Each hemoglobin molecule is able to transport ________ molecule(s) of oxygen.
a. one.
b. two.
c. three.
d. four
Answer: d. four
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Which is not characteristic of the parasympathetic division of the ANS?
A. Long preganglionic axons B. Craniosacral preganglionic neuron cell bodies C. No rami communicantes D. Long postganglionic axons E. Terminal ganglia close to the target organ
Beta oxidation is a step in the synthesis of cholesterol that involves
A. closing of a linear fatty acid chain into a steroid loop. B. breakdown of fatty acids into two-carbon units to form acetyl CoA. C. synthesis of bile salts from precursor lipids. D. absorption of micelles from the small intestine.
What species can develop a condition referred to as roaring?
What will be an ideal response?
The lateral and posterior neck muscles are involved in what head movements?
abduction adduction extension lateral flexion rotation