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Physiology and pharmacology > circulatory system > Flashcards

circulatory system Flashcards

1
Q

roles

A

main- distribute gases

secondary - hormone signals, dissipate heat, immune

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2
Q

capillaries in parallel example?

A

spleen and intestines

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3
Q

capillaries in series

A

kidney

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4
Q

blood vessel layers?

A

intima - endothelial on a basement membrane
tunica media - smooth muscle elastin
Aventicia - collagen elastin nerves

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5
Q

vaso vasorum

A

blood supply to vessels

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6
Q

precapillary sphincter

A

monitor flow, controlled by pH and conc of oxygen and carbon dioxide

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7
Q

vasoconstriction

A

noradrenaline acts on alpha 1 receptor, aa Gq GPCR, causes increase in calcium

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8
Q

3 types of capillary

A

continous, fenstrated, sinusoidal

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Physiology and pharmacology (12 decks)

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