Which of the following is a function of sphincter muscles?
A. Controls peristalsis
B. Produces enzymes and hormones
C. Controls passage of food through the GI tract
D. Breaks apart food particles
Answer: C
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Which of the following can increase the risk for hypertension?
a. All options are correct. b. a family history of high blood pressure c. consuming excessive amounts of alcohol d. being inactive
All of the following are true regarding fresh drinking water around the world EXCEPT:
a. about half of the world's water supply is fresh water. b. population growth worldwide is increasing the demand for water. c. water is highly prized in the Middle East. d. water scarcity is a primary concern in many nations.
The main function of chromium is to increase the effectiveness of insulin
Indicate whether statement is true or false.
Which food is high in phosphorus?
A) gelatin B) ham C) chocolate D) fish