Color blindness is a(n)
A) hereditary disease involving a lack of certain cones.
B) nutritional disease related to a deficiency of vitamin A.
C) progressive deterioration of the ganglion cells of the retina.
D) inflammatory reaction causing damage to the photoreceptors.
E) infection of the retina, resulting in destruction of the cones.
A
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A. Tobacco smoking B. A diet high in unsaturated fats C. Low blood pressure D. Lack of physical exercise
What happens when the diaphragm contracts?
A. The size of the thoracic cavity decreases and air flows into the lungs. B. The size of the thoracic cavity decreases and air pressure in the thorax drops. C. The size of the thoracic cavity increases and air flows out of the lungs. D. The size of the thoracic cavity increases and air pressure in the thorax increases. E. The size of the thoracic cavity increases and air flows into the lungs.
An injury to the wrist that results in edema in the carpal tunnel would compress the
A. axillary nerve. B. radial nerve. C. musculocutaneous nerve. D. ulnar nerve. E. median nerve.
What is the most widely distributed sweat gland in the body?
A. Ceruminous B. Sebaceous C. Eccrine D. Apocrine E. Sweat