NC Final Semester 21

Select all the functions of the digestive system. (CHOOSE ALL THAT APPLY.)

• Ingestion

• Digestion

• Absorption

• Metabolism

• Elimination

Mechanical digestion involves _________.

• the ripping, tearing, and churning of food.

• the use of enzymes.

• saliva.

• mucous and serous fluids.

In the digestive system, the organs such as the liver, pancreas, and gall bladder are known as ______________ because they release secretions into the intestines.

• the alimentary canal

• accessory organs

• fossa organs

• assistive organs

Which letter indicates the esophagus?

• D

• E

• F

• L

• J

Chemical digestion uses ______ to break down molecules like carbohydrates, lipids, and proteins.

• chewing

• churning

• enzymes

• absorption

Identify the function of the large intestine.

• Absorbs water

• Absorbs nutrients

• Produces cholesterol

• Stores glycogen

• Chemical digestion

Which letter indicates the small intestine?

• K

• E

• F

• L

• J

Pathway of Food: Starting with the oral cavity what would A-E be in order?

• Pharynx, larynx, esophagus, stomach, small intestine, large intestine

• stomach, pharynx, esophagus, larynx, small intestine, large intestine

• esophagus

• Larynx, esophagus, pharynx, stomach, small intestine, large intestine

• Small intestines, pharynx, larynx, esophagus, stomach, large intestine

What makes the small intestine have such a large surface area? (Choose 3)

• 21 feet long

• villi

• microvilli

• amylase

• glial cells

What are the rhythmic muscular contractions of your esophagus called to help food move along?

• swallowing

• peristalsis

• inertia contractions

• paralysis