HES 207 - Unit 4: Upper Extremity Exam
Questions and Answers with Verified
Solutions | Latest Updated 2026
What bones make up the shoulder Clavicle, scapula, and humerus
girdle?
What are the primary movements Elevation/depression, protraction
of (abduction),
the shoulder girdle? retraction (adduction), upward/downward
rotation
What is scapulohumeral rhythm? The simultaneous movement of the
shoulder girdle
and upper arm, allowing the shoulder joint
to be in
the most favorable position for movement.
What is the contribution of 1/3 from scapular rotation and 2/3 from
scapulohumeral rhythm during shoulder
shoulder joint abduction? joint movement.
Which muscles are involved in the Pectoralis minor, serratus anterior, and
anterior movement of the shoulder subclavius.
girdle?
What is the action of the pectoralis Depression and protraction of the scapula;
minor muscle? it also
assists in lifting the ribs.
, What is the origin and insertion of Origin: lateral ribs; Insertion: scapula.
the serratus anterior muscle?
What is the main function of the Mainly stabilization of the clavicle.
subclavius muscle?
Which muscles are involved in the Levator scapulae, rhomboids, and
posterior movement of the trapezius.
shoulder
girdle?
What joints are included in the Sternoclavicular joint, acromioclavicular
shoulder region? joint, and
glenohumeral joint.
What allows for a wide range of The structure and articulation of the
motion in the shoulder region? shoulder
joints.
Posterior SG O: cervical vertebrae; I: superior angle of
the
scapula; A: elevation
Rhomboids O: thoracic vertebrae; I: medial border of
scapula;
A: retraction, elevation
Questions and Answers with Verified
Solutions | Latest Updated 2026
What bones make up the shoulder Clavicle, scapula, and humerus
girdle?
What are the primary movements Elevation/depression, protraction
of (abduction),
the shoulder girdle? retraction (adduction), upward/downward
rotation
What is scapulohumeral rhythm? The simultaneous movement of the
shoulder girdle
and upper arm, allowing the shoulder joint
to be in
the most favorable position for movement.
What is the contribution of 1/3 from scapular rotation and 2/3 from
scapulohumeral rhythm during shoulder
shoulder joint abduction? joint movement.
Which muscles are involved in the Pectoralis minor, serratus anterior, and
anterior movement of the shoulder subclavius.
girdle?
What is the action of the pectoralis Depression and protraction of the scapula;
minor muscle? it also
assists in lifting the ribs.
, What is the origin and insertion of Origin: lateral ribs; Insertion: scapula.
the serratus anterior muscle?
What is the main function of the Mainly stabilization of the clavicle.
subclavius muscle?
Which muscles are involved in the Levator scapulae, rhomboids, and
posterior movement of the trapezius.
shoulder
girdle?
What joints are included in the Sternoclavicular joint, acromioclavicular
shoulder region? joint, and
glenohumeral joint.
What allows for a wide range of The structure and articulation of the
motion in the shoulder region? shoulder
joints.
Posterior SG O: cervical vertebrae; I: superior angle of
the
scapula; A: elevation
Rhomboids O: thoracic vertebrae; I: medial border of
scapula;
A: retraction, elevation
