1) a brain injury to a patient results in facial paralysis. which descending tract is most
likely affected?
a) corticospinal tract
b) tectospinal tract
c) rubrospinal tract
d) corticobulbar tract
e) reticulospinal tract
2) a decrease in the autonomic tone of the smooth muscle in a blood vessel would result
in
a) no change in vessel diameter.
b) a decrease in vessel diameter.
c) oscillation in vessel diameter.
d) a decrease in blood flow through the vessel.
e) an increase in blood flow through the vessel.
3) an intestinal hormone that stimulates mucus secretion by the submucosal duodenal
glands is
a) secretin.
b) cholecystokinin.
c) enterocrinin.
d) gip.
e) gastrin.
4) the cusps (leaflets) of atrioventricular valves attach directly to
a) papillary muscles.
b) trabeculae carneae.
c) chordae tendineae.
d) interatrial septa.
e) coronary sulci.
5) a blastocyst is a(n)
a) extraembryonic membrane.
b) solid ball of cells.
c) hollow ball of cells.
d) portion of the placenta.
e) origin of the urinary bladder.
6) each coxal bone consists of the following three fused bones:
a) ulna, radius, and humerus
b) ilium, ischium, and pubis
c) femur, tibia, and fibula
d) hamate, capitate, and trapezium
e) femur, patella, and tibia
7) which of these is not one of the formed elements of blood?
a) rbcs
b) platelets
c) antibodies
d) lymphocytes
e) basophils
8) the special type of cell division required to produce gametes is called
a) mitosis.
b) meiosis.
c) maturation.
d) capacitation.
e) fertilization.
9) if a tumor secretes high levels of osteoclast-activating factor, which of the following
would you expect to occur as a result of this condition?
a) increases in blood levels of calcium
b) bone fragility
c) decreased bone density
d) increased osteoclast activity
e) all of the answers are correct.
10) which organ system provides support, protection of soft tissue, mineral storage, and
blood formation?
a) integumentary
b) muscular
c) skeletal
d) nervous
e) endocrine
11) muscles of the rotator cuff include all of the following, except the
a) supraspinatus.
b) infraspinatus.
c) subscapularis.
d) teres minor.
e) rhomboid.
12) which of the formed elements would increase after the donation of a pint of blood?
13) hormones that produce different but complementary results are called ________.
14) taste buds on the tongue are often associated with epithelial projections called
________.
15) the study of the changes in form that occur between conception and physical
maturity is called ________.
16) the information that is passed from a sensory receptor to the central nervous system
is called a(n) ________.
17) the ________ is a procedure that is used to determine the number of each of the
various types of white blood cells.
18) in ________, a sample of amniotic fluid is removed and the fetal cells it contains
are analyzed.