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A&P 2 lab > lab 7 part 2 > Flashcards

lab 7 part 2 Flashcards

1
Q

liver

-functions

A
  • bile production
  • metabolic regulation
  • blood processing
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2
Q

liver

-located where

A

in the upper right quadrant or the right hypochondriac and epigastric regions

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3
Q

falciform ligament

A

divides the liver into the right and left

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4
Q

2 smaller lobes

A

quadrate and the caudate

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5
Q

lobes of the liver

  • number
  • definition
A

4

-composed of functional units called lobules

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6
Q

lobules

  • shape
  • how are they separated from each other
  • at each point it contains
  • consists of
A
  • hexagonal
  • by a thin septum
  • hepatic triad or portal area
  • hepatocytes
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7
Q

hepatic triad or portal area contains

A

-branches of the hepatic artery, hepatic portal vein and bile duct

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8
Q

hepatocytes

A

radiate outward from a central vein

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9
Q

sinusoids

A

channels for blood flow in liver that separate hepatocytes

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10
Q

blood flow in liver lobule

A

blood flows from the branches of the hepatic portal vein and the hepatic artery in the hepatic triad enters sinusoids

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11
Q

kupffer cells

  • type of cells
  • function
A
  • phagocytic cells

- line sinusoids and remove debris and foreign material as the blood passes by

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12
Q

bile

  • produced by
  • secreted into
A
  • hepatocytes

- narrow channels called bile canaliculi

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13
Q

right and left hepatic ducts form

A

common hepatic duct

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14
Q

how is common bile duct formed

A

common hepatic duct and cystic duct

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15
Q

how is pancreatic ampulla formed

A

by common bile duct and pancreatic duct

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16
Q

bile will enter duodenum though

A

the pancreatic ampulla

17
Q

hepatopancreatic sphincter

A

controls bile released into the duodenum

18
Q

does blood flow into or out of liver lobule

A

in and bile out

19
Q

flow of bile

A

right and left hepatic duct -> common hepatic duct -> cystic duct -> gallbladder -> common bile duct -> ampulla -> duodenum

20
Q

gallbladder

-function

A

store and concentrate bile

21
Q

small intestine

-3 subdivisions

A
  1. duodenum
  2. jejunum
  3. ileum
22
Q

ileum

A

connects to the large intestine at the ileocecal valve

23
Q

plicae circulares

A

permanent folds of mucous

24
Q

lamina propria

  • location
  • contains
A
  • inside each villus

- contains a blood capillary and lymphatic vessel called a lacteal to absorbed digested nutrients

25
Q

intestinal glands

  • aka
  • function
  • location
A
  • crypts of Lieberkuhn

- produce new epithelial cells and brush border enzymes

26
Q

brush border enzymes

A

assist in the final stages of chemical digestion

27
Q

submucosal glands

  • aka
  • location
  • function
A
  • Brunner’s glands
  • in submucosa of duodenum
  • secrete an alkaline mucous to protect the mucosa from the acidic chyme of the stomach
28
Q

lymphoids nodules of the sm intestine

  • location
  • function
A
  • ileum

- protect the mall intestine from bacteria inhabiting the nearby large intestine

29
Q

large intestine

  • length
  • 3 functions
  • 3 subdivisions
A
  • 5ft
    1. absorbs water and several vitamins produced by bacteria of the colon
      1. forms and stores feces
      2. eliminates feces from body
  • cecum, colon and rectum
30
Q

ileocecal sphincter

A

guards entrance to LI

31
Q

cecum

  • definition
  • what attaches to it
A

blind pouch that hangs below the ileocecal valve

-vermiform appendix

32
Q

colon

-4 sections

A
  1. ascending
  2. transverse
  3. descending
  4. sigmoid
33
Q

colon contains

A

haustra

34
Q

haustra

  • definition
  • function
  • how are pouches created
A
  • series of pouches
  • permit the colon to distend
  • the contraction of the longitudinal muscles called the taeniae coli
35
Q

rugae

  • definition
  • function
A
  • ridges in stomach mucosa

- helps stomach stretch

36
Q

spleen

A

filters blood and removes damaged RBC

A&P 2 lab (11 decks)

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