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Gross Anatomy 1 > Shoulder and Pectoral Region > Flashcards

Shoulder and Pectoral Region Flashcards

1
Q

Nerve and Action of: Teres minor m.

A

Nerve: Axillary nerve

Action: Rotates arm laterally

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2
Q

Nerve: Axillary nerve

Action: Rotates arm laterally

A

Nerve and Action of: Teres minor m.

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3
Q

What are the bounds of the triangular space?

What artery/nerve is contained in this space?

A

Teres minor, Teres major, long head of triceps;

Circumflex scapular a.

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3
Q

Nerve: Dorsal scapular nerve

Action: Retract and rotate scapula

A

Nerve and Action of: Rhomboid major m.

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4
Q

Nerve and Action of: Levator scapulae m.

A

Nerve: Dorsal scapular nerve and cervical plexus, C3, C4

Action: Elevates the scapula

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4
Q

Nerve: Axillary nerve

Action: Abducts arm

A

Nerve and Action of: Deltoid m.

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6
Q

What are the bounds of the triangular INTERVAL?

What artery/nerve is contained in this space?

A

Long head of triceps, lateral head of triceps, teres major;

Radial n. & deep brachial a.

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6
Q

Nerve: Long thoracic nerve

Action: Protract/upward rotation of scapula

A

Nerve and Action of: Serraturs anterior m.

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7
Q

Nerve and Action of: Subscapularis m.

A

nerve: upper and lower subscapular nerve
action: rotates arm medially

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8
Q

Nerve: suprascapular nerve

action: rotates arm laterally

A

Nerve and Action of: Infraspintus m.

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9
Q

Nerve and Action of: Infraspintus m.

A

Nerve: suprascapular nerve

action: rotates arm laterally

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9
Q

nerve: suprascapular nerve
action: INITIATES abduction of arm

A

Nerve and Action of: Supraspinatus m.

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10
Q

Nerve and Action of: Supraspinatus m.

A

nerve: suprascapular nerve
action: INITIATES abduction of arm

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10
Q

nerve: upper and lower subscapular nerve
action: rotates arm medially

A

Nerve and Action of: Subscapularis m.

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11
Q

Nerve: Dorsal scapular nerve

Action: Retract and rotate scapula

A

Nerve and Action of: Rhomboid minor m.

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11
Q

Nerve and Action of: Subclavis m.

A

Nerve: Nerve to subclavius

Action: Stabilize & depress clavicle

13
Q

What are the bounds of the quadrangular space?

What artery/nerve is contained in this space?

A

Teres minor, teres major, long head of triceps, humerus;

Axillary n. & posterior humeral circumflex a.

15
Q

Nerve and Action of: Trapezius m.

A

Nerve: Spinal accessory and ventral rami of C3 &C4

Action: Elevates, retracts, and rotates scapula

17
Q

Nerve: Lower subscapular nerve

Action: Adducts and rotates arm medially

A

Nerve and Action of: Teres major m.

18
Q

Nerve: Nerve to subclavius

Action: Stabilize & depress clavicle

A

Nerve and Action of: Subclavis m.

19
Q

Nerve: Medial and lateral pectoral nerves (lateral goes through both pectoralis maj and min)

Action: Medially rotate and adduct arm

A

Nerve and Action of: Pectoralis major m.

20
Q

Nerve and Action of: Pectoralis major m.

A

Nerve: Medial and lateral pectoral nerves (lateral goes through both pectoralis maj and min)

Action: Medially rotate and adduct arm

22
Q

Nerve: Dorsal scapular nerve and cervical plexus, C3, C4

Action: Elevates the scapula

A

Nerve and Action of: Levator scapulae m.

23
Q

Nerve and Action of: Rhomboid minor m.

A

Nerve: Dorsal scapular nerve

Action: Retract and rotate scapula

24
Q

Nerve: Spinal accessory and ventral rami of C3 &C4

Action: Elevates, retracts, and rotates scapula

A

Nerve and Action of: Trapezius m.

24
Q

Nerve: Medial pectoral nerve

Action: Depress shoulder

A

Nerve and Action of: Pectoralis minor m.

26
Q

Nerve and Action of: Deltoid m.

A

Nerve: Axillary nerve

Action: Abducts arm

27
Q

Nerve and Action of: Serraturs anterior m.

A

Nerve: Long thoracic nerve

Action: Protract/upward rotation of scapula

29
Q

Nerve and Action of: Rhomboid major m.

A

Nerve: Dorsal scapular nerve

Action: Retract and rotate scapula

30
Q

Nerve: Thoracodorsal nerve

Action: Adducts, extends, and rotates are medially

A

Nerve and Action of: Latissimus dorsi m.

31
Q

Nerve and Action of: Pectoralis minor m.

A

Nerve: Medial pectoral nerve

Action: Depress shoulder

32
Q

Nerve and Action of: Latissimus dorsi m.

A

Nerve: Thoracodorsal nerve

Action: Adducts, extends, and rotates are medially

33
Q

Nerve and Action of: Teres major m.

A

Nerve: Lower subscapular nerve

Action: Adducts and rotates arm medially

34
Q

What are the 4 muscles of the rotator cuff?

A
  1. Supraspinatus m.
  2. Infriaspinatus m.
  3. Teres minor m.
  4. Subscapularis m.

Mneumonic: SITS

Gross Anatomy 1 (11 decks)

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