G Proteins and Smooth Muscle Ca* L-type Ca** channel • The overall effect of Beta 2 agonism in the bronchioles is relaxation due to the Muscarinic 3 SR Ca** (Gq-R Beta 2 activation of cAMP and inhibition of MLCK IP3 Ca* (Gs-R) CM Са"-см CAMP Gi-R MLC ATP MLCK MLCP Relaxation Contraction Rho- kinase CGMP Gq-R NO

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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PLEASE EXPLAIN PATHWAYS IN LAYMAN'S TERMS. 

G Proteins and Smooth Muscle
Са
L-type Ca**
channel
• The overall effect of Beta 2
agonism in the bronchioles is
relaxation due to the
++
Muscarinic 3
SR
Ca++
(Gq-R)
Beta 2
IP3
activation of CAMP and
Ca*
(Gs-R)
CM
inhibition of MLCK
Са"-см
CAMP
Gi-R
MLC
АТР
MLCK
MLCP
Relaxation
Contraction
CGMP
Rho-
+
(Gq-R
kinase
NO
Transcribed Image Text:G Proteins and Smooth Muscle Са L-type Ca** channel • The overall effect of Beta 2 agonism in the bronchioles is relaxation due to the ++ Muscarinic 3 SR Ca++ (Gq-R) Beta 2 IP3 activation of CAMP and Ca* (Gs-R) CM inhibition of MLCK Са"-см CAMP Gi-R MLC АТР MLCK MLCP Relaxation Contraction CGMP Rho- + (Gq-R kinase NO
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