Digestive system Flashcards

Learn about the digestive system parts and functions

1
Q

It refers to the process of breaking down foods into smaller substances so they can be easily absorbed by the body.

A

Digestion

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2
Q

What are the two types of digestion?

A

Mechanical and Chemical

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3
Q

Where does the first stage of digestion start?

A

Mouth

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4
Q

This is responsible for mastication

A

Teeth

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5
Q

Perceives taste and helps mix food with saliva

A

Tongue

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6
Q

This releases enzymes called salivary amylase

A

Salivary Glands

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7
Q

Where food and air pass?

A

Pharynx

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8
Q

This is where air passages

A

Larynx

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9
Q

What is the structure above the pharynx?

A

Epiglottis

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10
Q

It is 25 cm long and contracts in a wave-like motion process called Peristalsis

A

Esophagus

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11
Q

What do you call the wave-like motion process of the Esophagus?

A

Peristalsis

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12
Q

J-shaped muscle that secretes and holds gastric juices

A

Stomach

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13
Q

It is part of the gastric juices that eliminates microorganisms and softens fibrous foods

A

Hydrochloric Acid

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14
Q

An example of it is Renin and Pepsin

A

Digestive Enzymes

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15
Q

When food is mixed with gastric juices, it is called?

A

Chyme

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16
Q

It is 7-8 meters long and 4 cm wide and divided into three parts

A

Small Intestine

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17
Q

What are the three parts of the small intestine?

A

Duodenum, Ileum, Jejunum

18
Q

It is part of the small intestine that neutralizes acidic chyme

A

Duodenum

19
Q

Two parts in the small intestine that help absorb nutrients

A

Ileum and Jejunum

20
Q

Is 2 meters long and 7 cm wide and is divided into three parts

A

Large intestine

21
Q

What are the three parts of the large intestine?

A

Cecum, Colon, Rectum

22
Q

What does the Large intestine reabsorb?

A

Water and salts

23
Q

No digestion happens in this organ

A

Large Intestine

24
Q

Where does the undigested food pass?

A

Anus

25
Q

Where is the undigested food stored before passed to the anus?

A

Rectum

26
Q

What do you call undigested food coming out of the anus?

A

Feces

27
Q

What are the processes of food digestion?

A

Ingestion, Digestion, Absorption, Assimilation, Excretion

28
Q

When does the chewing of food take place in the process of digestion?

A

Ingestion

29
Q

When does the digesting of food take place in the process of digestion?

A

Digestion

30
Q

When does the extraction of nutrients happen in the process of digestion?

A

Absorption

31
Q

When does the distribution of molecules happen in the process of digestion?

A

Assimilation

32
Q

When does the release of stool happen in the process of digestion?

A

Excretion

33
Q

This organ secretes bile and breaks down fats

A

Liver

34
Q

This organ stores and releases bile

A

Gallbladder

35
Q

This secretes pancreatic juice which is composed of enzymes that break down sugars, fats, and starches

A

Pancreas

36
Q

What do you call the juice that is composed of enzymes that break down sugars, fats, and starches?

A

Pancreatic juice

37
Q

Symptom wherein the frequent passing of stools happen

A

Diarrhea

37
Q

Acid from the stomach enters the esophagus

A

Gastroesophageal Reflux Disease (GERD)

37
Q

An inflammation in the lining of the stomach

A

Gastritis Ulcer

38
Q

Discomfort felt in the upper abdomen due to eating too fast or too much

A

Indigestion

39
Q

Buildup of gas in the abdomen

A

Flatulence

40
Q

The inability to move bowels regularly and difficulty moving them out

A

Constipation