Anatomy Review Q's (Upper Limbs) Flashcards
Anatomy of the Shoulder region 1 (1-19) Anatomy of the Shoulder region 2 (20-36) Anatomy of the Axilla & Arm (37-66) Anatomy of the Brachial Plexus (67-78) Anatomy of the Forearm (79-109) Anatomy of the Elbow, Radioulnar, & Wrist joints (110-126) Functional Anatomy of the Hand (127-163) Development of the Musculoskeletal System (164-187)
1
Q
Which portion of the pectoral girdle is incomplete?
a. anterior
b. posterior
A
b. posterior
there’re no bones connecting the scapulas together
2
Q
Which of the following best describes the shape of the clavicle?
a. X shaped
b. Y shaped
c. S shaped
d. C shaped
A
c. S shaped
3
Q
Which site of the clavicle is the most susceptible to fractures?
a. 1/2 from the medial side and 1/2 from the lateral side
b. 2/3 from the medial side and 1/3 from the lateral side
c. 1/3 from the medial side and 2/3 from the lateral side
A
b. 2/3 from the medial side and 1/3 from the lateral side
4
Q
Which of the following is more superior?
a. acromion
b. coracoid
A
a. acromion
5
Q
Which of these ribs does the scapula overly?
a. 1-7
b. 2-7
c. 3-7
d. 3-8
A
b. 2-7
6
Q
Which of the following causes pain when leaning back on a chair?
a. acromial fracture
b. coracoid process fracture
c. scapular winging
d. glenoid fracture
A
c. scapular winging
7
Q
Which site if the humerus is the most susceptible to fractures?
a. anatomical neck
b. surgical neck
c. greater tubercle
d. lesser tubercle
A
b. surgical neck
8
Q
What’s the function of the sternoclavicular joint?
a. ball and socket
b. saddle
c. fibrocartilage
A
a. ball and socket
its a saddle joint that acts as a ball and socket
9
Q
Which of the following ligaments prevents shoulder dislocation?
a. coracoacromial ligament
b. coracoclavicular ligament
c. acromioclavicular joint
A
b. coracoclavicular ligament
10
Q
Which of the following causes shoulder separation?
a. posterior falling
b. anterior falling
c. lateral falling
d. falling upsidedown
A
c. lateral falling
11
Q
How much of the humeral head is accepted by the glenoid cavity?
a. 1/4
b. 1/3
c. 1/2
d. all of it
A
b. 1/3
12
Q
Which of the following is the most common shoulder dislocation?
a. anterior dislocation
b. posterior dislocation
A
a. anterior dislocation
13
Q
T/F: lateral and medial rotation depend heavily on the forearm movement
A
F, they depend on the glenohumeral joint
14
Q
Which of the following bursa’s is connected to the shoulder joint?
a. subacromial bursa
b. subdeltoid bursa
c. subscapular bursa
A
c. subscapular bursa
15
Q
Which of the following is the most dangerous shoulder dislocation?
a. anterior dislocation
b. posterior dislocation
A
b. posterior dislocation
because it affects the vessels etc behind it
16
Q
Which of the following ligaments protects against the superior dislocation of the humerus?
a. coracohumeral ligament
b. superior glenohumeral ligament
c. transverse humoral ligament
A
a. coracohumeral ligament
17
Q
What supplies blood to the glenohumeral joint?
a. thoracoacromial artery
b. humeral artery
c. subscapular artery
A
b. humeral artery
18
Q
Which border of the scapula is also known as the axillary border?
a. superior border
b. medial border
c. lateral border
A
c. lateral border
19
Q
What’s true about the articular disc?
a. made from hyaline cartilage
b. helps in range of movement
A
b. helps in range of movement
it’s fibrocartilage
20
Q
Which of the following is most likely to be medial & superior?
a. insertion of muscle
b. origin of muscle
A
b. origin of muscle
21
Q
Which of the following does initiates abduction?
a. serratus anterior
b. trapezius
c. subscapularis
d. supraspinatus
A
d. supraspinatus
22
Q
Which of the following can medially and laterally rotate the arm?
a. serratus anterior
b. trapezius
c. subscapularis
d. deltoid
A
d. deltoid
23
Q
Which of the following is most likely to be lateral & distal?
a. insertion of muscle
b. origin of muscle
A
a. insertion of muscle
24
Q
A patient comes in complaining that he can’t raise his hand except when he leans to the side. What’s most likely issue?
