a.
To determine: The two trunk motions that are occurring (flexion, extension, right rotation, left rotation, right lateralbending, or left lateral bending) in the given position.
Introduction: Lying horizontally with the torso and face facing upward is known as the supine position. It is opposite to the prone position, which depicts the position of face down. Lying in supine position helps in procedures of surgery as it permits access to the pericardial, peritoneal, and thoracic regions, as well the neck, head, and the extremities.
b.
To determine: The type of contraction (isometric, concentric, oreccentric) which is occurring in the given position.
c.
To determine: The muscle that causes these trunk motions.
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Laboratory Manual for Clinical Kinesiology and Anatomy
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