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Gross Anatomy > Exam 2 Muscle attachments > Flashcards

Exam 2 Muscle attachments Flashcards

1
Q

What are the attachments for the Tricep Brachii? (Long, Lateral, and Medial head)

A

(Proximal attachment
Long head: Infraglenoid tubercle of scapula.

Lateral head: posterior surface of humerus, SUPERIOR to radial groove.

Medial head: Posterior surface of humerus, INFERIOR to radial groove.

(Distal attachment)
Proximal end of olecranon of ulna and fascia of forearm

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2
Q

What are the attachments for Anconeus?

A

(Proximal attachment)
Lateral epicondyle of humerus

(Distal attachment)
Lateral surface of olecranon and superior part of posterior surface of ulna

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3
Q

What are the attachments for the Bicep Brachii? (Long and Short head)

A

(Proximal attachment)
Long head: Supraglenoid Tubercle of scapula

Short head: Coracoid Process of scapula

(Distal attachment)
Radial tuberosity and bicipital aponeurosis

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4
Q

What are the attachments for coracobrachialis?

A

(Proximal attachment)
Coracoid Process of scapula

(Distal attachment)
Middle third of medial surface of humerus

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5
Q

What are the attachments for Brachialis?

A

(Proximal attachment)
Distal half of anterior surface of humerus

(Distal attachment)
Coronoid process and tuberosity of ulna

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6
Q

What are the attachments for the Trapezius?

A

(Proximal attachment)
Medial third of superior nuchal line;
External occipital protuberance;
Nuchal ligament:
Spinous process of of C7-T12

(Distal attachment)
Lateral third of clavicle;
Acromion;
Spine of scapula

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7
Q

What are the attachments for the Latissimus Dorsi?

A

(Proximal attachment)
Spinous process of inferior 6 thoracic vertebrae;
Thoracodorsal fascia;
Iliac crest;
Inferior 3 to 4 ribs;
Inferior angle of scapula

(Distal attachment)
Floor of intertubercular sulcus of humerus

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8
Q

What are the attachments for the Levator scapulae?

A

(Proximal attachment)
Posterior tubercles of transverse processes of C1-C4 vertebrae

(Distal attachment)
Medial border of scapula superior to root of scapular spine

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9
Q

What are the attachments for the Rhomboid Major?

A

(Proximal attachment)
Spinous processes of T2-T5

(Distal attachment)
Medial border of scapula from level of spine to inferior angle

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10
Q

What are the attachments for the Rhomboid Minor?

A

(Proximal attachment)
Nuchal Ligament;
Spinous process of C7-T1

(Distal attachment)
Smooth triangular area at medial end of scapular spine

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11
Q

What are the attachments for the Pectoralis Major?

A

(Proximal attachment)
Clavicular head: Anterior surface of medial half of clavicle

Sternocostal head: Anterior surface of sternum;
Superior six costal cartilages;
Aponeurosis of external oblique muscle

(Distal attachment)
Lateral lip of intertubercular sulcus of humerus

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12
Q

What are the attachments for the Pectoralis Minor?

A

(Proximal attachment)
3rd-5th ribs near their costal cartilages

(Distal attachment)
Medial border and superior surface of coracoid process of scapula

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13
Q

What are the attachments for the subclavius?

A

(Proximal attachment)
Junction of 1st rib and its costal cartilages

(Distal attachment)
Inferior surface of middle third of clavicle

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14
Q

What are the attachments for the Serratus Anterior?

A

(Proximal attachment)
External surfaces of lateral parts of 1st-8th ribs

(Distal attachment)
Anterior surface of media border of scapula

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15
Q

What are the attachments for the Deltoid?

A

(Proximal attachment)
Lateral 1/3 of clavicle;
Acromion;
Spine of scapula

(Distal attachment)
Deltoid tuberosity

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16
Q

What are the attachments for the Supraspinatus?

A

(Proximal attachment)
Supraspinous fossa of scapula

(Distal attachment)
superior facet of greater tubercle of humerus

17
Q

What are the attachments for the infraspinatus?

A

(Proximal attachment)
Infraspinous fossa of scapula

(Distal attachment)
Middle facet of greater tubercle

18
Q

What are the attachments for the Teres Minor?

A

(Proximal attachment)
Middle part of lateral border of scapula

(Distal attachment)
Inferior facet of greater tubercle

19
Q

What are the attachments for the Teres Major?

A

(Proximal attachment)
Posterior surface of inferior angle of scapula

(Distal attachment)
Medial lip of intertubercular sulcus of humerus

20
Q

What are the attachments for the Subscapularis?

A

(Proximal attachment)
Subscapular fossa

(Distal attachment)
Lesser tubercle of humerus

21
Q

What are the attachments for the Pronator Teres?