a. subscapular nerve
b. accessory nerve
c. cervical nerve
d. suprascapular nerve
A
d. suprascapular nerve
25
Which of the following functions to depress the clavicle?
a. pectoralis major
b. pectoralis minor
c. subscapularis
d. serratus anterior
e. subclavius
e. subclavius
26
Which of the following is known as the boxer's muscle?
a. pectoralis major
b. pectoralis minor
c. subscapularis
d. serratus anterior
e. subclavius
d. serratus anterior
27
Which can laterally roate the arm?
a. infraspinatus
b. teres major
c. latissimus dorsi
a. infraspinatus
28
Which TWO of the following are innervated by the axillary nerve?
a. deltoid
b. teres minor
c. subclavius
d. pectoralis minor
a. deltoid
&
b. teres minor
29
Which of the following medially rotates the arm?
a. teres minor
b. teres major
b. teres major
30
Which of the following adducts the arm?
a. subscapularis
b. supraspinatus
a. subscapularis
31
Whats the main function of latissmus dorsi?
a. abduction
b. adduction
c. lateral rotation of humerus
b. adduction
32
Which of the following does the trapezius muscle aid in?
a. abduction
b. adduction
c. lateral rotation of humerus
a. abduction
33
Which of the following is innervated by the accessory nerve?
a. deltoid
b. teres minor
c. subclavius
d. trapezius
d. trapezius
34
Which of the following is NOT innervated by the suprascapular nerve?
a. infraspinatus
b. supraspinatus
c. teres major
c. teres major
| teres major innervated by subscapular nerve
35
Which of the following innervates the infraspinatus muscle?
a. suprascapular
b. subscapular
a. suprascapular
36
Which of the following innervates teres major?
a. suprascapular
b. subscapular
b. subscapular
37
Which of the following bounds the axilla medially?
a. pectoralis major
b. pectoralis minor
c. subscapularis
d. serratus anterior
d. serratus anterior
38
Which of the following bounds the axilla anteriorly?
a. pectoralis major
b. humerus
c. latissimus dorsi
d. scapula
a. pectoralis major
39
Which of the following bounds the axilla laterally?
a. pectoralis major
b. humerus
c. latissimus dorsi
d. scapula
b. humerus
40
Which of the following bounds the axilla posteriorly?
a. teres major
b. teres minor
c. latissimus dorsi
d. humerus
a. teres major
41
The branch of the subclavian artery passed the lateral margin of rib 1. What is it called now?
a. profunda brachii
b. brachial artery
c. axillary artery
c. axillary artery
42
The branch of the subclavian artery passed the lateral margin of rib 1, as well as the pectoralis minor muscle. What is it called now?
a. part 1 of axillary artery
b. part 2 of axillary artery
c. part 3 of axillary artery
d. profunda brachii
c. part 3 of axillary artery
43
The branch of the subclavian artery passed the lateral margin of rib 1, the pectoralis minor muscle, and the lateral border of teres major. What is it called now?
a. profunda brachii
b. brachial artery
c. part 1 of axillary artery
d. axillary artery
b. brachial artery
44
What happens if the axillary artery was cut below (distal) the subscapular branch?
a. blood flow to limb continues
b. blood flow to limb stops
b. blood flow to limb stops
45
Which of the following is most likely affected during an axial wound?
a. axillary artery
b. axillary vein
b. axillary vein
46
Which TWO of the following join to form the axillary vein?
a. humoral vein
b. brachial vein
c. cephalic vein
d. basilic vein
b. brachial vein
&
d. basilic vein
47
Where will the lymphatic vessels ascending with the basilic vein terminate?
a. apical apical axillary lymph nodes
b. humoral axillary lymph nodes
b. humoral axillary lymph nodes
48
Where will the lymphatic vessels ascending with the cephalic vein terminate?
a. apical axillary lymph nodes
b. humoral axillary lymph nodes
a. apical axillary lymph nodes
49
injury to which of the following nerves causes scapular winging?
a. long thoracic nerve
b. thoracodorsal nerve
c. medial pectoral nerve
a. long thoracic nerve
50
Which of the following humoral grooves is also known as the bicipital groove?
a. radial groove
b. intertubercular groove
b. intertubercular groove
51
Which of the following is affected when the lateral supracondylar fracture occurs?
