Which of the following types of synapses alter postsynaptic membrane potentials?
A. Axodendritic
B. Axoaxonic
C. Axosomatic
D. Both axosomatic & axoaxonic
E. Both axodendritic & axosomatic
Answer: B. Axoaxonic
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Connie recently celebrated her 45th birthday. She feels okay most of the day, but in the
morning, for about a half hour after she gets out of bed, all of her joints feel stiff. This is due to A) torn ligaments. B) changes in collagen structure. C) nerve damage. D) sprains.
Unlike hypothyroidism, hyperthyroidism:
A) results in a decreased cardiac output. B) causes a decrease in the metabolic rate. C) causes an increase in oxygen demand. D) often results in acute myxedema coma.
Answer the following statements true (T) or false (F)
1. The body would prefer to use proteins for anabolism rather than catabolism. 2. Essential amino acids must be supplied by the diet. 3. Nonessential amino acids must be available for protein anabolism. 4. Vitamins are organic molecules needed in small quantities for normal metabolism. 5. Water-soluble vitamins can be stored in the liver, but fat-soluble vitamins must be included in the diet on a continual basis.
The ________ belongs to the thoracic cage, whereas the ________ belongs to the pectoral girdle.
A. clavicle; sternum B. sternum; clavicle C. scapula; sternum D. scapula; clavicle E. vertebra T5; vertebra T1