repair
e) all of the answers are correct.
14) the strategy of eating starchy foods for several days before an athletic event is
known as
a) carbohydrate craving.
b) the atkins diet.
c) carbohydrate loading.
d) glycolysis reaction.
e) overeating.
15) the skull and vertebral column are part of the ________ skeleton.
16) what type of epithelium would you expect to find lining the alveoli (air sacs) in the
lungs?
17) all fatty acids contain a functional group at one end called the ________.
18) the posterior lobe of the pituitary is also known as the ________.
19) a ________ contains all of the essential amino acids.
20) phagocytic cells that are permanent residents of specific tissues and organs are
called ________.
21) the cochlear receptors that provide our sense of hearing are ________ cells.
22) a 5-6-kg (11-13-lb) infant usually requires about ________ ml of milk per day.
23) in the spinothalamic pathway, the sensory neuron that synapses with a neuron in the
cerebral cortex is called the ________ neuron.
24) the ________ connects the two sides of the thalamus.
