Secretions through a duct might provide ________, whereas ductless secretions act as ________
A) lubrication; lubricators
B) enzymes; hormones
C) transport media; physical protectors
D) superficial relief; interstitial fluid
E) odors; nutrition for nursing babies
Answer: B
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The "ABCD rule" for recognizing early signs of malignant melanoma refers to the following characteristics of the lesion:
A. aspect, border irregularity, color, and distance. B. aspect, brightness, color, and distance. C. area, border irregularity, color, and density. D. asymmetry, border irregularity, color, and diameter. E. asymmetry, brightness, color, and diameter.
The gray matter cortex and white matter center of the cerebellum is called the ________.
A. fornix B. corpus callosum C. diencephalon D. arbor vitae
When the nervous system signals a muscle to contract ________ ion channels open
A) Sodium B) Myosin C) Actin D) Phosphorus
Another term for "hunchback" is
A. scoliosis. B. lordosis. C. kyphosis. D. osteoporosis.