Which of the following lipids do not contain fatty acids?
a. phospholipids
b. cholesterol
c. triglycerides
d. both A and B above
b. cholesterol
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After CO2 is produced by tissues, in what form is most of that carbon transported to the lungs for removal from the body?
A. As H2CO3 B. Bound to hemoglobin C. As carbonic anhydrase D. As dissolved CO2 E. As dissolved HCO3-
Electrons whirl around the center of the atom at high speed, forming a(n)
A) spiral. B) figure 8. C) cylinder. D) electron cloud. E) helix.
Which structure of the brain does not receive any auditory input?
A) superior olivary nucleus of the pons B) inferior colliculi of the midbrain C) auditory cortex of the temporal lobe D) medial geniculate nucleus of the thalamus E) pineal gland of the epithalamus
During surgical treatment of portal hypertension in a 59-year-old man with liver cirrhosis, a surgeon inadvertently lacerates the dilated paraumbilical veins. The veins must be repaired to allow collateral flow. Which of the following ligaments is most likely severed?
(A) Lienorenal ligament (B) Lienogastric ligament (C) Gastrophrenic ligament (D) Ligamentum teres hepatis (E) Ligamentum venosum