the digestive system) Flashcards

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1
Q

what is physical digestion

A

it is the process of food breaking down mechanically example teeth

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2
Q

what is chemical digestion

A

it is the process of the body breaking down complex moleculeus like carbs, lipids,proteins into smaller peices that your body can use

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3
Q

what does amylase do

A

it chemically digests carbs

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4
Q

what is the bolus

A

it is a ball of food that is formed inside the mouth

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5
Q

explain the role of the esophagus

A

it is a tube that goes down from the pharynx (throat) to the stomach and it transports the food

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6
Q

explain whats rugae

A

it is a muscular wrinckel of fold and it helps increase the surface area within the stomach and helps mix and grind food

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7
Q

hydrocloric acids job include what?

A

to break down and kill batreia

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8
Q

small intestines job

A

its job is to chemically digest chyme and absorbe nutriants and water

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9
Q

chyme definition

A

it is partly digested food that is transported from stomach to small intestine

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10
Q

what is the villi

A

it lines the small intestine and increases its surface area and absorbes the nutriants each villi has micro villi coneccted

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11
Q

what is the role of the large intestine

A

its role is to absorbe water from the chyme

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12
Q

the apendix surves what purpose

A

it is a safe space for all good nutriants to help digest

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13
Q

what is the order of the 6 main systems

A

mouth
esophagus
stomach
small intestine
large intestine
rectum

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14
Q

what is the enzyme found in the mouth

A

amylase is found in the slavia to break down things like starch/carbs

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15
Q

what is the enzyme pepsins purpose

A

pepsin breaks down proteins into amino acids ( occurs in stomach) by secreted gastic juice

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16
Q

what is the Salivary glands purpose

A

it contains enzyme known as salivary amylase which breaks down starch/carbs into disaccharides

17
Q

what does the pancreas do

A
  • it dilivers fluid which has multiple enzymes to small intestine (Trypsin, Pancreatic amylase, Lipase)
  • and it also secretes bicarbonate ions in order to raise the pH before goes into small intestine
18
Q

what does the lipase pancrease enzyme do

A

it digests lipids into fatty acids

19
Q

what does Pancreatic amylase (amylase) pancrease enzyme do

A

it digests starch into disaccharides

20
Q

what does Trypsin & chymotrypsin
pancrease enzyme do

A

digest proteins into amino acids (in the pancrease)

21
Q

what does the liver do

A

secrete bile salts which help in the role in the digestion of fats.

22
Q

what do bile salts do and take place

A

in liver help the lipases(ones from pancreas) break down fats in the small intestine by emulsifying lipids

23
Q

role of the gall bladder

A

After bile is produced in the liver the gall bladder is used for storage in and takes in bile salts as needed into the small intestine.

24
Q

what are all 4 accessetory organs

A

salivary glands, liver, gall bladder, pancreas

25
Q

what does the wall of the douden do

A

it absorbes food

26
Q

what does bile do

A

it helps break down fats into fatty acids

27
Q

where does bile take place

A

it takes place as fluid secreated by the liver in small intestine