a. axillary nerve
b. ulnar nerve
c. radial nerve
d. median nerve
d. median nerve
52
Which of the following is affected when a fracture of the medial epicondyle occurs?
a. axillary nerve
b. ulnar nerve
c. radial nerve
d. median nerve
b. ulnar nerve
53
What innervates the posterior aspect/compartment of the arm?
a. radial nerve
b. musculocutaneous nerve
a. radial nerve
54
What innervates the anterior aspect/compartment of the arm?
a. radial nerve
b. musculocutaneous nerve
b. musculocutaneous nerve
55
Which of the following is most likely affected when a fracture in the shaft occurs?
a. axillary nerve
b. ulnar nerve
c. radial nerve
d. median nerve
c. radial nerve
56
Which of the following is most likely affected when a fracture of the surgical neck occurs?
a. axillary nerve
b. ulnar nerve
c. radial nerve
d. median nerve
a. axillary nerve
57
Which of the following muscles helps resist shoulder dislocation?
a. anconeus
b. brachialis
c. coracocobrachialis
d. long head of biceps
e. short head of biceps
e. short head of biceps
58
The anconeus muscle helps in pronation. Which of the following bones does it use to do this?
a. radius
b. ulna
b. ulna
59
Which of the following does the axillary nerve pass though?
a. triangular space
b. quadrangular space
c. triangular interval
b. quadrangular space
60
Which of the following does the branch of the subscapular artery pass though?
a. triangular space
b. quadrangular space
c. triangular interval
a. triangular space
61
Which of the following does the humeral circumflex artery pass though?
a. triangular space
b. quadrangular space
c. triangular interval
b. quadrangular space
62
Which of the following does the radial nerve pass though?
a. triangular space
b. quadrangular space
c. triangular interval
c. triangular interval
63
Which of the following does the profunda brachii pass though?
a. triangular space
b. quadrangular space
c. triangular interval
c. triangular interval
64
In quadrilateral syndrome, which nerve is affected?
a. axillary nerve
b. ulnar nerve
c. radial nerve
d. median nerve
a. axillary nerve
65
Which of the following is superiorly bound by teres major?
a. triangular space
b. quadrangular space
c. triangular interval
c. triangular interval
| the rest are both bound superiorly by teres minor
66
Which of the following is laterally bound by the humerus shaft?
a. triangular space
b. quadrangular space
c. triangular interval
b. quadrangular space
67
Which of the following innervates the skin over the lower half of the deltoid muscle?
a. axillary nerve
b. median nerve
c. ulnar nerve
d. musculocutaneous nerve
a. axillary nerve
68
Which muscles are used to test the function of the axillary nerve?
a. subscapularis
b. teres minor
c. subclavius
d. pectoralis minor
b. teres minor
| deltoid too
69
Which of the following innervates the lateral forearm skin?
a. axillary nerve
b. median nerve
c. ulnar nerve
d. musculocutaneous nerve
e. radial nerve
d. musculocutaneous nerve
70
Which of the following innervates the medial aspect of the flexor digitorum profundus muscle?
a. axillary nerve
b. median nerve
c. ulnar nerve
d. musculocutaneous nerve
e. radial nerve
c. ulnar nerve
| the anterior interosseous nerve, which is a median nerve branch, innervates the lateral half of it
71
Which of the following innervates the coracobrachialis?
a. axillary nerve
b. median nerve
c. ulnar nerve
d. musculocutaneous nerve
e. radial nerve
d. musculocutaneous nerve
72
Which of the following innervates most of the anterior forearm compartment?
a. axillary nerve
b. median nerve
c. ulnar nerve
d. musculocutaneous nerve
e. radial nerve
b. median nerve
73
Which of the following innervates most of the intrinsic hand muscles?
a. axillary nerve
b. median nerve
c. ulnar nerve
d. musculocutaneous nerve
e. radial nerve
c. ulnar nerve
74
A patient felt numbness and tingling on the distal 2/3 of his middle finger. Which nerve is most likely responsible?
a. axillary nerve
b. median nerve
c. ulnar nerve
d. musculocutaneous nerve
e. radial nerve
b. median nerve
75
A patient felt numbness and tingling on his pinky finger. Which nerve is most likely responsible?
a. axillary nerve
b. median nerve
c. ulnar nerve
d. musculocutaneous nerve
e. radial nerve
c. ulnar nerve
76
Which TWO of the following are affected in Erb's paralysis?
