Place the following steps of crossbrige formation in the correct order: 1. AP reaches T-tubules 2. Tropomyosin moves to reveal active sites 3. Ca+2 is released from the SR 4. Crossbridge forms 5. Ca+2 binds to troponin A 1, 3, 4, 5, 2 В 2, 3, 5, 1, 4 C 1, 3, 5, 2, 4 D 5, 3, 2, 1,4

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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+2
Click on the region of the graph in which Ca
is being released from the sarcoplasmic
reticulum.
Latent
period
Relaxation phase
Contraction
phase
Time (msec)
Stimulus
Tension (force of contraction) )
Transcribed Image Text:+2 Click on the region of the graph in which Ca is being released from the sarcoplasmic reticulum. Latent period Relaxation phase Contraction phase Time (msec) Stimulus Tension (force of contraction) )
Place the following steps of crossbrige formation in the correct order:
1. AP reaches T-tubules
2. Tropomyosin moves to reveal active sites
3. Ca+2 is released from the SR
4. Crossbridge forms
5. Ca+2 binds to troponin
A
1, 3, 4, 5, 2
2, 3, 5, 1, 4
C
1, 3, 5, 2, 4
D
5, 3, 2, 1, 4
Transcribed Image Text:Place the following steps of crossbrige formation in the correct order: 1. AP reaches T-tubules 2. Tropomyosin moves to reveal active sites 3. Ca+2 is released from the SR 4. Crossbridge forms 5. Ca+2 binds to troponin A 1, 3, 4, 5, 2 2, 3, 5, 1, 4 C 1, 3, 5, 2, 4 D 5, 3, 2, 1, 4
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