The main process of excretion takes place in the

(1 point)
• stomach.
• kidneys.
• small intestine.
• liver.

kidneys.

Eating foods that are high in

is a great way to keep the digestive system moving naturally.
(1 point)
fat
• protein
• fiber
• carbohydrates

fiber

True or False:

The primary process for chemical digestion and absorption takes place in the stomach
(1 point)
• True
• False

False

True or False:

Mechanical digestion is the process by which food is broken down and torn apart.
(1 point)
• true
• false

True

Regular exercise stimulates

(1 point)
• peristalsis
• urea
• digestion
which keeps the skeletal muscles moving to assist in digestion and excretion.
O villi

peristalsis