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Schoo > Digestive system > Flashcards

Digestive system Flashcards

1
Q

What are the parts of the mouth?

A

Tounge teeth,salivary glands, oral cavity

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2
Q

What is the mechanical digestion that occurs in the mouth? Teeth and tounge

A

Teeth- Breaks down food into smaller parts by chewing
Tounge- Helps move the food around the mouth and assists with swallowing

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3
Q

What is the chemical digestion that occurs in the Mouth?

A

The salivary glands produce amylase that breaks down starches

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4
Q

What are the parts of the esophagus?

A

Epiglottis

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5
Q

What is the mechanical digestion that occurs in the esophagus?

A

Peristalsis- moving food down the esophagus using squeezing and pushing

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6
Q

What chemical digestion occurs in the esophagus?

A

None

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7
Q

What are the parts of the stomach?

A

Gastric acids

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8
Q

What is the mechanical digestion that occurs in the stomach?

A

The stomach contracts and churns food

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9
Q

What chemical digestion occurs in the stomach?

A

Gastric acids chemically digest foods due to high acidity

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10
Q

What are the parts of the small intestine?

A

Duodenum, jejunum, ileum; each part further and further digests food

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11
Q

What is the mechanical digestion that occurs in the small intestine?

A

Food is mixed with chyme to break it down

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12
Q

Chemical digestion in small intestine?

A

Nutrients from the food are absorbed and passed to the bloodstream

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13
Q

What are the parts of the large intestine?

A

Cecum, colon, rectum, and anus

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14
Q

Mechanical large

A

Food is moved along through the system and is excreted, food is solidified

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15
Q

Func mouth

A

The beginning stage of the digestive system, where the food is put into the body, also known as being ingested. This is where the food begins to break down. Can be broken down mechanically and chemically.

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16
Q

Func teeth

A

Part of the mouth that breaks down the food mechanically by chewing.

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17
Q

Func tounge

A

Part of the mouth that moves the food around the mouth and helps with swallowing.

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18
Q

Func epiglottis

A

Makes sure that food digested through the mouth doesn’t go to the nose.

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19
Q

Func esophagus

A

The passageway for food to go from the stomach to the mouth

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20
Q

Func gastroesophageal sphincter

A

The sphincter/gate that allows food to go to the stomach

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21
Q

Func stomach

A

Digests food using gastric acids that chemically break down food

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22
Q

Func pyloric sphincter

A

Located between the stomach and small intestine, allows food to pass from stomach to small intestine by opening/closing

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23
Q

Func small intestine

A

Chemically digests food using enzymes, nutrients from food are absorbed and then passed onto bloodstream to be used by cells for cell processes

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24
Q

Func liver

A

Removes harmful chemicals from the bloodstream

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25
Q

Func gallbladder

A

Helps digestive system break down fats by storing bile

26
Q

Func pancreas

A

Creates pancreatic enzymes to break down food

27
Q

Func Ileocecal Valve

A

A sphincter between the small intestine and large intestine, allows food to pass through by opening/closing

28
Q

Func large intestine

A

Solidifies food and prepares it for excretion

29
Q

What is the substrate of salivary amylase

A

Carbohydrates/starches

30
Q

Where is salivary amylase secreted from?

A

The salivary glands

31
Q

Where is salivary amylase secreted to?

A

Esophagus

32
Q

What is the substrate for pepsin?

A

Proteins pep-polypeptide breaks it down into smaller amino acid chains

33
Q

Where is pepsin secreted from?

A

The stomach

34
Q

What is lipase a substrate of?

A

Lipids-lip

35
Q

Where is lipase secreted from?

A

Pancreas, mouth, stomach

36
Q

What is the substrate of peptidase?

A

Proteins

37
Q

Where is peptidase secreted from?

A

Stomach, small intestines, pancreas

38
Q

What is the substrate of pancreatic amylase?

A

Carbohydrates

39
Q

Where is pancreatic amylase secreted from?

A

Pancreas

40
Q

What is the substrate of maltase?

A

Carbohydrate-malotse

41
Q

What is the substrate of sucrase?

A

Carbohydrates-sucrose

42
Q

What is the substrate of lactase?

A

Carbohydrates

43
Q

What is the substrate of nuclease?

A

Nucleic acids

44
Q

Where is maltase secreted from?

A

Stomach, small intestine, pancreas

45
Q

Where is sucrase secreted from?

A

Small intestine

46
Q

Where is lactase secreted from?

A

Small intestine

47
Q

Where is nuclease secreted from?

A

Small intestine

48
Q

What are the four stages of food digestion/processing?

A

Ingestion, digestion, absorption, elimination

49
Q

What is peristalsis?

A

How food moves throughout the digestive system, squeezes food like toothpaste

50
Q

What is homeostasis?

A

A stable internal environment, like 98.6 deg

51
Q

What is mechanical digestion?

A

The physical aspects of digestion

52
Q

What is bolus?

A

Food and saliva

53
Q

What is a glycoprotein?

A

A molecule made of carbs and protein

54
Q

What is salivary amylase?

A

Occurs in mouth, where digestion begins breaking down food for energy

55
Q

Why is the stomach lined with mucus?

A

To protect it from acid

56
Q

What is pepsin?

A

An enzyme produced in the stomach that breaks down large proteins into smaller ones

57
Q

Where is the duodenum?

A

The small intestine

58
Q

Where does absorption occur?

A

The small intestine

59
Q

What is chyme?

A

Bolus and gastric juice

60
Q

How is the acidity of chyme neutralized?

A

A base comes from the pancreas :)

Schoo (7 decks)

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