Which of the following is a spasmodic contraction of the muscles of exhalation that forcefully expels air through the nose and mouth?
a) sobbing
b) sneezing
c) coughing
d) sighing
e) Valsalva maneuver
b
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When a baby suckles at its mother's breast the stimulus at the breast is sent to the mother's brain (a region called the hypothalamus)
The brain responds by releasing hormones to stimulate the production and the ejection of milk from the breast. This helps the newborn to receive nourishment and encourages more suckling. This example is best described as a ________. A) negative feedback B) necessary life function C) loss of homeostasis D) positive feedback
Fever differs from other forms of hyperthermia in that it results from resetting the hypothalamic "thermostat" to a higher level.
Answer the following statement true (T) or false (F)
PCO2 tends to be ________ in tissues than in systemic capillaries.
Fill in the blank(s) with the appropriate word(s).
Which is not drained by the right lymphatic duct?
A. Right side of head and neck B. Right shoulder C. Right arm D. Right side of abdomen E. Right side of thorax