Peristalsis is controlled by the
A) central nervous system. B) pituitary gland.
C) hypothalamus. D) enteric nervous system.
Question 2
Which of the following is an example of the central nervous system's role in digestion?
A) Swallowing a morsel of food triggers peristalsis.
B) The aroma of grilled foods triggers salivary cells to stimulate the salivary glands.
C) Salivary amylase begins the digestion of the carbohydrates in a turkey sandwich.
D) Chewing a piece of mango initiates mechanical digestion.
Question 3
Which of the following is known as a hunger hormone?
A) CCK B) ghrelin C) progesterone D) testosterone
Question 4
Which of the following foods or beverages is considered safe to consume when traveling to
high-risk foreign destinations?
A) ice made from tap water B) salads and lettuce
C) coffee and tea D) refrigerated shellfish