A nutrient that the body cannot synthesize, but instead must get from a balanced diet, is said to be ________.
A. vitamins
B. chylomicrons
C. amino acids
D. essential
Answer: D
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A fibrous joint in which an interosseous ligament binds bones is a
A) symphysis. B) gomphosis. C) suture. D) syndesmosis.
Which water-soluble vitamin must first be bound to the intrinsic factor secreted by the gastric mucosa before it can be absorbed by the intestinal epithelium?
A) vitamin B2 (riboflavin) B) vitamin C (ascorbic acid) C) vitamin B12 (cobalamin) D) vitamin B5 (pantothenic acid) E) vitamin B6 (pyridoxine)
The parasympathetic nervous system
a. has long preganglionic fibers that end on terminal ganglia, which lie in or near the effector organ b. dominates in quiet, relaxed situations c. releases a postganglionic neurotransmitter that binds with muscarinic receptors d. has neurons that display nicotinic receptors e. has all of the above characteristics
Which of the listed structures belongs to epithalamus?
A) optic chiasm B) hypophysis C) lamina affixa D) pineal body E) mammillary bodies