L04 Quiz

What is made from the energy released from cellular respiration?

ATP

Which of the following is not true of the microvilli?

Each contains a capillary and a lacteal.

Active transport of nutrients occurs when nutrients need to move from higher concentration to lower concentration.

False

(Case Study) Which of the following did the NIDDK website on "Constipation" list as possible causes for constipation? (Select all that apply.)

Not enough fiber in the diet. Correct Response B) Medications. Correct Response C) Aging. Correct Response D) Lack of physical activity.

What happens to food substances that are not absorbed?

They are excreted.

Which of the following foods need to be avoided on a gluten-free diet?

beef and barley soup

________ neutralizes the acidic chyme as it enters the small intestine.

bicarbonate

Bile acts as a(n):

emulsifier to disperse lipids in water.

(Case Study) Which of the following was not listed as a possible side effect for colon cleansing on the WebMD website? (Be sure to read all three pages.)

headaches

Which of the following are accessory organs to the digestive track?

liver

Where in the cell does the citric acid cycle take place?

mitochondrion

The chemical digestion of food begins in the___________.

mouth

Which of the following organs produces and secretes enzymes that are essential for proper digestion?

pancreas

The bolus of food moves through the esophagus by involuntary muscular contraction called_____________.

peristalsis

Chyme moves from the stomach into the____________.

small intestine