Digestive System Quiz

In which layer of the GI tract can an intersection of branching nerves be found?

• serosa

• muscularis

• pylorus

• mucosa

How many “adult” teeth do humans have, barring injury or genetic anomaly?

• 24

• 32

• 40

• 44

What part of the tongue has chemical receptors?

• papillae

• root

• tip

• body

Tags

NGSS.MS-LS1-8

Why are the layers of cells thicker in the esophagus than in areas further down the GI tract?

• to protect inner layers

• to reduce friction

• to retain more mucous

• to provide more flexibility

The celiac plexus is also known as the "solar" plexus because of the radiating pattern of:

• its nerve fibers

• its capillaries

• its muscle tissues

• its tiny hairs

Which type of saliva has a digestive enzyme?

• mucous

• serous

• serous-type

• mucous-type

Which section of the GI tract is represented by the number “2” in the following image?

• serosa

• muscularis

• submucosa

• mucosa

Tags

NGSS.HS-LS1-2

Which layer of the GI tract would be most likely to suffer damage if someone swallowed glass?

• muscularis

• serosa

• submucosa

• mucosa

Which section of the GI tract is represented by the number “3” in the following image?

• serosa

• muscularis

• submucosa

• mucosa

Tags

NGSS.MS-LS1-3

Which section of the GI tract is represented by the number “1” in the following image?

• serosa

• muscularis

• submucosa

• mucosa