Given these events:(1) The sarcoplasmic reticulum releases Ca2+.(2) The sarcoplasmic reticulum takes up Ca2+.(3) Calcium ions diffuse into the sarcoplasm.(4) An action potential moves down the T tubule.(5) The sarcomere shortens.(6) The muscle relaxes.Choose the arrangement that lists the events in the order they occurfollowing a single stimulation of a skeletal muscle fiber.a. 1,3,4,5,2,6 c. 4,1,3,5,2,6 e. 5,1,4,3,2,6b. 2,3,5,4,6,1 d. 4,2,3,5,1,6

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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Given these events:
(1) The sarcoplasmic reticulum releases Ca2+
.
(2) The sarcoplasmic reticulum takes up Ca2+
.
(3) Calcium ions diffuse into the sarcoplasm.
(4) An action potential moves down the T tubule.
(5) The sarcomere shortens.
(6) The muscle relaxes.
Choose the arrangement that lists the events in the order they occur
following a single stimulation of a skeletal muscle fiber.
a. 1,3,4,5,2,6 c. 4,1,3,5,2,6 e. 5,1,4,3,2,6
b. 2,3,5,4,6,1 d. 4,2,3,5,1,6

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