GIT George: intro Flashcards

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1
Q

name the 2 controls of the GIT

A

Neoronal and Hormonal controls

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2
Q

Neurons secretes…

A

Noradrenaline, Acetylcholine, 5HT, Purines, Nitric oxide, variety of peptides.

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3
Q

Hormones: paracrine and endocrine secretes…

A

Paracrine: gastrin and other peptides
Endocrine: histamine and a variety of regulatory peptides

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4
Q

4 main functions of GIT

A

Gastric secretions, formation and excretion of bile, vomit, bowel movement and faeces excretion

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5
Q

Gastric secretions of:

Peptic, chief cells

A

pepsinogens

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6
Q

Gastric secretions of:

parietal or oxyntic cells

A

hydrochloric acid

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7
Q

Gastric secretions of:

mucus secretion cells

A

mucus and bicarbonate

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8
Q

3 stimuli of parietal cells

A

gastrin (hormone)
acetylcholine (neurotransmitter)
histamine (local hormone/neurotransmitter)

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