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Digestion system Flashcards

(19 cards)

1
Q

Mouth

A

mechanical and chemical digestion begin here

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2
Q

Esophagus

A

muscular tube connecting mouth to the stomach

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3
Q

Stomach

A

muscular sac containing acid and enzymes that down food to smaller molecules

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4
Q

Small intestine

A

long tube where absorption of nutrients occurs through villi

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5
Q

Villi

A

finger-like projections of small intestine lining; absorb nutrients into blood

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6
Q

Large intestine

A

Extract water from what is left. Bacteria break down complex carbohydrates from our food also.

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7
Q

Anus

A

A muscular opening at the end of the digestive system where waste material is eliminated from the body

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8
Q

liver

A

produces bile to smooth out fats

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9
Q

Gall bladder

A

stores bile

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10
Q

Pancreas

A

secrete enzymes to complete the digestion

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11
Q

Peristalsis

A

Waves of muscle contractions which keep moving the food down

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12
Q

Villi

A

Microscopic projections of the wall of the small intestine. They increase the surface area of the gut, making it easier to absorb nutrients.

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13
Q

Pancreas

A

The pancreas is another accessory organ. It produces pancreatic juices that will begin the digestion of fat.

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14
Q

Bile

A

Bile is stored in the gall bladder. Bile helps to digest fat .

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15
Q

Appendix

A

It stores good bacteria

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16
Q

Salivary amylase

A

Enzyme produced by the salivary glands that beings starch digestion in the mouth

17
Q

Starch

A

The digestion of starch begins in the mouth by an enzyme called salivary amylase

18
Q

Hydrochloric acid

A

Hydrochloric acid provides an acidic environment in out stomach that allows the enzyme pepsin to begin the digestion of proteins. Hydrochloric acid helps to kill harmful bacteria