UE Lecture 6- Exam 2

Question 1

Deltoid posterior

Answer 1

P: scapular spine
D: deltoid tuberosity of humerus
N: Axillary
NR: C5-C6
A: extension, ER

Question 2

Middle Deltoid

Answer 2

P: Acromion
D: deltoid tuberosity of humerus
N: axillary
NR: C5-C6
A: abduction

Question 3

Anterior Deltoid

Answer 3

P: lateral 1/3 of clavicle
D: deltoid tuberosity of humerus
N: Axillary
NR: C5-C6
A: flexion, IR

Question 4

Supraspinatus

Answer 4

P: supraspinous fossa of scapula
D: superior facet of greater tubercle of humerus
N: suprascapular
NR: C5-C6
A: abduction

Question 5

Infraspinatus

Answer 5

P: infraspinous fossa of scapula
D: middle facet of greater tubercle of humerus
N: suprascapular
NR: C5-C6
A: ER

Question 6

Teres minor

Answer 6

P: lateral border of scapula
D: inferior facet of greater tubercle of humerus
N:Axillary
NR: C5-C6
A: ER, weak adduction

Question 7

Teres major

Answer 7

P: inferior angle of scapula
D: crest of lesser tubercle of humerus
N: lower subscapular
NR: C5-C6
A: IR, adduction, extension

Question 8

Triceps long head

Answer 8

P: subscapular fossa of scapula
D: olecranon fossa of ulna
N: Radial
NR: C6-C8
A: elbow joint- extension
shoulder joint: extension, adduction

Question 9

Triceps lateral/short head

Answer 9

P: posterior humerus, proximal to radial groove; lateral inter muscular septum
D: olecranon of ulna
N: Radial
NR: C6-C8
A: elbow extension

Question 10

Triceps medial head

Answer 10

P: posterior humerus, distal to radial groove, medial inter muscular septum
D: olecranon of ulna
N: radial
NR: C6-C8
A: elbow extension

Question 11

Serratus anterior (superior part)

Answer 11

P: ribs 1-9
D: scapula, costal and dorsal surfaces of superior angle
N: long thoracic
NR: C5-7
A: lowers raised arm, scapula protraction, elevates ribs when shoulders are fixed

Question 12

Serratus anterior (intermediate part)

Answer 12

P: ribs 1-9
D: scapula, costal surface of medial border
N: long thoracic n
NR: C5-7
A: scapula protraction; elevates ribs when shoulder if fixed

Question 13

Serratus anterior (inferior part)

Answer 13

P: ribs 1-9
D: scapula (costal surface of medial border and costal and dorsal surfaces of inferior angle)
N: long thoracic
NR:C5-7
A: scapula upward rotation; scapula protraction, elevates ribs when shoulder is fixed

Question 14

Which tendon runs in the intertubecular groove?

Answer 14

Long head biceps

Question 15

Which tendon runs on the lesser tuberosity?

Answer 15

Lats, Teres major

Question 16

Which tendon runs on the greater tuberosity?

Answer 16

Pec major

Question 17

3 facets of muscles on greater tuberosity

Answer 17

SIT
Supraspinatous
Infraspinstous
Teres Minor

Question 18

Quadriangular space borders and what runs through it

Answer 18

Borders: long head of triceps, Teres minor, humerus, Teres major
Space: Axillary nerve, posterior circumflex humeral artery

Question 19

Quadriangular space borders and what runs through it

Answer 19

Borders: long head of triceps, Teres minor, humerus, Teres major
Space: Axillary nerve, posterior circumflex humeral artery

Question 20

Triangular interval, borders and what runs through it

Answer 20

Borders: humerus, Teres major, tricep
Interval: radial n and profunda brachii artery

Question 21

Triangular space, borders and what runs through it

Answer 21

Borders: Teres minor, Teres major, triceps long head
Space: circumflex artery

Question 22

Blood supply from heart to brachium on R and L

Answer 22

Right side: aorta, brachioceohalic, subclavian, Axillary, brachial artery
Left side: aorta, subclavian, Axillary, brachial artery