Which glands are ductless and secrete hormones directly into the bloodstream?
a. goblet
b. endocrine
c. exocrine
d. holocrine
b
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Pulse pressure is calculated by
A. subtracting systolic pressure from diastolic pressure. B. subtracting diastolic pressure from systolic pressure. C. multiplying systolic and diastolic pressures. D. adding systolic and diastolic pressures.
Prolactin stimulates milk production.
Answer the following statement true (T) or false (F)
The glands in a lobe of a breast
A. lead directly to a nipple. B. are separated by muscle tissue. C. drain into alveolar ducts, which drain into a lactiferous duct that leads to the nipple. D. drain into a lactiferous duct which drains into an alveolar duct that leads to the nipple.
The mass number of an element is equal to the number of
A. protons plus the number of neutrons. B. protons. C. electrons plus the number of neutrons. D. protons plus the number of electrons.