Lysozyme Within Saliva Primarily Functions To

Question: Which is not a function of the digestive system?

Absorption

Ingestion

Secretion

Micturition

Elimination

Answer: Micturition

Question: Which organ is not part of the gastrointestinal tract?

Esophagus

Large intestine

Stomach

Oral cavity

Liver

Answer: Liver

Question: Which organ is not considered an accessory digestive organ?

Tongue

Teeth

Pancreas

Salivary glands

Pharynx

Answer: Pharynx

Question: The alternating contraction of muscle layers in the GI tract wall that propels materials through the tract.

Answer: Peristalsis

Question: The initial site of both mechanical and chemical digestion is the:

Answer: oral cavity

Question: Which bones form the hard palate?

Answer: Palatine bones and maxillae

Question: The lining of the gastrointestinal tract that allows for absorption and secretion is:

Answer: simple columnar epithelium.

Question: Substances that are absorbed from the GI tract pass:

Answer: Through the epithelial cells of the tract wall.

Question: Mechanoreceptors and chemoreceptors are found in the:

Answer: mucosa and submucosa of the GI tract along its length.

Question: Secretin is a hormone that is secreted by the:

Answer: small intestine.