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Zoo Final > Digestive System > Flashcards

Digestive System Flashcards

0
Q

What is the pH of the stomach?

A

2, acidic

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1
Q

What two structures move the food down into the stomach?

A

Pharynx and esophagus

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2
Q

What breaks down protein?

A

Pepsin

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3
Q

Why does the stomach have to be so acidic?

A

Pepsin only works in an acidic environment

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4
Q

What is the food in our stomach called?

A

Chyme

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5
Q

What causes the “squeeze-out” motion of our stomach?

What are these called?

A

Muscles that run at different angles

Longitudinal
Circular
Oblique

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6
Q

A very thick mucus is made from the top of the stomach.

What does it do?
What does it contain?

A

Protects stomach

Bicarbonate

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7
Q

What are the 2 salivary glands of the mouth? Where are they located?

A

Parotid gland - top

Submandibular - bottom

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8
Q

Name the organs of the digestive system in order from esophagus to rectum.

A 
Esophagus
Stomach
Duodenum
Jejunum
Ileum
Ileocecal valve
Cecum
Ascending colon
Right colic flexure
Transverse colon
Left colic flexure
Descending colon
Sigmoid colon
Rectum
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9
Q

Food passes through what to get from the stomach to the small intestine?

A

Pyloric valve

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10
Q

What 2 accessory organs dump into the small intestine? What do they dump?

A

Pancreas - pancreatic fluids

Gallbladder - bile

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11
Q

What do the pancreatic juices and bile do to the small intestine’s environment?

A

Changes it from acid to alkaline

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12
Q

The small intestine is divided into 3 parts:

A

Duodenum
Jejunum
Ileum

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13
Q

What separates the small intestine from the large intestine? (Technically the ileum from the cecum)

A

Ileocecal valve

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14
Q

What is attached to the cecum?

A

Vermiform appendix

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15
Q

The large intestine is subdivided into 4 parts:

A

Ascending
Transverse
Descending
Sigmoid

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16
Q

What does the large intestine terminate with? What does that terminate with?

A

Rectum

Anus

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17
Q

Name 3 functions of the large intestine.

A

Dehydrate digested material

Recover water, minerals, and vitamins formed by microbial flora

Compact material for elimination

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18
Q

Name the 4 accessory organs.

A

Liver
Pancreas
Gallbladder
Salivary glands

19
Q

What is bile and why is it added?

A

Bile is an emulsifier that breaks down fat. It is added so that lipase/amylase can work.

20
Q

Carbohydrates and protein are absorbed by what?

A

Villi

21
Q

Fat is absorbed by what?

A

Lacteals

22
Q

What aids the large intestine in breaking things down to get extra vitamins and minerals?

A

Bacteria

23
Q

What does the cystic duct come from and go to?

A

Comes from gallbladder, goes to common bile duct

24
Q

What does the hepatic duct come from and go to?

A

Comes from liver, goes to common bile duct

25
Q

Where does the common bile duct dump into?

A

Duodenum - 1st section of small intestine

26
Q

What is the folded mucus membrane of stomach called?

A

Rugae

27
Q

What is the part of a fold in the interior wall of the intestine called?

A

Plica

28
Q

Name #11

A

Duodenum

29
Q

Name #18

A

Right colic (hepatic) flexure

30
Q

Name #28

A

Oblique muscle layer of stomach

31
Q

Name #31

A

Pyloric Sphincter (muscle)

32
Q

Name #13

A

Jejunum

33
Q

Name #14

A

Ileum

34
Q

Name #15

A

Ileocecal valve

35
Q

Name #16

A

Cecum

36
Q

Name #24

A

Vermiform Appendix

37
Q

Name #25

A

Fundus of stomach

38
Q

Name #29

A

Tunica serosa

39
Q

Name #35

A

Plica

40
Q

Name #36 (red and blue)

A

Vascular network

41
Q

Name #37 (green)

A

Intestinal lymphatic drainage

42
Q

Name #38

A

Villi

43
Q

Name #39

A

Villus of small intestine

44
Q

Name #40, #41, #42

A

Lymphatic vessel

Arteriole

Venule

45
Q

Name #43

A

Capillary network

46
Q

Name #44

A

Goblet cells

Zoo Final (13 decks)

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