Which hormone stimulates contraction of the uterus during childbirth and promotes ejection of milk from mammary glands during breastfeeding?
A. oxytocin
B. serotonin
C. cortisol
D. epinephrine
E. norepinephrine
Answer: A
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Elevated HDL concentrations are associated with a low risk of heart disease because they:
a. transport newly absorbed lipids from intestinal cells to the rest of the body. b. carry cholesterol and triglycerides from the liver to the rest of the body. c. carry lipids around in the blood more often than LDL. d. take excess cholesterol and phospholipids from the tissues and return them to the liver.
Servings in the 2010 USDA MyPlate are represented in
A) ounce-equivalents. B) percentages. C) Calories. D) grams.
Most digestion takes place in the mouth.
a. true b. false
The Intrinsic Factor is necessary for the absorption of which B vitamin?
A. Folate B. Niacin C. Riboflavin D. Vitamin B12