digestive system Flashcards

1
Q

The organs through which food passes are part of the…

A

gastrointestinal tract

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2
Q

the pancreas produces…

A

insulin

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3
Q

the liver produces….

A

bile

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4
Q

the ______ stores bile

A

gallbladder

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5
Q

the tongue forms partially digested food into a…

A

bolus

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6
Q

it takes _____ for food to pass through the esophagus

A

about 4 seconds

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7
Q

food stays in the large intestine for…..

A

3-6 days

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8
Q

list the organs of the gastrointestinal tract in the order in which food passes through them…

A
  1. mouth
  2. esophagus
  3. stomach
  4. small intestine
  5. large intestine
  6. rectum
  7. anus
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9
Q

list the functions of the digestive system…

A
  1. digestion- breakdown of food
  2. absorption- of nutrients and water
  3. elimination- of waste
  4. immune support- your microbiome and digestive acids help prevent infections
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10
Q

list all the accessory organs of the digestive system…

A
  1. teeth
  2. tongue- forms food into a bolus
  3. salivary glands- produce and secrete saliva
  4. liver- produces bile
  5. gallbladder- stores bile
  6. pancreas- produces insulin
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11
Q

what is the function of the gallbladder?

A

stores bile

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12
Q

how long does food stay in the stomach?

A

food stays in the stomach about 2 hours

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13
Q

list all the accessory organs found in the mouth…

A
  1. teeth
  2. tongue
  3. salivary glands
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14
Q

what is the covering of the trachea called?

A

epigiottis

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15
Q

what is the function of this covering?

A

it covers the trachea that closes when you swallow and prevents choking

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16
Q

what is found in the esophagus that helps push food forward?

A

peristalsis helps push food forward

17
Q

define peristalsis…

A

pushes food forward

18
Q

describe peristalsis in simple terms..

A

wave like contractions of gastrointestinal tract organs ( squeeze and push )

19
Q

difference between mechanical and chemical digestion….

A

mechanical is the digestion that can be seen, it’s the physical breakdown of large pieces of food. chemical is the digestion that cannot be seen.

20
Q

list the organs in which mechanical digestion takes place…

A

mouth and stomach

21
Q

list the organs in which chemical digestion takes place..

A

mouth and stomach

22
Q

list the organs in which peristalsis takes place…

A
  1. stomach
  2. small intestine
  3. large intestine
23
Q

what occurs in the large intestine?

A

absorption of water

24
Q

what is formed when food is mixed with digestive acids?

A

chyme

25
Q

what is the function of the rectum?

A

stores feces

26
Q

what occurs in the small intestine?

A

absorption of nutrients

27
Q

list the tree parts of the small intestine in order..

A
  1. duodenum
  2. jejunum
  3. ileum
28
Q

list the three parts of the large intestine..

A
  1. ascending colon
  2. transverse colon
  3. descending colon
29
Q

how does the digestive system aid in immunity?

A

bacteria in the digestive tract help prevent infections and digestive acids kill certain bacteria