1) microvilli and cilia differ in their function, but have the same internal structure.
2) structures in the midbrain control homeostasis and relay sensory signals to specific
regions of the cerebral cortex.
3) hypothermia may be fatal if the core body temperature reaches 37c or lower.
4) the presence of the y chromosome guarantees the development of male secondary
sex organs.
5) the maximum amount of air the lungs can contain is known as inspiratory capacity.
6) the kidneys neutralize more acid or base than any other buffer system.
7) erythrocytes do not carry out aerobic respiration; thus, they do not consume any of
the oxygen they are transporting.
8) during implantation, the embryoblast undergoes gastrulation.
9) cardiac muscle can only use glucose as a source of organic fuel.
10) eicosanoids are derived from steroids.
11) the glenoid cavity of the __________ articulates with the head of the __________.
a. scapula; sternum
b. radius; humerus
c. humerus; scapula
d. sternum; humerus
e. scapula; humerus
12) the thymus, spleen, and tonsils are principal organs of the __________system.
a. endocrine
b. respiratory
c. lymphatic
d. circulatory
e. muscular
13) which of the following is only found on the axis vertebra?
a. transverse foramen
b. spinous process
c. dens (odontoid process)
d. vertebral arch
e. superior articular facet
14) which of the following accurately describes the inorganic phosphates (pi) of the
body fluids?
a. they are not a significant component of nucleic acids.
b. they are not important for cell membrane structure.
c. they are not necessary in the linking of endergonic with exergonic reactions.
d. they form crystals with calcium in the presence of calsequestrin.
e. they participate in the activation of some enzymes.
15) high-quality __________ proteins are those that provide all the essential amino
acids.
a. globular
b. fibrous
c. net
d. incomplete
e. complete
16) which of the followingorgan systems shows the greatest anatomical change in the
transitional period after birth?
a. muscular system
b. integumentary system
c. skeletal system
d. circulatory system
e. nervous system
17) most biologists see embryonic stem (es) cells as a possible treatment for diseases
that result from the loss of functional cells. this possibility is based on the fact that es
cells are __________ stem cells.
a. unipotent
b. multipotent
c. pluripotent
d. totipotent
e. omnipotent
18) the __________ tonsils are the largest, and their surgical removal (tonsillectomy)
used to be one of the most common surgical procedures performed in children.
a. adenoid
b. lingual
c. palatine
d. pharyngeal
e. nasopharyngeal
19) nearly all the somatosensory input to the cerebrum passes by way of synapses in
which region of the brain?
a. thalamus
b. hypothalamus
c. epithalamus
d. cerebellum
e. reticular formation
20) the __________ stores excess glucose and releases it into the blood when needed.
a. pancreas
b. stomach
c. liver
d. spleen
e. small intestine
21) the optimal “window of opportunity” to conceive a child is __________.
a. a few days before ovulation to less than a day after
b. less than a day before ovulation to less than a day after
c. a few days before ovulation to a few days after
d. a few days before ovulation
e. a few days after ovulation
22) an enzyme issubstrate-specific because of the shape of its __________.
a.active site
b.receptor
c.secondary structure
d.terminal amino acid
e.alpha chain
23) the plane that passes vertically through the body or an organ and divides it into
anterior and posterior portions is called the __________ plane.
a. sagittal
b. frontal
c. median
d. transverse
e. oblique