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Which structure contacts the intervertebral disc?
Figure 7-2 Typical Vertebra (inferior view)
A) 2
B) 3
C) 4
D) 5
E) 6
Blood from the medial border of the stomach is drained by the
A) celiac trunk.
B) gastric vein.
C) superior mesenteric vein.
D) inferior mesenteric vein.
E) inferior vena cava.
A(n) ________ protein is deficient in one or more of the essential amino acids.
A) complete
B) vital
C) phosphorylated
D) incomplete
E) real
Polyspermia is prevented by the ________ reaction.
A) metabolic
B) gamete
C) gollumina
D) cortical
E) polarity
The period during which an excitable membrane can respond again, but only if the
stimulus is greater than the threshold stimulus, is the ________ period.
A) relative refractory
B) absolute refractory
C) resting
D) lag
E) stationary
Muscular ridges on the inner surface of the ventricles are called
A) coronary sinuses.
B) trabeculae carneae.
C) intercalated discs.
D) papillary muscles.
E) chordate tendinae.
You have been diagnosed with lupus erythematosus, a very severe autoimmune disorder
with a wide variety of associated organ-related problems. Your doctor is particularly
worried about how this will affect your kidney function. He says that you are
susceptible to ________ because of the lupus.
A) polycystic kidney
B) glomerulonephritis
C) cystitis
D) diabetes
E) renal calculi
The purines found in DNA are ________ and guanine.
A) cytosine
B) adenine
C) thymine
D) uracil
E) niacin
The hormone(s) that may be slowly administered by intravenous drip to accelerate labor
and delivery is/are
A) oxytocin.
B) prolactin.
C) luteinizing hormone.
D) none; only extra fluids are needed.
E) both oxytocin and luteinizing hormone.
The nucleus is surrounded by the
A) plasma membrane.
B) membranous sac.
C) phospholipid bilayer.
D) nuclear envelope.
E) chromosome shield.
All of the following are true of beta-oxidation except that
A) it occurs in the mitochondria.
B) fatty acids break down into two-carbon fragments.
C) lipids are converted into glycogen molecules.
D) it requires coenzyme A, NAD, and FAD.
E) it yields large amounts of ATP.
The extensor digitorum muscle is named for
A) location and shape of muscle.
B) insertion and action.
C) action and shape.
D) insertion and origin.
E) structure and shape.
Identify the neuron labeled "1."
Figure 15-1 Spinothalamic Tracts
A) lower motor neuron
B) upper motor neuron
C) first-order neuron
D) second-order neuron
E) ganglionic neuron
The tendency for physiological systems to stabilize internal conditions is called
A) self-regulation.
B) homeostasis.
C) equilibriosis.
D) hemopoiesis.
E) amplification.