a. C5
b. C6
c. C7
d. C8
e. T1
a. C5
&
b. C6
(superior trunk)
77
Which TWO of the following are affected in claw hands?
a. C5
b. C6
c. C7
d. C8
e. T1
d. C8
&
e. T1
(inferior trunk)
78
Which of the following is most likely affected when a patient has numbness and tingling on his thumb?
a. C5
b. C6
c. C7
d. C8
e. T1
b. C6
79
Which of the following muscle make up the medial border of cubital fossa?
a. teres major
b. teres minor
c. pronator teres
d. supinator teres
c. pronator teres
80
Which of the following muscle make up the lateral border of cubital fossa?
a. coracobrachialis
b. brachioradialis
c. brachialis
d. supinator
b. brachioradialis
81
Which of the following can NOT be found in the cubital fossa?
a. ulnar nerve
b. radial nerve
c. median nerve
d. brachial artery
a. ulnar nerve
| remember: ulnar artery begins in cubital fossa
82
Which TWO of the following muscle make up the floor of the cubital fossa?
a. coracobrachialis
b. brachioradialis
c. brachialis
d. teres major
e. teres minor
f. supinator
c. brachialis
&
f. supinator
83
Which muscle helps locate the median nerve?
a. Pronator teres
b. Flexor carpi radialis
c. Palmaris longus
d. Flexor carpi ulnaris
c. Palmaris longus
84
Which of the following muscles is the prime mover in pronation?
a. Pronator teres
b. Pronator quadratus
c. Supinator
b. Pronator quadratus
85
Injury to which of the following causes wrist drop?
a. radial nerve
b. ulnar nerve
d. median nerve
a. radial nerve
86
Which of the following is the principal nerve of the hand?
a. radial nerve
b. ulnar nerve
d. median nerve
b. ulnar nerve
87
Which of the following is the principal nerve of the anterior forearm region?
a. radial nerve
b. ulnar nerve
d. median nerve
d. median nerve
88
Which of the following can be found behind the medial epicondyle of the humerus?
a. radial nerve
b. ulnar nerve
d. median nerve
b. ulnar nerve
89
Which lymph nodes do vessels accompanying the basilic vein go to?
a. apical axillary lymph nodes
b. deltopectoral lymph nodes
c. cubital lymph nodes
c. cubital lymph nodes
90
Which of the following holds the bones of the ulna and radius together?
a. teres major
b. brachioradialis
c. supinator
d. pronator quadratus
e. pronator teres
d. pronator quadratus
91
Which lymph nodes do vessels accompanying the cephalic vein go to?
apical axillary lymph nodes
| deltopectoral lymph nodes
92
Which of the following only crosses the elbow joint?
a. Extensor carpi radialis brevis
b. Extensor digiti minimi
c. Brachioradialis
d. Extensor carpi ulnaris
c. Brachioradialis
93
Which nerve is found in between the two heads of the supinator muscle?
a. ulnar nerve
b. superficial branch of radial nerve
c. deep branch of radial nerve
d. median nerve
c. deep branch of radial nerve
94
Which best describes wrist drop Injury when the deep branch of the radial nerve is affected?
a. no loss of sensation
b. (minimal) sensory loss
c. inability to flex wrist
a. no loss of sensation
95
Which best describes wrist drop Injury when the superficial branch of the radial nerve is affected?
a. no loss of sensation
b. (minimal) sensory loss
c. inability to flex wrist
b. minimal sensory loss
96
Which muscle helps locate the ulnar nerve/artery?
a. Pronator teres
b. Flexor carpi radialis
c. Palmaris longus
d. Flexor carpi ulnaris
d. Flexor carpi ulnaris
97
Which gives rise to the common interosseous artery?
a. ulnar artery
b. radial artery
b. median artery
a. ulnar artery
| common gives rise to the anterior and posterior interosseous arteries. So ulnar artery gives rise to all of them
98
Which is smaller?
a. ulnar artery
b. radial artery
b. radial artery
99
Which ones supply the hand?
a. ulnar artery
b. radial artery
b. median artery
a. ulnar artery
&
b. radial artery
100
Which of the following does the cephalic vein join with?
a. humoral vein
b. brachial vein
c. axillary vein
d. basilic vein
c. axillary vein
101
Which of the following muscles of the superficial anterior compartment of the forearm adducts the arm?
