Vasomotor tone is controlled by using the sympathetic division for vasodilation and the parasympathetic division for vasoconstriction.
Answer the following statement true (T) or false (F)
False
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Where in the figure will you find mature sperm?
a) H b) G c) A d) B e) D
Cody has always carefully controlled her caloric intake, and is lean. During her unplanned pregnancy, she continued to eat the same, hoping that taking prenatal vitamins and minerals would ensure that her fetus would grow normally. Her only complication during pregnancy was persistent constipation and consequent hemorrhoids. She gained only the minimum weight suggested by her doctor, and
delivered a healthy, full-term infant; her pre-pregnancy weight was rapidly reestablished. Propose an explanation for how she managed to gain enough weight, did not violate the law of conservation of mass, and for her only complication. What does this suggest about "eating for two" that some pregnant women do? What will be an ideal response?
Increasing recruitment in a muscle, causes the strength of the contraction to _____ by ______.
A. increase, increasing the force of contraction of each contracting muscle fiber B. decrease, decreasing the number of muscle fibers contracting C. decrease, decreasing the force of contraction of each contracting muscle fiber. D. increase, increasing the number of muscle fibers contracting
Answer the following questions true (T) or false (F)
1. The pharynx is known as the voice box due to the presence of vocal ligaments that vibrate to produce sound. 2. The last tracheal ring of cartilage, known as the carina, has sensory receptors that can trigger a cough reflex. 3. Rings of cartilage increase in number while smooth muscle presence decreases as the bronchi branch and become smaller in the conducting zone.