The hormone(s) responsible for preparing the breasts for lactation during pregnancy is/are ________.
A. estrogen
B. prolactin
C. oxytocin
D. progesterone
E. Both "estrogen" and "progesterone" are correct.
Answer: E
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If a patient becomes dehydrated, the percentage of plasma in a centrifuged sample of his or her blood would likely
A. increase. B. decrease. C. not change.
Each of the following hormones is an amino acid derivative except one. Identify the exception.
A) epinephrine B) thyroid hormone C) norepinephrine D) melatonin E) thyroid-stimulating hormone
Exposure to ultraviolet radiation greatly increases the risk of developing
A) heart disease. B) skin cancer. C) glaucoma. D) diabetes.
When an anesthetic blocks the function of the anterior rami of the cervical spinal nerves, which areas of the body will be affected?
A) skin and muscles of the lateral surface of the forearm B) skin and muscles of the arm and forearm C) skin and muscles of the back of the neck and of the shoulders D) skin over anteromedial thigh and portions of external genitalia E) muscles of the face