Anatomy Exam 2 Review

Front 1

A collection of cell bodies within the CNS

Back 1

Nucleus

Front 2

A collection of cell bodies outside the CNS

Back 2

ganglion

Front 3

The somatic motor system as a (one|two) neuron linkage between CNS and effector.

Back 3

One

Front 4

The autonomic nervous system has a (one|two) neuron linkage between CNS and effector.

Back 4

Two

Front 5

Important structures that can be compromised in a clavicle fracture

Back 5

Blood vessels
Brachial Plexus

Front 6

Borders of the axilla

Back 6

Pectoral region

Front 7

Contents of the deltopectoral triangle

Back 7

Cephalic vein

Front 8

Innervates pectoralis major

Back 8

Medial and lateral pectoral nerve

Front 9

Innervates pectoralis minor

Back 9

Medial pectoral nerve

Front 10

What does the clavipectoral fascia enclose?

Back 10

Pectoralis minor and subclavius

Front 11

Where does the cephalic vein drain into the axillary vein

Back 11

After piercing the costocoracoid membrane

Front 12

Where does the axillary artery start and end?

Back 12

Start: Lateral border of the first rib
End: Lower border of latissimus-teres major

Front 13

Contents of the axilla

Back 13

Axillary artery
Axillary vein
brachial plexus
Coracobrachialis
Head of biceps
Axillary sheath

Front 14

Ligament that functions mainly to keep the head of the radius in place and allow for pronation

Back 14

Anular ligament

Front 15

Innervates the triceps

Back 15

Radial nerve

Front 16

This muscle displaces the ulna during pronation and supination.

Back 16

Anconeus

Front 17

Boundaries of the cubital fossa

Back 17

Pronator teres
Brachioradialis
Intercondylar line
Deep fascia
Brachialis and supinator

Front 18

Contents of the cubital fossa from lateral to medial

Back 18

Biceps brachii tendon
Brachial artery
Median nerve
Radial nerve

Front 19

Where does the brachial artery originate?

Back 19

Axillary artery

Front 20

What does the brachial artery divide into and where?

Back 20

Cubital fossa. Branches into radial and ulnar arteries

Front 21

What does the musculocutaneous nerve innervate?

Back 21

Coracobrachialis, brachialis, and biceps

Front 22

Arterial supply of the breast is derived from branches of the: (4)

Back 22

Internal thoracic artery
lateral thoracic artery
thoracoacromial artery
posterior intercostal arteries

Front 23

Lymph from the medial breast quadrants drains to the _______ lymph nodes.

Back 23

Parasternal

Front 24

Lymph from the inferior breast quadrants may pass deep to the ________ lymph nodes

Back 24

abdominal

Front 25

Innervates the pectoralis minor

Back 25

Medial pectoral nerve (C8, T1)

Front 26

What attaches to the coracoid process (common site for avulsion fractures)

Back 26

Biceps (short head), pectoralis minor, coracobrachialis

Front 27

Function of subclavius

Back 27

Anchors and depresses clavicle

Front 28

Innervates the subclavius

Back 28

Subclavian nerve (C5, C6)

Front 29

Innervates serratus anterior

Back 29

long thoracic nerve (C5-7)

Front 30

The only major structure that passes directly through the medial axillary wall into the axilla.

Back 30

Intercostaobrachial nerve

Front 31

What is enclosed in the axillary sheath?

Back 31

Axillary artery
Axillary vein
Larger parts of the brachial plexus

Front 32

The cephalic vein empties into:

Back 32

The axillary vein

Front 33

Muscles responsible for flexion of the arm.

Back 33

Deltoid (anterior)
Coracobrachialis
Pectoralis major (clavicular head)
Biceps brachii (short head)

Front 34

Muscles responsible for extension of the arm.

Back 34

Deltoid (posterior)
Triceps (long head)
latissimus dorsi
pectoralis major (sternal head)
teres major

Front 35

Muscles responsible for abduction of the arm.

Back 35

Supraspinatus
Deltoid (middle fibers)
Serratus anterior
Trapezius

Front 36

Muscles responsible for adduction of the arm

Back 36

Latissmus dorsi
Pectoralis major
Teres major
Triceps (long head)
subscapularis

Front 37

Muscles responsible for internal rotation of the arm

Back 37

subscapularis
pectoralis major
teres major
latissmus dorsi
deltoid (anterior)

Front 38

Muscles responsible for external rotation of the arm

Back 38

infraspinatus
Teres minor
deltoid (posterior)

Front 39

Structures often injured in fractures of the shaft of the humerus

Back 39

Radial nerve
Profunda brachii artery

Front 40

Often damaged during the fracture of the surgical neck of the humerus

Back 40

Axillary nerve

Front 41

Muscles in the anterior compartment of the arm

Back 41

Coracobrachilis
Biceps brachii
Brachilis

Front 42

Muscles innervated by the musculocutaneous nerve

Back 42

Coracobrachilis
Biceps brachii
Brachilis

Front 43

Muscles in the posterior compartment of the arm

Back 43

Triceps brachii
anconeus

Front 44

Muscles in the posterior compartment of the arm are innervated by which nerve?

