The more that a muscle is used for fine control, the more fibers each of its motor units has.
Answer the following statement true (T) or false (F)
False
Muscles used for fine control contain units with fewer muscle fibers for greater gradations in force.
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Explain how the Broca's area and Wernicke's area contribute to language
What will be an ideal response?
Below are the events that occur during continuous propagation of action potential. Select the correct order in which the events occur. 1. Adjacent membrane segment depolarizes. 2. Local current spreads to adjacent voltage gated channel. 3. Threshold is met. 4. Local current develops due to sodium moving in the cytosol
A) 2,4,3,1 B) 2,4,1,3 C) 4,2,3,1 D) 4,2,1,3 E) 1,4,2,3
What is true about heart valves?
A) They separate atria from ventricles, and ventricles from the large arteries that leave them. B) They enforce a one-way blood flow through the heart. C) They operate passively (no active contraction required). D) They enforce a one-way blood flow through the heart, operate passively (no active contraction required), and separate atria from ventricles, and ventricles from the large arteries that leave them.
The female hormone ________ seems to decrease sodium reabsorption, thus promoting sodium and water loss by the kidney.
Fill in the blank(s) with the appropriate word(s).