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Based on EMG studies of pitching (throwing), which of the following key muscle actions have been identified using EMG? More than one statement may be correct. A. Muscles of the rotator cuff are highly active throughout the entire pitching motion. B. The subscapularis is highly active during the late cocking phase of throwing, when the shoulder is maximally rotated externally. C. Maximal rotator cuff activity occurs during the follow-through phase of throwing. D. Maximal rotator cuff activity occurs during the acceleration phase of throwing.

Based on EMG studies of pitching (throwing), which of the following key muscle actions have been identified using EMG? More than one statement may be correct. A. Muscles of the rotator cuff are highly active throughout the entire pitching motion. B. The subscapularis is highly active during the late cocking phase of throwing, when the shoulder is maximally rotated externally. C. Maximal rotator cuff activity occurs during the follow-through phase of throwing. D. Maximal rotator cuff activity occurs during the acceleration phase of throwing.

Human Anatomy & Physiology (11th Edition)
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
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Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Based on EMG studies of pitching (throwing), which of the following key muscle actions have been identified using EMG? More than one statement may be correct. A. Muscles of the rotator cuff are highly active throughout the entire pitching motion. B. The subscapularis is highly active during the late cocking phase of throwing, when the shoulder is maximally rotated externally. C. Maximal rotator cuff activity occurs during the follow-through phase of throwing. D. Maximal rotator cuff activity occurs during the acceleration phase of throwing.
Transcribed Image Text:Based on EMG studies of pitching (throwing), which of the following key muscle actions have been identified using EMG? More than one statement may be correct. A. Muscles of the rotator cuff are highly active throughout the entire pitching motion. B. The subscapularis is highly active during the late cocking phase of throwing, when the shoulder is maximally rotated externally. C. Maximal rotator cuff activity occurs during the follow-through phase of throwing. D. Maximal rotator cuff activity occurs during the acceleration phase of throwing.
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