The primary role of alpha 1 receptors is:
a. Bronchial constriction
b. Bronchial dilation
c. Smooth muscle contraction
d. Smooth muscle dilation
Answer: c. Smooth muscle contraction
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A standard level, known as the ________, is necessary to maintain the body's homeostasis.
A. set point B. target level C. norm D. quotient
The systemic circulation
a. receives more blood than the pulmonary circulation does b. receives blood from the left ventricle c. is a low pressure system compared to the pulmonary circulation d. has characteristics a and b e. has characteristics b and c
Identify the correct statement(s):
a. Heat generation decreases after a person eats a meal. b. Four calories are released for every gram of glucose oxidized. c. In general, 4.8 calories (not Kcal) are liberated for every milliliter of O2 consumed d. Thyroid hormone is not the primary determinant of BMR. e. Both a and b
The type of bone tissue that is replaced more frequently is ________ bone; the part of the femur that is replaced more frequently is the ________.
A. spongy; distal epiphysis B. compact; distal epiphysis C. spongy; diaphysis D. compact; diaphysis