The most common cell making up the alveolar wall is the
A. septal cell.
B. dust cell.
C. alveolar type I cell.
D. alveolar type II cell.
E. alveolar macrophage.
Answer: C
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Multiple wave summation
A. is a time during which the tissue cannot respond again. B. results in complete and incomplete tetanus. C. is a condition in which the muscle fiber only partially relaxes between contractions. D. is a condition in which stimuli occur so rapidly that there are no intervening relaxations. E. is a constant tension produced by muscles for long periods of time.
The ________________________________________ is the only endocrine gland that can be palpated
Fill in the blank(s) with correct word
Which of the following statements regarding endocrine regulation of breast function in females is FALSE?
A. During pregnancy, the main source of plasma prolactin is secretion from the maternal anterior pituitary gland. B. During puberty, ductal growth is stimulated by increasing estrogen levels in plasma. C. Breast development fluctuates with changing blood concentrations of estrogen and progesterone during each menstrual cycle. D. During puberty, progesterone stimulates the growth of breast alveoli. E. Prolactin is the main hormone mediating the milk ejection reflex.
What type of medical scan is more useful for visualizing soft tissue?
A. X-ray B. MRI