Movements of the Large Intestine Flashcards

1
Q

gastroenteritis and gastroileal reflexes move material into cecum

A

while you eat

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2
Q

movement from cecum to transverse colon is

A

very slow

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3
Q

very slow movement from cecum to transverse colon allows for

A

hours of water absorption

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4
Q

peristalic waves

A

move material along the length of the colon

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5
Q

segmentation movements also known as

A

haustral churning

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6
Q

segmentation movements

A

mix contents of adjacent haustra

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7
Q

movements from transverse colon through rest of large intestine results from

A

powerful peristaltic contractions

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8
Q

stimulus is

A

a distention of stomach and duodenum and is relayed over intestinal nerve plexus

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9
Q

distention of rectal wall triggers

A

defecation reflex

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10
Q

defecation reflex are

A

two positive feedback loops which are triggered by stretch receptors in the rectum

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