OTH1014 quiz 4 study guide

superior medial aspect

.most inferior point

.where vertebral and axillary borders meet

medial border between superior and inferior angles

lateral border between glenoid fossa and inferior angle

projection on the posterior surface from vertebral border to acromion process

hook shaped projection on the anterior-superior surface

lateral broad, flat end of the spine of the scapula

slightly concave surface at superior end of the axillary border

medial end that articulates with the sternum

lateral end that articulates with acromion process of the scap

area between sternum and acromial ends

superior portion of the sternum

longest portion in the middle of the sternum

inferior portion of the sternum and smallest portion (triangular)

convex proximal end that faces medially and slightly posteriorly

circumferential groove between the head and the tubercle

larger projection lateral to the head and lesser tubercle

smaller projection on anterior surface medial to greater tubercle

slightly constricted area just below the tubercles between the tubercles and the shaft

serratus anterior

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O

Anterior surface of distal half of humerus

I

Ulnar tuberosity and coronoid process of ulna

A

Elbow flexion

N

Musculocutaneous nerve (C5, C6)

O

Long head: supraglenoid tubercle of scapula

Short head: coracoid process of scapula

I

Radial tuberosity of radius

A

Shoulder flexion, elbow flexion, forearm supination

N

Musculocutaneous nerve (C5, C6)

O

Lateral supracondylar ridge on the humerus

I

Distal lateral aspect of the radius proximal to the styloid process of the radius

A

Elbow flexion, forearm supination and pronation

N

Radial nerve (C5, C6)

O

Long head: infraglenoid tubercle of scapula

Lateral head: inferior to greater tubercle on posterior humerus

Medial head: posterior surface of humerus

I

Olecranon process of ulna

A

Shoulder extension. Elbow extension.

N

Radial nerve (C6, C7, C8)

O

Lateral epicondyle of humerus

I

Lateral and inferior to triceps on the olecranon process

Some fibers on annular ligament

A

 Elbow extension

May retract joint capsule from impingement during elbow extension

N

Radial nerve (C6, C7, C8)

O

Medial epicondyle of humerus and coronoid process of ulna

I

Lateral aspect of radius at its midpoint

A

Forearm pronation, elbow flexion

N

Median nerve (C6, C7)

O

Lateral epicondyle of humerus and adjacent ulna

I

Anterior surface of the proximal radius

A

Forearm supination, elbow flexion

N

Radial nerve (C6)

O

Anterior distal one-fourth of ulna

I

Anterior distal one-fourth of radius

A

Forearm pronation

Stabilizes distal radioulnar joint

N

Median nerve (C8, T1)

scapula moves superiorly

scapula moves inferiorly

scapula moves away from the vertebral column

scapula moves toward the vertebral column

Upward rotation

rotation of the inferior angle medially and inferiorly

rotation of the inferior angle posteriorly

movement of the medial border posteriorly

O

External occipital protuberance, superior nuchal line, spinous processes of cervical vertebrae via nuchal ligament

I

Lateral third of clavicle, acromion process

A

Scapular elevation, upward rotation, retraction

Capital and cervical extension and lateral flexion when scapula is stabilized

N

Spinal accessory (cranial nerve XI), C3 and C4 sensory component

O

Spinous processes of C7 through T3 via supraspinal ligament

I

Medial aspect of acromion and spine of scapula

A

Scapular retraction, upward rotation

N

Spinal accessory (cranial nerve XI), C3 and C4 sensory component

O

Spinous processes of T4 through T12 via supraspinal ligament

I

Base of spine of the scapula

A

Scapular depression, upward rotation, retraction

N

Spinal accessory (cranial nerve XI), C3 and C4 sensory component

O

Transverse processes C1 through C4

I

Vertebral border of scapula between superior angle and spine of scapula

A

Scapular elevation, downward rotation

Lateral flexion of cervical spine when scapula is stabilized

N

Third and fourth cervical nerves and dorsal scapular nerve (C5)

O

Spinous processes of C7 through T5 via nuchal and supraspinal ligaments

I

Vertebral border of scapula between inferior angle and base of spine of scapula

A

Scapular retraction, elevation, and downward rotation

N

Dorsal scapular nerve (C5)

O

Lateral surface of first (1^st) through eighth (8^th) ribs

I

Vertebral border of the scapula, anterior surface

A

Scapular protraction and upward rotation

Elevation of thoracic cage when shoulder girdle is stabilized

Accessory muscle of respiration (inhalation)

N

Long thoracic nerve (C5, C6, C7)

O

Anterior surface, third (3^rd) through fifth (5^th) ribs

I

Coracoid process of scapula

A

Scapular depression, protraction, downward rotation, tilt

Elevation of thoracic cage when shoulder girdle is stabilized

Accessory muscle of respiration (inhalation)

N

Medial pectoral nerve (C8, T1)

O

Anterior surface, third (3^rd) through fifth (5^th) ribs

I

Coracoid process of scapula

A

Scapular depression, protraction, downward rotation, tilt

Elevation of thoracic cage when shoulder girdle is stabilized

Accessory muscle of respiration (inhalation)

N

Medial pectoral nerve (C8, T1)

O

Acromion process

I

Deltoid tuberosity

A

Shoulder abduction

Depression of the shoulder girdle when humerus is stabilized

N

Axillary nerve (C5, C6)

O

Spine of scapula

I

Deltoid tuberosity

A

Shoulder abduction, extension, lateral rotation, horizontal abduction

Depression of the shoulder girdle when humerus is stabilized

N

Axillary nerve (C5, C6)

O

Coracoid process of the scapula

I

Medial surface of the humerus near the midpoint

A

Shoulder flexion, adduction. Stabilizes shoulder.

N

Musculocutaneous nerve (C5, C6, C7)