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1) the __________ completely encloses the embryo and provides it witha stable
environment.
a. yolk sac
b. amnion
c. chorion
d. chorionic villus
e. allantois
2) the vibration of an ear drum is an example of __________ energy.
a. kinetic
b. potential
c. elastic
d. radiant
3) the incus articulates with which bone(s)?
a. malleus and stapes
b. malleus
c. stapes
d. malleus, stapes, and temporal
e. malleus, stapes, and tympanic
4) where are most clotting factors synthesized in the body?
a. spleen
b. red bone marrow
c. perivascular tissue
d. kidneys
e. liver
5) what might account for a soldier experiencing syncope after standing at attention for
a long period of time?
a. increased respiratory rate
b. vasoconstriction
c. increased heart rate
d. venous pooling
6) which of the following omits some stage(s) of the cell cycle?
a. g1, s, g2, mitosis
b. interphase, mitosis
c. g1, dna replication, g2, mitosis
d. prophase, metaphase, anaphase, telophase, cytokinesis
e. interphase, prophase, metaphase, anaphase, telophase, cytokinesis
7) calcium plays an essential role in all of the following except __________.
a. muscle contraction
b. exocytosis
c. blood clotting
d. dna synthesis
e. communication among neurons
8) which of the following muscles of mastication would be responsible for mandibular
elevation?
a. temporalis
b. lateral pterygoid
c. stylohyoid
d. zygomaticus major
e. zygomaticus minor
9) the majority of t cells of the naive lymphocyte pool wait for the encounter with
foreign antigens in the __________.
a. plasma
b. thymus
c. lymphatic tissues
d. lymph
e. blood plasma
10) the stage at which chromosomes aggregate along the equator of a cell is
__________.
a. prophase
b. metaphase
c. anaphase
d. telophase
e. interphase
11) the study of the muscular system is known as __________.
a. kinesiology
b. pathophysiology
c. myology
d. biology
e. neurology
