BIOL 203 ANATOMY AND PHYSIOLOGY EXAM 2 QUESTIONS WITH CORRECT ANSWERS

1 of 79

Term Definition



The hardness of bone comes C
from __________, whereas __________
provide(s) some degree of
flexibility.


A. collagen and elastic fibers;
minerals
B. hydroxyapatite and other
minerals; proteins
C. calcium carbonate; calcium
phosphate

,D. proteins; collagen
E. glycoproteins, proteoglycans

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True False



Correct definition



B




2 of 79

Term Definition



Arterioclerosis is one example A
of ectopic ossification, which
means


A. abnormal calcification of a
tissue
B. artery mineralization by
osteoblasts
C. the solubility product has
been reached
D. ossification of an entire
blood vessel
E. accumulation of collagenous
fibers in blood vessels

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, True False




3 of 79

Term Definition


Blood Ca2+ deficiency
A
stimulates __________ secretion,
which leads to _____________.


A. growth hormone; increased
osteoblast activity
B. calcitriol; more urinary
phosphate excretion
C. thyroid hormone; less urinary
calcium excretion
D. parathyroid hormone;
increased osteoclast activity
E. calcitonin; more urinary
phosphate reabsorption

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True False



Correct definition



D




4 of 79

Term Definition

, Which of the following is a quick C
cycle of contraction in a whole
muscle that occurs when a
threshold level stimulus is
reached?


A. tetany
B. wave
C. twitch
D. rigor

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True False




5 of 79

Term Definition



Which cell type is ONLY located E
in two layers of the epidermis,
the stratum spinosum and the
stratum granulosum?


A. keratinocytes
B. stem cells
C. melanocytes
D. tactile cells
E. dendritic cells

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