a. Pronator teres
b. Flexor carpi radialis
c. Palmaris longus
d. Flexor carpi ulnaris
d. Flexor carpi ulnaris
102
Which of the following muscles of the superficial anterior compartment of the forearm abducts the arm?
a. Pronator teres
b. Flexor carpi radialis
c. Palmaris longus
d. Flexor carpi ulnaris
b. Flexor carpi radialis
103
Which of the following gives rise to the posterior interosseous nerve?
a. ulnar nerve
b. radial nerve
c. median nerve
b. radial nerve
104
Which of the following only crosses the elbow joint?
a. Extensor carpi radialis brevis
b. Extensor digiti minimi
c. supinator
d. Extensor carpi ulnaris
c. supinator
105
Which of the following gives rise to the anterior interosseous nerve?
a. ulnar nerve
b. radial nerve
c. median nerve
c. median nerve
106
Which of the following innervates almost all superficial extensors of the forearm?
a. radial nerve
b. deep branch of radial nerve
c. posterior interosseous nerve
b. deep branch of radial nerve
| except brachioradialis and carpi radialis longus are by A
107
Which of the following innervates almost all deep extensors of the forearm?
a. radial nerve
b. deep branch of radial nerve
c. posterior interosseous nerve
c. posterior interosseous nerve
| except supinator by B
108
A lesion on which of the following causes claw hand?
a. ulnar nerve
b. radial nerve
c. median nerve
a. ulnar nerve
109
Which nerve is found in between the two heads of the pronator teres muscle?
a. ulnar nerve
b. superficial branch of radial nerve
c. deep branch of radial nerve
d. median nerve
d. median nerve
110
T/F: the humoral epicondyles are not covered by the fibrous capsule of the elbow joint
true
111
Which is also called lateral epicondylitis?
a. tennis elbow
b. glof elbow
a. tennis elbow
112
Which is also called medial epicondylitis?
a. tennis elbow
b. glof elbow
b. glof elbow
113
Which of the following allows for supination and pronation?
a. anular ligament
b. radial collateral ligament
c. ulnar collateral ligament
a. anular ligament
114
Where is the humerus more likely to go during an elbow dislocation?
a. posteriorly
b. anteriorly
b. anteriorly
115
A healthy patient comes in with a carrying angle of 18. What's their gender?
a. male
b. female
b. female
116
Where is the ulnar/radius more likely to go during an elbow dislocation?
a. posteriorly
b. anteriorly
a. posteriorly
117
A healthy patient comes in with a carrying angle of 15. What's their gender?
a. male
b. female
a. male
118
Which of the following is a pivot joint?
a. proximal radioulnar joint
b. distal radioulnar joint
c. both
d. neither
c. both
119
Which most accurately describes pronation?
a. proximally, the radius rotates around the ulna
b. distally, the radius rotates around the ulna
c. biceps brachii helps in the movement
b. distally, the radius rotates around the ulna
120
wrist joint is described as which type of joint?
a. pivot
b. condyloid
c. ball and socket
b. condyloid
121
Which muscle doesn't participate in the formation of the wrist (radiocarpal) joint?
a. radius
b. ulna
c. scaphoid
b. ulna
122
Which of the following carpal bones are connected by the ulnar collateral ligament?
a. Capitate
b. Scaphoid
c. Pisiform
d. Lunate
e. Triquetrum
e. Triquetrum
123
Which of the following carpal bones are connected by the radial collateral ligament?
a. Capitate
b. Scaphoid
c. Pisiform
d. Lunate
e. Triquetrum
b. Scaphoid
124
Which wrist action is more flexible?
a. adduction
b. abduction
a. adduction
125
Which of the following ligaments is responsible for carpal tunnel syndrome?
a. extensor retinaculum
b. flexor retinaculum
c. palmar carpal ligaments
b. flexor retinaculum
126
Which of the following is affected by carpal tunnel syndrome?
a. thenar
b. hypothenar
c. central palm
a. thenar
127
Which of the following thumb tendons do NOT have the Sesamoid bones within it?
a. Adductor pollicis longus
b. Extensor pollicis brevis
c. Flexor pollicis longus
b. Extensor pollicis brevis
128
Which of the following joints is a plane joint
a. first carpometacarpal joint
b. carpometacarpal joint
c. metacarpophalangeal joint
d. interphalangeal joint
b. Carpometacarpal joint
129
Which of the following carpal bones is in the distal row?
