Important Attachments

Question 1

What is the origin and attachment of the rotator cuff muscles

Answer 1

Supraspinous - supraspinus fossa to greater tubercle of the humerus

Infraspinatus - infraspinous fossa to greater tubercle of humerus

Subscapularis - subscapular fossa to lesser tubercle of humerus

Teres minor - posterior aspect of scapula- greater tubercle of humerus

Question 2

Name the origin and attachment of deltoid

Answer 2

Lateral third of the clavicle, the acromion and the spine of the scapula to deltoid tuberosity on the lateral aspect of the humerus.

Question 3

Name the origin and attachment of the pectoralis major muscle

Answer 3

Clavicular head: anterior surface of medial clavicle
Sternocostal head: Anterior surface of sternum, superior 6 costal cartilages & aponeurosis of external oblique

to

Lateral lip of Intertubercle sulcus of the humerus

Question 4

Name the origin and attachment of serrates anterior

Answer 4

Lateral aspects of ribs 1-8 to medial border of scapula

Question 5

Name the origin and insertion of biceps brachii

Answer 5

long head - supraglenoid tubercle of the scapula
Short head- coracoid process of scapula
to
Radial tuberosity and bicipital aponeurosis

Question 6

Name the origin and insertion of coracobrachialis

Answer 6

Coracoid process of scapula
to
medial midshaft of humerus

Question 7

Name the origin and insertation of brachialis

Answer 7

Anterior surface of distal humeral shaft
to
coranoid process of the ulna & ulnar tuberosity (one attachment spanning both regions)

Question 8

Name the origin and insertion of triceps brachii

Answer 8

Long head- infraglenoid tubercle of scapula
medial and lateral heads- shaft of humerus
to
Inserts into olecranon process

Question 9

Name the origin and insertion of flexor digitorum profundus

Answer 9

Ulna & interosseous membrane
to
palmar aspect of distal phalange of middle 4 digits

Question 10

Name the origin and insertion of flexor digitorum superficialis

Answer 10

Medial epicondyle of humerous & coranoid process of ulna (humeroulnar head) + proximal half of anterior border of radius (radial head)
to
the sides of the middle phalanges of digits 2-5

Question 11

Name the origin and insertion of pronator quadratus

Answer 11

ulna- radius

Question 12

name the origin and insertion of extensor digitorum

Answer 12

lateral epicondyl of humerus
to
extensor hood of fingers

Question 13

where do the gluteus medius and gluteus minimus attach to?

Answer 13

The greater trochanter of the femur

Question 14

Where does gluteus Maximus attach to?

Answer 14

Gluteal tuberosity of the femur

Question 15

What is the origin and attchements of sartorius?

Answer 15

ASIS to pes ancerinus (superior, medial aspect of the tibia)

Question 16

What are the origins and attachments of the quadriceps?

Answer 16

Vastas medius - intertrochanteric line
Rectus femoris - ASIS
Vastas lateralis - greater trochanter & lateral lip of linea aspera
Vastas intermedialis - Anterior and lateral aspect of femoral shaft

All insert onto the patella via the quadriceps tendon

Question 17

What is the origin and attachment of the tensor fascia latae?

Answer 17

ASIS to Lateral condyle of tibia