1) the hormone calcitonin functions to
a) stimulate osteoclast activity.
b) decrease the rate of calcium excretion.
c) decrease the rate of calcium absorption.
d) decrease the level of calcium ion in the blood.
e) stimulate osteoblasts and inhibit osteoclasts.
2) the roof of the oral cavity is formed by the
a) palatine processes of the maxillary bones.
b) hard palate.
c) soft palate.
d) palatine bones.
e) all of the answers are correct.
3) the delta cells of the pancreatic islets produce
a) insulin.
b) glucagon.
c) somatostatin.
d) cortisol.
e) peptide p.
4) plasma thromboplastin is a factor in the ________ pathway.
a) extrinsic
b) intrinsic
c) common
d) retraction
e) fibrinolytic
5) muscular walls of the thorax and abdomen are composed of
a) spinal erector muscles.
b) muscles of mastication.
c) oblique and rectus muscles.
d) glossal muscles.
e) pectoralis muscles.
6) which of the following is not a parasympathetic ganglion?
a) ciliary ganglion.
b) pterygopalatine ganglion.
c) submandibular ganglion.
d) otic ganglion.
e) celiac ganglion.
7)
figure 20-2 cardiac cycle
an increase in the rate of action potentials from baroreceptors will trigger a reflex to
a) increase in heart rate.
b) decrease in heart rate.
c) decrease in blood pressure.
d) both decrease heart rate and decrease pressure.
e) both increase heart rate and increase pressure.
8) deep muscles are called
a) superficialis.
b) extrinsic.
c) profundus.
d) intrinsic.
e) externus.
9)
figure 11-1 major anterior skeletal muscles
identify the muscle labeled “1”
a) trapezius
b) deltoid
c) sternocleidomastoid
d) temporalis
e) pectoralis major
10) a side chain on an amino acid is sometimes called ________.
a) fibrous or globular
b) a polypeptide chain
c) an r group
d) an isozyme
e) nucleic acid
11) the expanded beginning of the ureter connects to the
a) renal sinus.
b) renal pelvis.
c) renal calyx.
d) renal hilum.
e) renal corpuscle.
12) the complex structures of dna and protein found in the cell nucleus are
a) nucleoplasm.
b) chromosomes.
c) histones.
d) nucleases.
e) mitochondria.
13) the optic disc is a blind spot because
a) there are no photoreceptors in that area.
b) the retina lacks nerves in the optic disc .
c) humans are unable to focus light on that area of the retina.
d) the vitreous body is too thick in this area for the passage of light.
e) the fovea prevents light from striking the optic disc.
14) digestion refers to the
a) progressive dehydration of indigestible residue.
b) mechanical breakdown of food.
c) chemical breakdown of food.
d) mechanical and chemical breakdown of food.
e) all of the answers are correct.
15) each of the following is an example of an inorganic compound, except
a) water.
b) acids.
c) bases.
d) salts.
e) carbohydrates.
16) the zygomatic arch is formed by the union of processes from which two bones?
a) temporal and maxilla
b) frontal and temporal
c) sphenoid and temporal
d) zygomatic and maxilla
e) temporal and zygomatic
17) a person lying on the bed and gazing at the ceiling is in the ________ position.
a) prone
b) supine
c) anatomical
d) dorsal
e) caudal
18) the hormone that opposes the release of fsh in both males and females is
a) testosterone.
b) lh.
c) inhibin.
d) aldosterone.
e) somatostatin.
19) sympathetic stimulation of the kidney can do all of the following, except
a) produce powerful vasoconstriction of the afferent arterioles.
b) increase the glomerular filtration rate.
c) trigger renin release.
d) produce renal ischemia.
e) reduce blood flow to kidneys.
20) the vulva includes all of the following, except the
a) mons pubis.
b) vagina.
c) labia minora.
d) clitoris.
e) labia majora.
21) rapid water loss from burned skin is an extreme form of ________ perspiration.
22) a typical gustatory cell survives for only about ________ days before it is replaced.
23) the space enclosed by the true pelvis is called the ________.
24) events in the first 12 weeks of gestation establish the basis for ________, the
process of organ formation.
25) lymphatic tissues are connective tissues dominated by ________.
26) ________ is the percentage of individuals with a particular genotype that actually
show the “expected” phenotype. (note: be sure to capitalize the first letter of your
answer).
27) the attraction or repulsion of certain cells to chemicals in their environment is called
________.
28) the thoracic duct originates from an expanded chamber called the ________.
29) regions of the cns with an abundance of myelinated axons constitute the ________
matter.