Module 8

Front 1

The capillaries that nourish the epithelium and absorb digested nutrients lie in the...

Back 1

Lamina propina

Front 2

When we ingest large molecules such as lipids, carbs, and proteins, they must undergo catabolic reactions whereby enzymes split these molecules. This series of reactions is called..

Back 2

Chemical digestion

Front 3

Because of the baby's loss of gastric juice, his blood probably indicates..

Back 3

Alkalosis

Front 4

The soft palate rises reflexively to open the nasopharynx ehen we swallow food. T/F

Back 4

False

Front 5

A fluid secreted into the small intestine during digestion that has cholesterol, emulsification agents, and phospholipids is...

Back 5

Bile

Front 6

Gastric accommodation is an example of smooth muscle plasticity. T/F

Back 6

True

Front 7

The pharyngeal-esophageal phase of swallowing is involuntary and is controlled by the swallowing center in the thalamus and lower pons. T/F

Back 7

False

Front 8

Choose the incorrect statement regarding bile.

Back 8

Bile contains enzymes for digestion.

Front 9

The digestive function of the liver is to produce bile. T/F

Back 9

True

Front 10

When swallowing, the epiglottis prevents food from entering the larynx. T/F

Back 10

True

Front 11

Which of the following is not a factor that helps create the stomach mucosal barrier?

Back 11

Production of intrinsic factor

Front 12

Which of the following are types of papillae on the tongue that contain taste buds?

Back 12

Circumvallate and filiform

Front 13

The chemical and mexhanical processes of food breakdown are called...

Back 13

Digestion

Front 14

The lamina propina is composed of..

Back 14

Loose connective tissue

Front 15

Parietal cells of the stomach produce...

Back 15

Hydrochloric acid

Front 16

Which of these is not a component of saliva?

Back 16

Nitric oxide

Front 17

Which is not a phase of gastric secretion?

Back 17

Enterogastric

Front 18

Some of the microbes that often invade other organs of the body are rarely found in the stomach. The reason for this is the presence of HCl. T/F

Back 18

True

Front 19

Which of the following is an essential role played by large intestine bacteria?

Back 19

Synthesize vitamin K and B complex vitamins

Front 20

Which is true about primary teeth?

Back 20

There are 20 primary teeth, and by 24 months of age mosy children have all 20.

Front 21

The sheets of peritoneal membrane that hold the digestive tract in place are called...

Back 21

Mesenteries

Front 22

Digestion of .... would be affected the most if the liver were severely damages.

Back 22

Lipids

Front 23

The stomach's contractile rythm is set by pacemaker cells found in the spinal cord. T/F

Back 23

False

Front 24

The enzymatic breakdown of any type of food molecule is called...

Back 24

Hydrolysis

Front 25

Parietal cells of the stomach produce...

Back 25

Hydrochloric acid

Front 26

Peyer's patches are found in the submucosa of the distal end of the small intestine. T/F

Back 26

True

Front 27

Chemical digestion reduces large complex molecules to simpler compounds by the process of...

Back 27

Catabolism

Front 28

Ionic iron is actively transported into the mucosal cells, where it binds to the protein ferritin, a phenomenon called the mucosal iron barrier. T/F

Back 28

True

Front 29

The salivary glands are made of which two types of secretory cells?

Back 29

Serous cells and mucous cells

Front 30

Which is not part of the splanchnic circulation?

Back 30

Inferior vena cava

Front 31

Which is not true of saliva?

Back 31

Contains enzymes that begin the breakdown of proteins

Front 32

The submucosal nerve plexus provides the major nerve supply to the GI tract wall and controls GI motility. T/F

Back 32

True

Front 33

Select the correct statement about absorption.

Back 33

If intact proteins are transported across the villus epithelium, an immune response may be generated.