Question 1 (10 points)   Mechanical digestion occurs when food is...

Question 1 (10 points)

 

Mechanical digestion occurs when food is broken into smaller pieces, but the chemical makeup of the food does not change. The following is associated with mechanical digestion except ____________.

Question 1 options:

Churning

Enzymes

Segmentation

Chewing

Mastication

Question 2 (10 points)

 

Our body's ability to absorb vitamins from foods and supplements we take is vital to our health. Why do you think consuming some fat in the diet is important?

Question 2 options:

We need fat to help with absorption of fat-soluble vitamins such as A, D, E, and K

We need fat to help with absorption of water-soluble vitamins such as C, B1, B6 and B9

We need fat to help with absorption of protein

We need fat to help with absorption of fiber

None of the above

Question 3 (10 points)

 

How many lobes does the liver have?

Question 3 options:

3

1

2

4

5

Question 4 (10 points)

 

Where are carbohydrates first digested?

Question 4 options:

Esophagus

Liver

Mouth

Stomach

Small intestine

Question 5 (10 points)

 

The two regulatory mechanisms (controls) of the digestive system are _________ and __________.

Question 5 options:

Neural and hormonal

Hormonal and enzymatic

Neural and enzymatic

The digestive system only has enzymatic control and nothing else

None of the above

Question 6 (10 points)

 

The ___________ is the thin layer of the mucosa responsible for pulling the mucosa into its many folds which increases the surface area of the alimentary canal.

Question 6 options:

Muscularis (externa)

Submucosa

Serosa

Muscularis mucosa

None of the above

Question 7 (10 points)

 

In which organ below does the majority of digestion occur?

Question 7 options:

Large intestine

Stomach

Liver

Small intestine

Pancreas

Question 8 (10 points)

 

Food makes its way from the esophagus into the stomach. Before passing into the stomach it must go through the ___________ .

Question 8 options:

Upper esophageal sphincter

Duodenum

Trachea

Lower esophageal sphincter

Oropharynx

Question 9 (10 points)

 

Which organ below produces bile for use in digestion?

Question 9 options:

Pancreas

Liver

Gallbladder

Duodenum

None of the above

Question 10 (10 points)

 

The __________ is where chemical digestion begins.

Question 10 options:

Stomach

Pancreas

Large intestine

Mouth

Small intestine