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Questions and Answers
__ ,__&__are 3 types of neropeptides.
__ ,__&__are 3 types of neropeptides.
Substance P , vasoactive intestinal polypeptide (VIP) and Neurokinin A.
Match the mediators with their functions.
Match the mediators with their functions.
Histamine = Vasodilation, increased vascular permeability, itching and pain. Neuropeptides = Increased vascular permeability, transmission of pain stimuli and mast cell degranulation. PG D2 and PGE2 = Increased vascular permeability, vasodilation, bronchodilation. Prostacycline = VD, bronchodilation, inhibit platelet aggregation.
Match with their actions.
Match with their actions.
Theomboxane A2 = Platelet aggregation, vasoconstriction, bronchoconstriction. PGF2 -alpha = Uterine and bronchial smooth muscle contraction, vasoconstriction. LT B4 = Chemotactic for leukocytes LT C4, D4 ,E4 = Increased vascular permeability, vasoconstriction and bronchoconstriction.
Enzyme involved in formation of arachidonic acid from phospholipid membrane is ....
Enzyme involved in formation of arachidonic acid from phospholipid membrane is ....
COX pathway gives which 2 intermediates ?
COX pathway gives which 2 intermediates ?
1st product of lipoxygenase pathway.
1st product of lipoxygenase pathway.
Match.
Match.