A

(Proximal attachment)
Coronoid process;
Medial epicondyle of humerus (Common Flexor Tendon)

(Distal attachment)
Middle of convexity of lateral surface of radius

22
Q

What are the attachments for the Flexor carpi Radialis?

A

(Proximal attachment)
Medial epicondyle of humerus (Common Flexor Tendon)

(Distal attachment)
Base of 2nd metacarpal

23
Q

What are the attachments for the Palmaris Longus?

A

(Proximal attachment)
Medial epicondyle of humerus
(Common Flexor Tendon)

(Distal attachment)
Distal half of flexor retinaculum and apex of palmar aponeurosis

24
Q

What are the attachments for the Flexor carpi Ulnaris?

A

(Proximal attachment)
Medial epicondyle of humerus (Common Flexor Tendon);
Olecranon and posterior border of ulna (via aponeurosis)

(Distal attachment)
Pisiform;
Hook of hamate;
Base of 5th metacarpal

25
Q

What are the attachments for the Flexor Digitorum Superficialis?

A

(Proximal attachment)
Humero-ulnar head: Medial epicondyle (Common Flexor origin and coronoid process)

Radial head: Superior half of anterior border

(Distal attachment)
Shafts of middle phalanges of medial four digits

26
Q

What are the attachments for the Flexor Digitorum Profundus?

A

(Proximal attachment)
Medial part and Lateral part: Proximal three quarters of medial and anterior surface of the ulna and interossesous membrane

(Distal attachment)
Medial part: Bases of distal phalanges of 4th and 5th digits

Lateral part: Bases of distal phalanges of 2nd and 3rd digits

27
Q

What are the attachments for the Flexor Pollicis Longus?

A

(Proximal attachment)
Anterior surface of radius and adjacent interosseous membrane

(Distal attachment)
Base of distal phalanx of thumb

28
Q

What are the attachments for the Pronator Quadratus?

A

(Proximal attachment)
Distal quarter of anterior surface of ulna

(Distal attachment)
Distal quarter of anterior surface of radius

29
Q

What are the attachments for the Brachioradialis?

A

(Proximal attachment)
Proximal two-thirds of supra-epicondylar ridge of humerus

(Distal attachment)
Lateral surface of distal end of radius proximal to styloid process

30
Q

What are the attachments for the Extensor carpi Radialis Longus?

A

(Proximal attachment)
Lateral supra-epicondylar ridge of humerus

(Distal attachment)
Dorsal aspect of base of 2nd metacarpal

31
Q

What are the attachments for the Extensor carpi Radialis Brevis?

A

(Proximal attachment)
Lateral epicondyle (Common Extensor Origin)

(Distal attachment)
Dorsal aspect of base of 3rd metacarpal

32
Q

What are the attachments for the Extensor Digitorum?

A

(Proximal attachment)
Lateral epicondyle (Common Extensor Origin)

(Distal attachment)
Extensor expansions of medial four digits

33
Q

What are the attachments for the Extensor Digiti Minimi?

A

(Proximal attachment)
Lateral epicondyle (Common Extensor Origin)

(Distal attachment)
Extensor expansion of 5th digit

34
Q

What are the attachments for the Extensor carpi Ulnaris?

A

(Proximal attachment)
Lateral epicondyle of humerus;
Posterior border of ulna via shared aponeurosis

(Distal attachment)
Dorsal aspect of base of 5th metacarpal

35
Q

What are the attachments for the Supinator?

A

(Proximal attachment)
Lateral epicondyle of humerus;
Radial collateral and anular ligaments;
Supinator fossa;
Crest of ulna

(Distal attachment)
Lateral, Posterior, and Anterior surfaces of proximal third of radius

36
Q

What are the attachments for the Extensor Indicis?

A

(Proximal attachment)
Posterior surface of distal third of ulna and interosseous membrane

(Distal attachment)
Extensor expansion of 2nd digit

37
Q

What are the attachments for the Abductor Pollicis Longus?

A

(Proximal attachment)
Posterior surface of proximal halves of Ulna, Radius, and Interosseous membrane

(Distal attachment)
Base of 1st metacarpal

38
Q

What are the attachments for the Extensor Pollicis Longus?

A

(Proximal attachment)
Posterior surface of middle third of ulna and interosseous membrane

(Distal attachment)
Dorsal aspect of base of distal phalanx of thumb

39
Q

What are the attachments for the Extensor Pollicis Brevis?

A

(Proximal attachment)
Posterior surface of distal third of radius and interosseous membrane

(Distal attachment)
Dorsal aspect of base of proximal phalanx of thumb (1st digit)

Gross Anatomy (2 decks)

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