Exposure of the skin to ultraviolet light
A) can result in increased numbers of melanocytes forming in the skin.
B) can result in decreased melanin production by melanocytes.
C) can cause destruction of vitamin D3.
D) can increase melanocyte activity.
E) has no effect on the skin cells.
D) can increase melanocyte activity.
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Nerves and blood vessels that service the muscle fibers are located in the connective tissues of the
A) Endomysium. B) Perimysium. C) Sarcolemma. D) Sarcomere. E) Myofibrils
Which formed element contains hemoglobin?
A) Leukocyte B) Erythrocyte C) Thrombocyte
What is the order of the blood vessels that a red blood cell would pass through as the blood leaves the heart, travels to a tissue, and then returns to the heart?
A. Arteriole, artery, capillary, vein, venule B. Vein, capillary, artery, arteriole, venule C. Artery, venule, capillary, arteriole, vein D. Capillary, arteriole, artery, vein, venule E. Artery, arteriole, capillary, venule, vein
Which diagnostic exam uses an infrared light to determine the amount of oxygenated hemoglobin in the blood?
A. Peak flow meter B. Pulse oximetry C. Mantoux test D. Arterial blood gas