a. Capitate
b. Scaphoid
c. Pisiform
d. Lunate
e. Triquetrum
a. Capitate
in distal row:
trapezium, the trapezoid, the capitate, and the hamate
130
In which areas are the skin and the deep fascia connected?
palms of hands and soles of feet
131
Which finger is usually the first to be affected by Dupuytren’s Contracture?
a. thumb
b. index
c. middle
d. ring
d. pinky
d. ring
132
Which of the following joints is a hinge joint?
a. first carpometacarpal joint
b. carpometacarpal joint
c. metacarpophalangeal joint
d. interphalangeal joint
d. interphalangeal joint
133
Which TWO of the following join to form the dorsal venous arch?
a. humoral vein
b. brachial vein
c. cephalic vein
d. basilic vein
c. cephalic vein
&
d. basilic vein
134
Which margin of the palmar aponeurosis gives rise to palmaris brevis?
a. lateral margin
b. medial margin
b. medial margin
135
Which of the following joints is a condyloid joint?
a. first carpometacarpal joint
b. carpometacarpal joint
c. metacarpophalangeal joint
d. interphalangeal joint
c. metacarpophalangeal joint
136
Which of the following joints is a saddle joint?
a. first carpometacarpal joint
b. carpometacarpal joint
c. metacarpophalangeal joint
d. interphalangeal joint
a. first carpometacarpal joint
137
A patient loses sensation of his thumb, which is affected?
a. C7
b. C6
c. ulnar nerve
d. radial nerve
b. C6
138
Which of the following is NOT affected by carpal tunnel syndrome?
a. digit 1
b. digit 2
c. digit 3
d. digit 4
e. digit 5
e. digit 5
139
What innervates the dorsal side of the thumb?
a. ulnar nerve
b. radial nerve
c. median nerve
b. radial nerve
140
What innervates the fifth digit?
a. ulnar nerve
b. radial nerve
c. median nerve
a. ulnar nerve
141
Where does the lymph from the Lateral side of the hand empty onto?
a. axillary nodes
b. cubital nodes
c. supratrochlear nodes
d. infraclavicular nodes
d. infraclavicular nodes
| B&C are different names for the same thing!
142
What holds the long flexor tendons during wrist joint movements?
Flexor retinaculum
143
Which of the following are connected to the tendon of flexor superficialis?
a. distal phalanx
b. medial phalanx
c. proximal phalanx
b. medial phalanx
144
Which of the following are connected to the tendon of flexor perforatus?
a. distal phalanx
b. medial phalanx
c. proximal phalanx
c. proximal phalanx
145
Which are responsible for crude movements?
a. Intrinsic muscles of the hands
b. Extrinsic muscles of the hands
b. Extrinsic muscles of the hands
146
Which of the following are connected to the tendon of flexor profundus?
a. distal phalanx
b. medial phalanx
c. proximal phalanx
a. distal phalanx
147
Which are responsible for fine movements?
a. Intrinsic muscles of the hands
b. Extrinsic muscles of the hands
a. Intrinsic muscles of the hands
148
Which of the following muscles can you find four of dorsally?
a. lumbrical muscles
b. interossei muscles
c. both
d. neither
b. Interossei muscles
| lumbricals are paLmer
149
Which of the following does NOT have a bony origin?
a. lumbrical muscles
b. interossei muscles
c. both
d. neither
a. lumbrical muscles
150
What innervates hypothenar muscles?
a. ulnar nerve
b. radial nerve
c. median nerve
a. ulnar nerve
151
What innervates thenar muscles?
a. ulnar nerve
b. radial nerve
c. median nerve
c. median nerve
152
Which TWO lumbricals have two heads?
a. 1
b. 2
c. 3
d. 4
c. 3
&
d. 4
153
Which TWO lumbricals are innervated by the median nerve?
a. 1
b. 2
c. 3
d. 4
a. 1
&
b. 2
(other two by ulnar)
154
What innervates Interossei muscles?
a. ulnar nerve
b. radial nerve
c. median nerve
a. ulnar nerve
155
A kid cut his hand and severe bleeding started. How do you stop the bleeding
a. clamping the ulnar artery
b. clamping the radial artery
c. clamping the brachial artery
c. clamping the brachial artery
| A&B don't work because of the connection between palmar & dorsal arches
156
Which is made from ulnar (2/3rd) and radial artery (1/3rd)?
a. Superficial palmar arch
b. Deep palmar arch
a. Superficial palmar arch
157
Which artery is found in between the two heads of the first dorsal interosseous muscle?
a. ulnar artery
b. median artery
c. radial artery
c. radial artery
158
Which nerve is responsible for the ape hand deformity?
a. ulnar nerve
b. median nerve
c. radial nerve
b. median nerve
159
Which is located in the tunnel of Guyon?
a. ulnar artery
b. median artery
c. radial artery
a. ulnar artery
160
Which muscles are responsible for the clawed hand syndrome?
