Biology Digestive System Exam Questions
and Correct Answers
Digestive System - CORRECT ANSWER✅✅✅Breaks down food to absorb nutrients via
passive and active transport and excrete waste products.
Salivary glands - CORRECT ANSWER✅✅✅Release enzymes to begin digestion
Small intestine - CORRECT ANSWER✅✅✅Approximately 20 feet of muscular tubing
lined with villi to support nutrient absorption
Large intestine - CORRECT ANSWER✅✅✅Approximately 5 feet of muscular tubing
designed to remove water from waste being transported to the anus
Esophagus - CORRECT ANSWER✅✅✅Tubing that allows for food to be carried from the
mouth to the stomach
Liver - CORRECT ANSWER✅✅✅Site of toxin removal, also creates bile and breaks down
fats
Pancreas - CORRECT ANSWER✅✅✅Creates enzymes for the small intestine, also creates
insulin
Smooth muscle tissue - CORRECT ANSWER✅✅✅The primary tissue type of the digestive
system.
Peristalsis - CORRECT ANSWER✅✅✅Involuntary waves of muscle contraction that keep
food moving along in one direction through the digestive system.
and Correct Answers
Digestive System - CORRECT ANSWER✅✅✅Breaks down food to absorb nutrients via
passive and active transport and excrete waste products.
Salivary glands - CORRECT ANSWER✅✅✅Release enzymes to begin digestion
Small intestine - CORRECT ANSWER✅✅✅Approximately 20 feet of muscular tubing
lined with villi to support nutrient absorption
Large intestine - CORRECT ANSWER✅✅✅Approximately 5 feet of muscular tubing
designed to remove water from waste being transported to the anus
Esophagus - CORRECT ANSWER✅✅✅Tubing that allows for food to be carried from the
mouth to the stomach
Liver - CORRECT ANSWER✅✅✅Site of toxin removal, also creates bile and breaks down
fats
Pancreas - CORRECT ANSWER✅✅✅Creates enzymes for the small intestine, also creates
insulin
Smooth muscle tissue - CORRECT ANSWER✅✅✅The primary tissue type of the digestive
system.
Peristalsis - CORRECT ANSWER✅✅✅Involuntary waves of muscle contraction that keep
food moving along in one direction through the digestive system.
