1) hypercapnia and acidosis have positive chronotropic effects.
2) osteogenic cells are bone stem cells that differentiate into osteoblasts and osteoclasts.
3) debridement is not necessary to infection control.
4) albuminuria is a common sign of diabetes mellitus.
5) osteomalacia results in bone brittleness.
6) cells in the cleft between the afferent and efferent arterioles and among capillaries of
the glomerulus are known as mesangial cells.
7) proteins can buffer a drop in ph with their ___________ side groups and can buffer
an increase in ph with their __________ side groups.
a. -nh2; -po4
b. -po4; -cooh
c. -nh2; -cooh
d. -cooh; -nh2
e. -po4; -nh2
8) the plasma membrane of __________ have a ruffled border with many deep
infoldings, whereas __________ have long, thin, fingerlike cytoplasmic processes.
a. osteoclasts; osteocytes
b. osteocytes; osteoclasts
c. osteoblasts; osteoclasts
d. osteoblasts; osteocytes
e. osteocytes; osteogenic cells
9) what causes reactive hyperemia to increase tissue perfusion?
a. urinary controls
b. neural controls
c. hormonal controls
d. local controls
e. respiratory controls
10) a hair cycle consists of three developmental stages in which order?
a. anagen, telogen, and catagen
b. anagen, catagen, and telogen
c. catagen, anagen, and telogen
d. catagen, telogen, and anagen
e. telogen, anagen, and catagen
11) which metabolic process produces ammonia?
a. beta oxidation of -ketoglutaric acid
b. lipolysis
c. transamination of urea
d. amination of keto acids
e. deamination of glutamic acid
12) the processof spermatogenesis and spermiogenesis begins with a __________ and
ends with four __________.
a.sperm cell; interstitial cells
b.sperm cell; sustentacular cells
c.secondary spermatocyte; spermatocytes in general
d.secondary spermatocyte; germ cells
e.germ cell; gametes
13) which structure acts as a transducer in the spiral organ (organ of corti)?
a. stereocilium
b. inner hair cell
c. tectorial membrane
d. round window
e. basilar membrane
14) where would you expect to find numerous gap junctions in muscular tissue?
a. the sarcoplasmic reticulum of skeletal muscle
b. the a bands of skeletal and cardiac muscle
c. the sarcolemma of skeletal muscle
d. the intercalated discs of cardiac muscle
e. multiunit smooth muscle
15) you can smell the fragrance of your deodorant when you just put it on, but after a
little while the smell fades. what explains this phenomenon?
a. the sensory projection of the sense of smell
b. the projection pathway of the sense of smell
c. the tonic nature of the sense of smell
d. the phasic nature of the sense of smell
e. the fast adaptation of the primary olfactory cortex to the smell of your deodorant
16) the study of how the body functions is called __________.
a. histology
b. neuroanatomy
c. anatomy
d. chemistry
e. physiology
17) which of the following organ systems faces the greatest physiological challenge in
the transitional period after birth?
a. muscular system
b. integumentary system
c. respiratory system
d. circulatory system
e. nervous system
18) when doing a pushup, your shoulders __________ as your body ispushed upward.
a.protract
b.retract
c.supinate
d.hyperextend
e.elevate
19) in the blastocyst, the trophoblast will become __________, whereas the
embryoblast will become __________.
a. part of the placenta; the yolk sac
b. part of the placenta; the embryo
c. the embryo; part of the placenta
d. the embryo; the yolk sac
e. the yolk sac; the embryo