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Anatomy Semester II > Digestion > Flashcards

Digestion Flashcards

1
Q

Mechanical Digestion

A

breaking down large food particles into smaller food particles

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2
Q

Chemical Digestion

A

chemical reactions that break down into usable molecules

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3
Q

Ingestion

A

introduction of food into the stomach

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4
Q

Mastication

A

chewing

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5
Q

Propulsion

A

movement/transportation of food throughout the body

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6
Q

Deglutition

A

swallowing

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7
Q

Peristalsis

A

moves material through digestive tract

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8
Q

Mixing

A

segmental contraction that occurs in small intestine

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9
Q

Secretion

A

lubricate, liquefy, digest

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10
Q

Digestion

A

mechanical (physical) & chemical (reactions)

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11
Q

Absorption

A

bringing usable molecules into the bloodstream

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12
Q

Elimination/Defaction

A

waste products removed from the body

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13
Q

Mucosa

A

innermost layer of tissue, mucus membrane

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14
Q

Submucosa

A

vascular, holds mucosa in place

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15
Q

Muscularis

A

thickest; smooth muscle to move food

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16
Q

Serosa

A

outermost layer continuous with the mesentery

17
Q

Uvula

A

prevents food from entering the nasal cavity when swallowing

18
Q

Teeth

A

aid in mastication; chewing

19
Q

Cardia

A

surrounds superior opening of stomach

20
Q

Fundus

A

above and to the left of the cardia

21
Q

Body

A

main portion of the stomach

22
Q

Cardiac Sphincter

A

regulates food/chyme in the stomach

23
Q

Pyloric Sphincter

A

regulates food/chyme into the small intestine

24
Q

Rugae

A

large folds in the stomach that help increase surface area

25
Q

Pancreas

A

secretes enzymes to aid digestion into small intestine

26
Q

Sodium Bicarbonate

A

makes chyme alkaline; neutralizes stomach acid

27
Q

Liver

A

largest GLAND of the body; produces bile

28
Q

Liver functions

A

produces bile; carbohydrate metabolism; lipid metabolism; protein metabolism; removal of drugs & hormones; stores vitamins; activates vitamin D

29
Q

Gall Bladder

A

stores bile; can live without

30
Q

What type of digestion occurs in the mouth, describe each

A

Oral cavity-> mechanical. Teeth, cheeks, tongue

Chemical-> salivary glands

31
Q

What is a bolus

A

Tongue shapes chewed food into a ball

32
Q

What are the 4 parts of the stomach

A

Body, cardia, furdas, pyloris

33
Q

What is chyme

A

Stomach acid and partially digested food

34
Q

What is bile

A

Secreted by liver, aid in emylsification (breaks down fats)

Anatomy Semester II (14 decks)

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