1) the vertebral arch is formed by the pedicles and the
a) transverse spinous processes.
b) dorsal spinous processes.
c) laminae.
d) costal facets.
e) intervertebral disc.
2) sympathetic input to the smooth muscle tissue in bronchioles causes all of these
except
a) bronchoconstriction.
b) a bigger lumen.
c) less airway resistance.
d) activation of beta-two receptors.
e) relaxation.
3) the celiac ganglion innervates the
a) stomach.
b) liver.
c) pancreas.
d) spleen.
e) all of the answers are correct.
4) ________ is a condition in which the oxygen-carrying capacity of the blood is
reduced.
a) polycythemia
b) leukemia
c) anemia
d) leukopenia
e) thrombocytopenia
5) which of these is not a property of articular cartilage?
a) covered by perichondrium
b) lubricated by synovial fluid
c) enclosed by an articular capsule
d) similar to hyaline cartilage
e) smooth, low-friction surface
6) which of the following descriptions best matches the term basilar membrane?
a) moves up and down when the stapes moves back and forth
b) transmits movement of the tympanic membrane to the inner ear
c) supports the olfactory organ
d) tiny duct necessary for the static sense of equilibrium
e) covers over the oval window
7) the integrating center for the negative feedback loop that regulates body temperature
is the
a) hypothalamus.
b) skin.
c) temperature sensor.
d) positive feedback center.
e) thermostat.
8) renal columns are
a) internal cavities lined by the fibrous capsule.
b) expanded ends of the ureters.
c) the basic functional units of the kidney.
d) bundles of tissue that extend between pyramids from the cortex.
e) conical structures that are located in the renal medulla.
9) cardiac muscle cells and skeletal muscle cells differ in a few ways. which of the
following is not one of them?
a) cardiac muscle cells are smaller in size.
b) cardiac muscle cells have a single, centered nucleus.
c) cardiac muscle cells branch.
d) skeletal muscle cells lack intercalated discs.
e) cardiac muscle cells lack transverse tubules.
10) large-diameter, densely packed myofibrils, large glycogen reserves, and few
mitochondria are characteristics of
a) slow fibers.
b) intermediate fibers.
c) fast fibers.
d) red muscles.
e) fatty muscles.
11) the inner cell mass of the blastocyst will
a) form the placenta.
b) form the morula.
c) form the embryo.
d) form blood vessels of the placenta.
e) provide nutrients for early growth.
12) the portion of the pharynx that receives both air and food is the
a) nasopharynx.
b) oropharynx.
c) laryngopharynx.
d) aeropharynx.
e) internal pharynx.
13) the ilium, ischium, and pubis fuse into a single bone called the
a) patella.
b) pelvis.
c) pectoral girdle.
d) coccyx.
e) coxal bone.
14) ________ is to slow heart rate as ________ is to fast heart rate.
a) tachycardia; bradycardia
b) bradycardia; cardiomyopathy
c) bradycardia; tachycardia
d) cardiac tamponade; bradycardia
e) angina; infarction
15) the left kidney lies ________ to the right kidney.
a) inferior
b) superior
c) posterior
d) transverse
e) anterior
16) a certain drug decreases heart rate by blocking a receptor on cardiac pacemaker
cells. this drug probably binds to ________ receptors.
a) nicotinic cholinergic
b) muscarinic cholinergic
c) alpha-1 adrenergic
d) alpha-2 adrenergic
e) beta-1 adrenergic
17) roughly ________ terminal bronchioles arise from each tertiary bronchus.
a) 1500
b) 3000
c) 6500
d) 10,000
e) 100,000
18)
figure 25-1 the citric acid cycle
what is the substance labeled “4”?
a) hydrogen atoms
b) citric acid
c) 4 carbon molecule
d) nadh
e) fadh2