Practice Questions 07 - Digestive System

The cheeks constitute the _____ border of the oral cavity.

lateral

Trypsin breaks down nutrients in the ______.

small intestine

Which layer of the digestive tract is made of smooth muscle?

Muscular

Is the pharynx a primary or accessory digestive organ?

Digestive Tract Organ

The folds on the surface of circular folds are called ______.

villi

The appendix is attached to which region of the large intestine?

Cecum

The labia constitute the _____ border of the oral cavity.

anterior

The small intestine is surrounded by _____.

serosa

Which of the following best describes feces?

Compacted food waste

Are teeth primary or accessory digestive organs?

Accessory Organ

Which region of the small instestine receives enzymes and buffers from the liver and pancreas?

Duodenum

What part of the digestive tract keeps food regulates the movement of food from one organ to another?

Sphincter

Which layer of the digestive tract contains blood vessels, nerves, and supports the epithelial covering?

Submucosa

Gastric glands produce ______.

Pepsin & hydrochloric acid

The pharynx is surrounded by _____.

adventitia

Is the laryngopharynx part of a primary or accessory digestive organ?

Digestive Tract Organ

The chemicals in the oral cavity digest ______.

carbohydrates and lipids

Are salivary glands primary or accessory digestive organs?

Accessory Organ

The chemicals produced by the stomach digest ______.

protein only

Which region of the small instestine receives chyme from the stomach?

Duodenum

Parietal cells produce _____.

hydrochloric acid

The pancreas is directly connected to which other digestive organ?

Small intestine

What organ does food come from right before entering the small intestine?

Stomach

Which layer of the digestive tract is made of primarily epithelial tissue?

Mucosa

Diarrhea occurs because of a malfunction of which digestive organ?

Large intestine

Food inside the oral cavity is called (a) _____.

bolus

H. pylori infect the _____ and are a primary cause of gastric ulcers.

stomach

The upper esophageal sphincter is made of ______.

Skeletal muscle

Which sphincter allows food to move from the small intestine into the large intestine?

Ileocecal valve

What organ does food enter right after leaving the stomach?

Small Intestine

Which abdominopelvic quadrant contains the cecum?

Lower right

Amylase is produced by the _____.

Pancreas

How many deciduous teeth does a person normally have in their lifetime?

20

Which layer of the digestive tract touches food as it travels through the system?

Mucosa

Is the stomach a primary or accessory digestive organ?

Digestive Tract Organ

Is the cecum part of a primary or accessory digestive organ?

Digestive Tract Organ

In which region of the large intestine are the internal and external anal sphincters located?

Rectum

Which layer of the digestive tract is part of the serous membrane?

Serosa

Serosa surrounds the _____.

small intestine

Which of the following digestive structures helps to increase absorption of nutrients?

villi

Which of the following best describes the function of the liver?

Production of bile & filtration of blood

What organ does food come from right before entering the pharynx?

Oral cavity

Which of the following best describes rugae?

Wrinkles in the stomach lining that allow for expansion

Acinar cells are located in the _____.

Pancreas

Which sphincter is made of skeletal muscle?

External anal sphincter

The pH of the stomach classifies it as _____.

acidic

What function to salivary glands provide the digestive system?

Chemical digestion

Pepsin breaks down nutrients in the ______.

stomach

Lipase breaks down nutrients in the ______.

small intestine

Which sphincter allows food to move from the small intestine into the large intestine?

Ileocecal valve

Which sphincter allows food to move from the large intestine to outside of the body?

External anal sphincter

Adult teeth are called _____.

permanent

Which of the following is an accessory digestive organ?

Pancreas

How many permanent teeth does a person normally have in their lifetime?

32

Serosa surrounds the _____.

stomach

Parietal cells are responsible for ______.

the acidic condition of the stomach

How many layers of muscle tissue are present in the esophagus?

2

What organ does food come from right before entering the large intestine?

small intestine

Which abdominopelvic quadrant contains the cecum?

lower right

Chief cells are located in the _____.

stomach

Mumps is a viral infection of the _____.

salivary glands

Salivary glands produce _____.

saliva

Which macromolecule does pepsin break down?

Protein

Baby teeth are called _____.

deciduous

Which layer of the digestive tract is made of primarily epithelial tissue?

Mucosa

Which of the following alimentary tract tissue layers makes contact with food?

Mucosa

Hepatocytes produce _____.

bile

Which of the following is the middle region of the small intestine?

Jejunum

What organ does food come from right before entering the stomach?

Esophagus