Questions

Question 1

Match the layer (or tunic) of the GI tract with its primary function:

Mucosa –
Submucosa –
Muscularis externa –
Serosa (adventitia) –

Question 2

The tubelike digestive system that extends from the mouth to the anus is known as the ________ canal or the gastrointestinal tract

Peyers
Alimentary
Goblet
Enteric

Question 3

One unique feature of the stomach is that it has ________ muscular layers instead of the normal 2 layers in the rest of the GI tract

Question 4

The large intestine is made up of the:

Cecum
Appendix
Colon
Rectum
Anus
All of these

Question 5

Match the digestive system structure with its description

Passageway for both food and air –
Large collections of lymphoid tissue found in the submucosa of the small intestine –
Wormlike sac that outpockets from the cecum –
Valve at the junction of the small and large intestine –
Membrane securing the tongue to the floor of the mouth –

Question 6

Match the digestive system structure with its description

Sacculations or pouches of the large intestine –

Folds of the gastric mucosa –

Organ distal to the stomach –

Bony portion of the roof of the mouth; the anterosuperior boundary of the oral cavity –

The posterosuperior boundary of the oral cavity; A structure without any bone with the uvula at its posterior end –

Question 7

Match the digestive system structure with its description

Valve controlling food movement from the stomach into the duodenum –

Structure that absorbs water and forms feces –

Primary region of digestion and absorption –

The hollow muscular tube that connects the pharynx to the stomach –

Question 8

Match the following tooth structures with their descriptions:

Visible portion of the tooth –

Material covering the tooth root –

Portion of the tooth embedded in bone –

The crown of the tooth is covered with –

The mucosal tissue that covers the mandible and maxilla inside the mouth-

Question 10

In humans, the number of deciduous teeth is ________ ; and the number of permanent teeth is ________

20 ; 20
20 ; 32
32 ; 20
32 ; 32

Question 11

The gallbladder releases bile which is a digestive enzyme that digests fat

True
False

Question 12

The salivary gland that produces 65-70% of your saliva is the ________ gland

Parotid
Submandibular
Sublingual

Question 13

Match the end product of digestion with the correct type of food:

Protein –

Carbohydrate –

Fat –

Question 14

Pancreatic and intestinal enzymes operate optimally at a pH that is slightly alkaline, yet the chyme entering the duodenum from the stomach is very acidic. How is the pH of the chyme elevated once it enters the duodenum?

The pH of chyme changes on its own
The pancreas releases baking soda
The pancreas releases bicarbonate
None of these

Question 15

Smooth muscle contractions that propel food forward is called ________ ; Smooth muscle contraction that churns and mixes foodstuffs is ________

Peristalsis ; Segmentation
Segmentation ; Peristalsis

Question 16

The portal triad of the liver contains:

A branch of the hepatic artery
A branch of the hepatic portal vein
A branch of bile duct
All of these

Question 17

The pancreas has both endocrine and exocrine functions. The digestive portion of the pancreas would be ________

Endocrine
Exocrine

ANSWERS

Question 1

Match the layer (or tunic) of the GI tract with its primary function:

Mucosa – Protection
Submucosa – Secretion of mucus and absorption of digested food
Muscularis externa – Gastrointestinal motility
Serosa (adventitia) – Lubrication to reduce friction when digestive organs move

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(Answered) ANP 2 – Lab Quiz 6 – Digestive Anatomy Lab