Digestive system

What type of muscle is found in the digestive tract?

• Cardiac

• Smooth

• Skeletal

• Digestive

Where in the digestive system is water absorbed?

• Stomach

• Small intestine

• Large intestine

• Gallbladder

Which of the following is NOT a true statement about the pancreas

• It releases bicarbonate compounds

• It processes and stores bile and cholesterol

• It makes endocrine hormones that regulate blood sugar

• It makes enzymes that digest the major nutrients in food

Chewing food is an example of ______.

• Chemical digestion

• Mechanical digestion

• Enzymatic digestion

• Cellular digestion

What structure, also known as the throat, is part of both the respiratory and digestive systems?

• Esophagus

• Diaphragm

• Pharynx

• Trachea

_________________ is responsible for neutralizing the acid in chyme. Without it, acids would damage the linine of the intestine and prevent enzymes from doing their work.

• Bicarbonate

• Protein

• Sugar

• Starch

What organ stores feces?

• Esophagus

• Large intestine

• Rectum

• Small intestine

What are villi responsible for?

• They chemically digest food in the small intestine.

• They mechanically digest food in the small intestine.

• They absorb nutrients from the small intestine into the bloodstream.

• They use enzymes to break down food

What organ of the digestive system stores extra nutrients.

• Gallbladder

• Liver

• Pancreas

• Rectum

Food is transported from the mouth to the stomach through the

• Trachea

• Esophagus

• Larynx

• Epiglottis