Human Digestive System Quiz

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Questions and Answers

Another name for the digestive tract is the ______.

Alimentary canal

The process of taking in food is called ______.

Ingestion

Humans have ______ baby teeth.

20

Food mixed with saliva is called a ______.

<p>bolus</p> Signup and view all the answers

Saliva glands under the tongue are called ______.

<p>sublingual</p> Signup and view all the answers

The process of swallowing is known as ______.

<p>Deglutition</p> Signup and view all the answers

The ______ is the junction between the esophagus and the stomach.

<p>Cardiac Sphincter</p> Signup and view all the answers

The upper quadrant of the stomach is referred to as the ______.

<p>Fundus</p> Signup and view all the answers

The major contractile activity of the stomach is called ______.

<p>Peristalsis</p> Signup and view all the answers

The protective substance that prevents the stomach from digesting itself is ______.

<p>Mucus</p> Signup and view all the answers

The first portion of the small intestine is the ______.

<p>Duodenum</p> Signup and view all the answers

Bile salts emulsify fat into ______.

<p>droplets</p> Signup and view all the answers

The rectum is the last ______ centimeters of the large intestine.

<p>12</p> Signup and view all the answers

The middle portion of the small intestine is called the ______.

<p>Jejunum</p> Signup and view all the answers

Diverticulitis is inflammation of small ______ that form in the lining and wall of the colon.

<p>pouches</p> Signup and view all the answers

Glossodynia refers to the inflammation of the ______.

<p>tongue</p> Signup and view all the answers

A ______ hernia occurs when the diaphragm weakens, allowing part of the stomach to protrude into the chest cavity.

<p>hiatal</p> Signup and view all the answers

An ______ is an open sore or lesion of the inner gastrointestinal tract.

<p>ulcer</p> Signup and view all the answers

Dysentery is an infection of the lower intestinal tract, potentially causing severe ______.

<p>dehydration</p> Signup and view all the answers

Bulimia Nervosa involves uncontrolled eating followed by forced ______.

<p>vomiting</p> Signup and view all the answers

Flashcards

Alimentary canal

Another name for the digestive tract.

Ingestion

The process of taking in food.

Digestion

The breakdown of food into smaller molecules.

Elimination

Removal of waste from the body.

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Human Teeth

Humans have two sets of teeth: baby teeth (20) and adult teeth (32).

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What is mastication?

The process of chewing food.

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What is Deglutition?

The process of swallowing.

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What is the Cardiac Sphincter?

The junction between the esophagus and stomach.

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What is Chyme?

The semiliquid substance formed after food is mixed in the stomach

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What protects the stomach from digesting itself?

Mucus

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Glossodynia

Inflammation of the tongue, causing pain and discomfort.

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Hiatal Hernia

A condition where part of the stomach protrudes through the diaphragm into the chest cavity.

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Ulcer

An open sore or lesion on the lining of the gastrointestinal (GI) tract.

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Enteritis (Gastroenteritis)

Inflammation of the intestine, causing pain, diarrhea, and nausea.

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Appendicitis

Inflammation of the appendix, a small pouch attached to the large intestine.

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Liver Regeneration

The liver has a unique ability to repair and regrow itself if damaged, but only if the damage is limited to a specific area.

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Small Intestine Sections

The small intestine is divided into three sections: the duodenum (first part), jejunum (middle part), and ileum (last part).

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Villi Function

Villi are finger-like projections in the small intestine that increase the surface area for absorbing nutrients.

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Large Intestine Sections

The large intestine is composed of the cecum, appendix, ascending colon, transverse colon, descending colon, sigmoid colon, rectum, and anus.

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What's in Feces?

The main pigment giving feces its color is bilirubin, a breakdown product of red blood cells.

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