Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

PT 504 Anatomy Lab > Posterior Shoulder > Flashcards

Posterior Shoulder Flashcards

(56 cards)

Start Studying
1
Q

serratus anterior origin

A

External surfaces of lateral parts of 1st-8th ribs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

serratus anterior insertion

A

Anterior surface of medial border of scapula

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

serratus anterior innervation

A

Long Thoracic nerve (C6,C7 fibers)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

serratus anterior action

A

Protracts scapula and holds it against thoracic wall; rotates scapula

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

supraspinatus origin

A

supraspinatus fossa

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

supraspinatus insertion

A

Greater tubercle of humerus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

supraspinatus innervation

A

Suprascapular nerve (C5,C6)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

supraspinatus action

A

Assists deltoid in abducting the arm; Acts with rotator cuff muscles

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

infraspinatus origin

A

Infraspinatus fossa of scapula

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

infraspinatus insertion

A

Middle facet of greater tubercle of humerus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

infraspinatus innervation

A

Suprascapular nerve (C5,C6)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

infraspinatus action

A

Laterally rotates arm; acts with rotator cuff muscles

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

teres minor origin

A

Middle part of lateral border of scapula

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

teres minor insertion

A

Inferior facet of greater tubercle of humerus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

teres minor innervation

A

Axillary nerve (C5, C6)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

teres minor action

A

Laterally rotates arms; and acts with rotator cuff muscles

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

teres major origin

A

Posterior surface of inferior angle of scapula

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

teres major insertion

A

Medial lip of intertubercular sulcus of humerus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

teres major innervation

A

Lower subscapular nerve (C5,C6)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

teres major action

A

Adducts and medially rotates arm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

subscapularis origin

A

Subscapular fossa

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

subscapularis insertion

A

Lesser tubercle of humerus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

subscapularis innervation

Study These Flashcards
A

Upper and Lower subscapular nerves (C5,C6,C7)

24
Q

subscapularis action

Study These Flashcards
A

Medially rotates arm; holds head of humerus in glenoid cavity

25
lattisimus dorsi origin
Spinous processes of inferior 6 thoracic vertebrae, thoracolumbar fascia, iliac crest, inferior 3 or 4 ribs
26
lattisimus dorsi insertion
Floor of intertubercular sulcus of humerus
27
lattisimus dorsi innervation
Thoracodorsal nerve (C6.C7.C8)
28
lattisimus dorsi action
Extends, adducts, and medially rotates humerus; raises body towards arms during climbing
29
rhomboid major origin
Spinous processes of T2-T5
30
rhomboid major insertion
Medial border of scapula from level of spine to inferior angle
31
rhomboid major innervation
Dorsal scapular nerve (C4,C5)
32
rhomboid major action
Retracts scapula and rotate it to depress glenoid cavity; fix scapula to thoracic wall
33
rhomboid minor origin
Nuchal ligament; spinous processes of C7 and T1
34
rhomboid minor insertion
Smooth triangular area at medial end of scapular spine
35
rhomboid minor innervation
Dorsal scapular nerve (C4,C5)
36
rhomboid minor action
Retract scapula and rotate it to depress glenoid cavity; fix scapula to thoracic wall
37
levator scapulae origin
Posterior tubercles of transverse processes of C1-C4
38
levator scapulae insertion
Medial Border of scapula superior to root of scapular spine
39
levator scapulae innervation
Dorsal Scapular nerve (C5) and Cervical nerves C3 and C4
40
levator scapulae action
Elevates scapula and tilts glenoid cavity inferiorly by rotating scapula
41
trapezius origin
Medial third of superior nuchal line; nuchal ligament; spinous processes C7-T12
42
trapezius insertion
Lateral third of clavicle; acromion and spine of scapula
43
trapezius innervation
Spinal Accessory nerve (XI) motor and C3,C4 spinal nerves pain and proprioception
44
trapezius action
Descending part elevates; ascending part depresses; middle (or all) retracts scapula' descending and ascending parts act together to rotate glenoid cavity superiorly
45
omohyoid origin
Superior bordee of the Scapula
46
omohyoid insertion
Hyoid Bone
47
omohyoid innervation
Ansa cervicalis from cervical plexus (C1-C3)
48
omohyoid action
Fixes or depresses hyoid bone
49
deltoid middle head origin
Acromion
50
deltoid posterior head origin
Scapular spine
51
deltoid anterior head origin
Lateral third of clavicle
52
Deltoid insertion
Deltoid tuberosity on lateral side of the humerus
53
Deltoid innervation
Axillary Nerve (C5,C6)
54
deltoid anterior head action
Flexion and internal rotation of humerus
55
deltoid middle head action
Abduction of humerus
56
deltoid posterior head action
Extension and lateral rotation of humerus

PT 504 Anatomy Lab (15 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions