Types of smooth muscle - ACCURATE ANSWERS vasculature
bladder
reproductive tracts
GI tract
respiratory tract
skin
eye
Types of Muscarinic receptors - ACCURATE ANSWERS M1, M2, M3
QIQ
Location and function of M1 - ACCURATE ANSWERS multiple functions in Nerve endings
Location and func...
Types of smooth muscle - ACCURATE ANSWERS✔✔ vasculature
bladder
reproductive tracts
GI tract
respiratory tract
skin
eye
Types of Muscarinic receptors - ACCURATE ANSWERS✔✔ M1, M2,
M3
QIQ
Location and function of M1 - ACCURATE ANSWERS✔✔ multiple
functions in Nerve endings
Location and function of M2 - ACCURATE ANSWERS✔✔ decelerates
the heart rate
Location and function of M3 - ACCURATE ANSWERS✔✔ contracts
smooth muscle including bladder wall and bronchi
,relaxes sphincters (increases GI motility)
increases secretions in glands
vasodilates
contracts the circular and ciliary muscle for near vision accommodation
Location and function of alpha1 - ACCURATE ANSWERS✔✔
constricts smooth muscle and sphincters
Location and function of alpha2 - ACCURATE ANSWERS✔✔
decreases transmitter release at nerve endings
Location and function of beta1 - ACCURATE ANSWERS✔✔ increases
heart rate and contractibility in cardiac muscle
Increases renin secretion in kidney
Location and function of beta2 - ACCURATE ANSWERS✔✔ relaxes
smooth muscle including bronchi and bladder wall,
increases glucose availability in liver and skeletal muscle
Location and function of beta3 - ACCURATE ANSWERS✔✔ increases
lipolysis in adipose
Tone at rest - ACCURATE ANSWERS✔✔ most organs are controlled
by PNS but cardiac ventricle and vascular smooth muscle are controlled
by SNS
, Different effects on receptors for epinephrine and norepinephrine -
ACCURATE ANSWERS✔✔ Epinephrine can act on B2 receptors along
with alpha and beta1
But norepinephrine cannot act on B2
Direct Acting Muscarinic Agonists effect - ACCURATE ANSWERS✔✔
Induce PNS like control (SLUD-BBAM)
Direct Acting Muscarinic Agonists - ACCURATE ANSWERS✔✔
Bethanechol- ileus and urinary rentention
Methacholine- challenge test for asthma
Pilocarpine- dry mouth, glaucoma, sjogren's syndrome
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