Question 1
Question
o: 1-8 ribs or 1-9 ribs
i: vertebral border and inferior angle of scapula
a: abducts scapula and rotates it upward "boxers muscle"
Answer
-
teres minor
-
pectoralis minor
-
serratus anterior
-
cooracobrachialis
Question 2
Question
o: 2-5 or 3-5 ribs
i: coracoid process
a: abducts scapula and rotates it downward
Answer
-
infraspinatus
-
teres major
-
serratus anterior
-
pectoralis minor
Question 3
Question
o: occipital bone, ligamentum nuchuae, spines of C7-T12
I: clavicle, acromion, and spine of scapula
A; Elevates, adducts, depresses scapula, rotates scapula upward
Answer
-
trapezius
-
coracobrachialis
-
deltoid
-
biceps brachii
Question 4
Question
o: transverse process of C1-4
I: superior vertebral border of scapula
A: elevates scapula
Answer
-
latissimus dorsi
-
supraspinatus
-
levator scapulae
-
rhomboid minor
Question 5
Question
O: Spines of T2-T5
I: Vertebral border of scapula inferior to spine
A; Elevates and adducts scapula and rotates it downward
Answer
-
rhomboid minor
-
rhomboid major
-
latissimus dorsi
-
trapezius
Question 6
Question
O: Spines of C7-T1
I: Vertebral border of scapula superior to spine
A: elevates and adducts scapula and rotates it downward
Answer
-
pectoralis major
-
levator scapulae
-
rhomboid minor
-
rhomboid major
Question 7
Question
O: clavicle, sternum, coastal cartilages of 2-6 ribs
I: greater tubercle and intertubercular sulcus of humerus
a: adducts and medially rotates arm at shoulder, flees arm, part
Answer
-
pectoralis major
-
deltoid
-
pectoralis minor
-
biceps brachii
Question 8
Question
O: spine of t7-L5, thoracolumbar fascia, iliac crest, lower 4 ribs
I: intertubercular sulcus of humerus
A: adducts and medially rotates arm at shoulder, extends arm; draws arm inferiorly and posteriorly
Answer
-
trapezius
-
Deltoid
-
latissimus dorsi
-
subscapularis
Question 9
Question
O: lateral third of clavicle, acromion and spine of scapula
I: deltoid tuberosity of humerus
A; abducts, flexes, and medially rotates arm arm at shoulder
Answer
-
deltoid
-
subscapularis
-
coracobrachialis
-
serratus anterior
Question 10
Question
O: subscapular fossa of scapula
I: lesser tubercle of humerus
A: medially rotates arm at shoulder only
Answer
-
supraspinatus
-
subscapularis
-
infraspinatus
-
teres minor
Question 11
Question
O: supraspinatus fossa of scapula
I: greater tubercle of humerus
A: Abducts arm at shoulder only, assists deltoid
Answer
-
infraspinatus
-
coracobrachialis
-
supraspinatus
-
pectoralis major
Question 12
Question
O: infraspinous fossa of scapula
I: greater tubercle of humerus
A: laterally rotates and adducts arm at shoulder
Answer
-
supraspinatus
-
infraspinatus
-
deltoid
-
coracobrachialis
Question 13
Question
O: inferior angle of scapula
I: intertubercular sulcus of humerus
A; adducts and medially rotates arm at shoulder; extends arm; draws arm inferiorly and posteriorly
Answer
-
latissimus dorsi
-
biceps brachii
-
teres major
-
teres minor
Question 14
Question
O: lateral border of scapula
I: greater tubercle of humerus
A: laterally rotates and adducts arm at shoulder
Answer
-
infraspinatus
-
latissimus dorsi
-
teres major
-
teres minor
Question 15
Question
O: Coracoid process of scapula
I: greater tubercle of humerus
A; flexes and adducts arm
Answer
-
trapezius
-
coracobrachialis
-
rhomboid minor
-
rhomboid major
Question 16
Question
O: Supraglenoid tubercle of scapula (long head) coracoid process (sht head)
I: Radial tuberosity and bicipial aponeurosis
A: Flexes arm, flexes and supinates forearm
Answer
-
biceps brachii
-
Latissimus Dorsi
-
brachialis
-
brachioradialis
Question 17
Question
O: Distal ant. surface of humerus
I: ulna tuberosity and coronoid process
A: major flexor of forearm
Answer
-
biceps brachii
-
brachialis
-
brachioradialis
-
triceps brachii
Question 18
Question
O: Lateral border of distal humerus
I: Superior to styloid process of radius
A: flex forearm, supinates and pronates forearm to neutral position
Answer
-
brachialis
-
biceps brachii
-
triceps brachii
-
brachioradialis
Question 19
Question
O: infraglenoid tubercle of scapula, medial and lateral surfaces of humerus
I: olecranon process
A: extends forearm and arm
Answer
-
triceps brachii
-
brachialis
-
teres minor
-
coracobrachialis
Question 20
Question
O: C5-C6
Distribution: deltoid, teres minor
injury: surgical neck of humerus fracture
paralysis to muscles innervated by it (deltoid muscle), results in reduction of shoulder abduction
Answer
-
Median
-
Axillary
-
Ulnar
-
Dorsal scapular
Question 21
Question
O: C5-C7
Distribution: flexors: coracobrachialis, biceps brachii, brachialis
Answer
-
musculocutaneous
-
thoracordorsal
-
suprascapular
-
Median
Question 22
Question
O: C5-C8, T1
Distribution: all extensor muscles and brachioradialis
injury: wrist drop
Answer
-
median
-
ulnar
-
radial
-
dorsal scapular
Question 23
Question
O: C5-C8, T1
Distribution: flexors of forearm, except flexor carpi, ulnaris, and ulnar half of flexor digitorum profundus
Injury: median nerve palsy- numbness, tingling, pain in palm and fingers
Answer
-
median
-
ulnar
-
radial
-
axillary
Question 24
Question
O: C8-Tl
Distribution: flexor carpi ulnaris and part of flexor digitorum profundus, most hand muscles
injury: clawhand-inability to adduct or abduct 4 fingers (not thumb)
Answer
-
radial
-
median
-
uklnar
-
suprascapular
Question 25
Question
Distribution: levator scapulae, rhomboid major and minor
Answer
-
ulnar
-
median
-
dorsal scapular
-
long thoracic
Question 26
Question
Distribution: anterior serratus
injury: winged scapula-paralysis of serratus anterior
Answer
-
long thoracic
-
suprascapular
-
thoracordorsal
-
ulnar
Question 27
Question
distribution: supraspinatus and infraspinatus
Answer
-
suprascapular
-
ulnar
-
radial
-
median
Question 28
Question
distribution: latissimus dorsi
Answer
-
dorsal scapular
-
ulnar
-
thoracodorsal
-
suprascapular
Question 29
Question
distribution: subscapularis
Answer
-
upper subscapular
-
lower subscapular
-
lateral pectoral
-
thoracodorsal
Question 30
Question
distribution: subscapularis, teres major
Answer
-
upper scapular
-
lower scapular
-
suprascapular
-
dorsal scapular
Question 31
Question
distribution pectoralis major
Answer
-
ulnar
-
medial pectoral
-
lateral pectoral
-
thoracodorsal
Question 32
Question
distribution: pectoralis major, minor
Answer
-
upper subscapular
-
lower subscapular
-
lateral pectoral
-
medial pectoralis