/hich statement about muscle contractions is INCORRECT ? Once maximum muscle tension is achieved, no ATP is required to maintain that level of tension. O A single action potential at the neuromuscular junction is sufficient to cause a muscle to twitch. O An action potential in the muscle cell activates contraction by releasing [Ca2+] within the muscle cell. O Summation of twitches leads to a graded increase in the tension that can be generated by a single muscle fiber.
/hich statement about muscle contractions is INCORRECT ? Once maximum muscle tension is achieved, no ATP is required to maintain that level of tension. O A single action potential at the neuromuscular junction is sufficient to cause a muscle to twitch. O An action potential in the muscle cell activates contraction by releasing [Ca2+] within the muscle cell. O Summation of twitches leads to a graded increase in the tension that can be generated by a single muscle fiber.
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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Which is the correct answer?
![Which statement about muscle contractions is INCORRECT?
Once maximum muscle tension is achieved, no ATP is required to maintain that level of
tension.
A single action potential at the neuromuscular junction is sufficient to cause a muscle
to twitch.
O An action potential in the muscle cell activates contraction by releasing [Ca2+] within
the muscle cell.
Summation of twitches leads to a graded increase in the tension that can be generated
by a single muscle fiber.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F19791694-e59d-4c6c-b5ac-b3de09ff8fca%2F03dd1fa3-d8c1-43a3-96fc-3ef83cb93e91%2F155361_processed.png&w=3840&q=75)
Transcribed Image Text:Which statement about muscle contractions is INCORRECT?
Once maximum muscle tension is achieved, no ATP is required to maintain that level of
tension.
A single action potential at the neuromuscular junction is sufficient to cause a muscle
to twitch.
O An action potential in the muscle cell activates contraction by releasing [Ca2+] within
the muscle cell.
Summation of twitches leads to a graded increase in the tension that can be generated
by a single muscle fiber.
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