2 medial lumbrical muscles
161
Which is more proximal?
a. Superficial palmar arch
b. Deep palmar arch
b. Deep palmar arch
162
Which provides circulation to the thumb?
a. Superficial palmar arch
b. Deep palmar arch
b. Deep palmar arch
163
Patient comes in with sever throbbing pain on the tip of his middle finger. What does he have?
whitlow or felon
164
What occurs to the lower limbs during the 7th week of gestation?
a. medially turn 90 degrees
b. medially turn 180 degrees
c. laterally turn 90 degrees
d. laterally turn 180 degrees
a. medially turn 90 degrees
165
Which component of limbs is the ulna in?
a. autopod
b. stylopod
c. zeugopod
c. zeugopod
166
Which component of limbs are phalanges in?
a. autopod
b. stylopod
c. zeugopod
a. autopod
167
What occurs to the upper limbs during the 7th week of gestation?
a. medially turn 90 degrees
b. medially turn 180 degrees
c. laterally turn 90 degrees
d. laterally turn 180 degrees
c. laterally turn 90 degrees
168
Which is FALSE?
a. ossification begins by week 8
b. all long bones ossify in cartilage
c. limb bones develop proximo-distally
d. interzone is formed via apoptosis
b. long bones ossify in cartilage
| the clavicle ossifies in the membrane so this is false
169
What forms after birth?
a. primary ossification center
b. secondary ossification center
c. interzone
b. secondary ossification center
170
Which has only one epiphyseal plate?
a. vertebra
b. phalanges
b. phalanges
171
Which mesoderm develops into somites?
a. intermediate
b. lateral
c. paraxial
c. paraxial
172
somites at which region make up upper limb muscles?
a. L2
b. L3
c. C4
d. C5
d. C5
173
Where are body wall muscles derived from?
a. dermatome
b. sclerotome
c. myotome
c. myotome
174
Which has multiple secondary centers?
a. vertebra
b. phalanges
a. vertebra
175
Where are the muscles of the limbs and trunk derived from?
a. dermatome
b. sclerotome
c. myotome
b. sclerotome
| sclerotome gives rise to dermo-myotome, which gives rise to dermatomes and muscles of the trunk and limbs
176
A girl named Amelia was born without a leg. Which of the following does she have?
a. amelia
b. meromelia
c. micromelia
a. amelia
177
Which of the following would have increased growth hormone?
a. acromegaly
b. giantism
c. achondroplasia
b. giantism
178
A patient came in with a normal height, but with large hands and feet. Which is most likely?
a. acromegaly
b. giantism
c. achondroplasia
a. acromegaly
179
How many primary ossification centers does a vertebra have?
a. 1
b. 2
c. 3
d. 4
e. 5
c. 3
| 5 secondary ossification centers
180
Which of the following will form the annulus fibrosus of the intervertebral disc?
a. notochord
b. central sclerotome
b. central sclerotome
181
Where are segmental arteries located?
a. segmental plane
b. intersegmental plane
c. postsegmental plane
b. intersegmental plane
182
Where are spinal nerves located?
a. segmental plane
b. intersegmental plane
c. postsegmental plane
a. segmental plane
183
Which of the following will form the nucleus pulposus?
a. notochord
b. central sclerotome
a. notochord
184
What occurs when half of the vertebra doesn't ossify?
a. spina bifida
b. scoliosis
c. lower limbs don't develop
b. scoliosis
185
Which involves meninges and spinal cord?
a. open spina bifida
b. spina bifida occulta
c. spina bifida cystica
c. spina bifida cystica
186
Which is covered by a thin membrane?
a. open spina bifida
b. spina bifida occulta
c. spina bifida cystica
a. open spina bifida
187
Which is covered by a thick membrane?
a. open spina bifida
b. spina bifida occulta
c. spina bifida cystica
b. spina bifida occulta
