•What is the role of tropomyosin in muscle contraction?

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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•What is the role of tropomyosin in muscle
contraction?
OPTIONS-
• to prevent myosin from continuing to slide up
the actin filament
•to release calcium from the sarcoplasmic
reticulum
•to release troponin from tropomyosin, allowing
myosin to bind to actin filament
• to aid in myosin 'cocking' on the actin filament.
Transcribed Image Text:•What is the role of tropomyosin in muscle contraction? OPTIONS- • to prevent myosin from continuing to slide up the actin filament •to release calcium from the sarcoplasmic reticulum •to release troponin from tropomyosin, allowing myosin to bind to actin filament • to aid in myosin 'cocking' on the actin filament.
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