C) sodium, potassium, or calcium
A) any type of channel closing.
B) closing of the channel even when the stimulus continues.
C) closing of the channel in response to decrease in the stimulus.
D) None of the answers are correct.
B) closing of the channel even when the stimulus continues.
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This pathway is composed of the anterior spinothalamic tract and the lateral spinothalamic tract. Axons entering this pathway conduct stimuli related to crude touch and pressure as well as pain and temperature.
A. The spinocerebellar pathway B. The posterior funiculus-medial lemniscal pathway C. The posterolateral pathway D. The musculomedial pathway E. The anterolateral pathway
Caveolae and clathrin-coated pits are both used in
A) endocytosis. B) phagocytosis. C) exocytosis. D) All of the answers are correct. E) None of the answers are correct.
The ability of the blood to supply oxygen and remove carbon dioxide from the tissues depends upon
A) the ability of the blood to remain in constant motion. B) the osmotic balance, as controlled by the kidneys. C) the rate at which platelets are manufactured. D) the diameter of the capillaries. E) the number of white blood cells in the circulation.
If your ocular lens is 10×, and you are using your 45× objective lens to view a slide, the total magnification is ________
A) 450× B) 55× C) 250× D) 90×