Expert Verifed Ace the Test
appetite - ANSWER ✔✔psychological desire to consume food
hunger - ANSWER ✔✔physiological sensation that drives us to eat
satiety - ANSWER ✔✔the feeling of being food
peristalsis - ANSWER ✔✔the muscular contractions that move food
through the GI tract
segmentation - ANSWER ✔✔a unique pattern of motility
chyme - ANSWER ✔✔semi solid product of digestion in the stomach
mucus - ANSWER ✔✔moistens the food and oral cavity, layer
protects the stomach lining from the acid in gastric juices
, sphincter muscles - ANSWER ✔✔muscles that control the passage
of food material from one organ to the next
primary site for absorption of nutrients - ANSWER ✔✔small intestine
what allows the small intestine greater surface area - ANSWER
✔✔villi/ microvilli
mechanical digestion - ANSWER ✔✔physical breakdown of food
(chewing, mixing, squeezing)
where does mechanical digestion occur - ANSWER ✔✔mouth,
stomach
chemical digestion - ANSWER ✔✔enzymes break down food into
smaller molecules
where does chemical digestion occur - ANSWER ✔✔mouth,
stomach, small intestine
role of vascular system - ANSWER ✔✔blood circulatory system or
bloodstream, heart serves as the pump, transports water soluble
nutrients