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1) blood leaves the right ventricle by passing through the
a) aortic valve.
b) pulmonary valve.
c) mitral valve.
d) tricuspid valve.
e) bicuspid valve.
2) when cholinergic receptors are stimulated,
a) sodium ions enter the postsynaptic neuron.
b) sodium ions leave the postsynaptic neuron.
c) chloride ions enter the postsynaptic neuron.
d) chloride ions leave the postsynaptic neuron.
e) norepinephrine deactivates acetylcholine.
3) which of the following connective tissue cells produces collagen?
a) adipocytes
b) fibroblasts
c) macrophage
d) mast cell
e) lymphocyte
4) the regions of the mesencephalon that issue subconscious motor commands that
affect upper limb position and background muscle tone are the
a) tecta.
b) red nuclei.
c) cerebral peduncles.
d) superior colliculi.
e) inferior colliculi.
5) artificial sweeteners
a) are naturally similar to sugars.
b) are always some form of carbohydrate.
c) are usually not broken down by the body.
d) are inorganic sugar substitutes.
e) provide the same number of calories as an equivalent amount of sucrose.
6) all of the following occur during pregnancy, except that
a) a woman's respiratory rate and tidal volume increase.
b) maternal blood volume increases.
c) maternal nutrient requirements increase.
d) a woman's glomerular filtration rate increases.
e) a woman's bladder capacity increases.
7) the part of the stomach that functions as a mixing chamber for food and secretions is
the
a) body.
b) antrum.
c) pylorus.
d) cardia.
e) fundus.
8) a sesamoid bone occasionally found within the lateral head of the gastrocnemius is
a) the patella.
b) the fabella.
c) the calcaneus.
d) the tibialis.
e) the hallux.
9) which of these descriptions best matches the term bronchiolar smooth muscle?
a) accessory muscle of expiration
b) accessory muscle of inspiration
c) primary muscle of inspiration
d) contraction increases airway resistance
e) affects lung compliance
10) the most common athletic knee injury produces damage to the
a) patella.
b) lateral meniscus.
c) ligaments.
d) tendons.
e) medial meniscus.
11) the hard palate of the roof of the mouth is mostly formed by the
a) palatine process of the maxillae.
b) sphenoid bone.
c) nasal bones.
d) zygomatic process.
e) palatine bones.
12) ________ attach skeletal muscles to bones, and ________ connect one bone to
another.
a) ligaments; tendons
b) ligaments; aponeuroses
c) tendons; ligaments
d) aponeuroses; tendons
e) reticular tissues; tendons
13) specialized ganglionic sympathetic neurons that release hormones into the
bloodstream are found within the
a) intramural ganglia.
b) collateral ganglia.
c) chain ganglia.
d) brain stem.
e) suprarenal medullae.
14) a child who skins his knee in a fall has a(n)
a) abrasion.
b) laceration.
c) puncture.
d) incision.
e) contusion.
15)
figure 13-2 spinal nerves
in which structure are sensory cell bodies located?
a) 4
b) 6
c) 5
d) 10
e) 12
16) in an adult female, the body consists of about ________ percent water.
a) 60
b) 50
c) 40
d) 70
e) 80