Back 44

Radial nerve

Front 45

Muscles in the posterior compartment of the arm are supplied by which artery?

Back 45

Profunda brachii (deep brachii) artery

Front 46

Structures that form the triangular interval

Back 46

Long head of triceps
Shaft of humerus
Inferior margin of the teres major

Front 47

What passes through the triangular interval?

Back 47

Radial nerve
Brachii artery

Front 48

Function of the anconeus

Back 48

Assist triceps in extending the forearm
Abduct ulna during pronation

Front 49

Transverse fracture at distal humerus above the condyles (supracondylar fracture) may damage:

Back 49

Median nerve
Brachial artery

Front 50

Common site of entrapment of the median nerve

Back 50

Between the humeral and ulnar heads of the pronator teres

Front 51

The anterior and posterior compartments of the forearm are separated by:

Back 51

radius/ulna
interosseous membrane
intermuscular septum

Front 52

Superficial flexors of the forearm

Back 52

Pronator teres
Flexor carpi radialis
Palmaris longus
Flexor carpi ulnaris

Front 53

Intermediate flexors of the forearm

Back 53

Flexor digitorum superficialis

Front 54

Deep flexors of the forearm

Back 54

Flexor digitorum profundus
Flexor pollicis longus
Pronator quadratus

Front 55

Action of pronator teres

Back 55

Pronates and flexes forearm

Front 56

Action of flexor carpi radialis

Back 56

Flexes and abducts hand

Front 57

Action of palmaris longus

Back 57

Flexes hand and tenses palmar aponeurosis

Front 58

Action of flexor carpi ulnaris

Back 58

Flexes and adducts hand

Front 59

Action of flexor digitorum superficialis

Back 59

Flexes wrist and digits 2-5 at metacarpophalangeal joint and proximal interphalangeal joint.

Front 60

Action of flexor digitorum profundus

Back 60

Flexes distal interphalangeal joints of digits 2-5

Front 61

Action of flexor pollicis longus

Back 61

Flexes inpterphalangeal joint of thumb and carpometacarpal joints

Front 62

Action of pronator quadratus

Back 62

Pronates forearm

Front 63

Nerve that innervates the extensor muscles of the forearm

Back 63

Branches of the radial nerve

Front 64

Superficial extensors of the forearm:

Back 64

Brachioradialis
extensor carpi radialis longus
extensor carpi radialis brevis
extensor digitorum
extensor digiti minimi
extensor carpi ulnaris

Front 65

Deep extensors of the forearm

Back 65

supinator
abductor pollicis longus
extensor pollicis brevis
extensor pollicis longus
extensor indicis

Front 66

Tenderness in the anatomical snuff box may indicate a:

Back 66

scaphoid fracture

Front 67

Anastomoses of the forearm

Back 67

The profunda brachii artery splits into middle collateral and radial collateral arteries that anastomose with the interosseous recurrent and radial recurrent arteries, respectively.

The inferior ulnar collateral and superior ulnar collateral arteries anastomose with the anterior and posterior ulnar recurrent arteries, respectively.

Front 68

The median nerve innervates:

Back 68

All of the flexors of the forearm except flexor carpi ulnaris and the medial half of flexor digitorum profundus.

1st and 2nd lumbricals

Muscles of the thenar eminence

Innervates the skin of the palmar side of the thumb, index, middle, and half the ring finger and the nail bed of these fingers

Front 69

Muscles in the thenar eminence

Back 69

Abductor pollicis brevis
Flexor pollicis brevis
Opponens pollicis

Front 70

Symptoms of damage to the median nerve

Back 70

Ape hand
Benediction sign

Front 71

Borders of Guyon's Canal (ulnar canal)

Back 71

Floor: transverse carpal ligament, hypothenar muscles

Roof: volar carpal ligament

Ulnar border:Prisiform and pisohamate ligament, abductor digiti minimi

Radial border: hook of hamate

Front 72

The ulnar nerve innervates:

Back 72

Forearm: Flexor carpi ulnaris, medial half of flexor digitorum profundus

Abductor digiti minimi, Flexor digiti minimi, opponens digiti minimi, 3rd and 4th lumbricals, palmar and dorsal interossei, adductor pollicis, palmaris brevis

Innervates the skin of the medial 1/3 of the palm, dorsal and palmar surfaces of the medial 1.5 digits

Front 73

Signs of damage of the unlar nerve

Back 73

Claw hand deformity, inability to make a fist

Front 74

The 8 carpal bones:

Back 74

Scaphoid
Lunate
Triquetral
Pisiform
Trapezium
Trapezoid
Capitate
Hamate

Front 75

Most frequently fractured carpal bone

Back 75

Scaphoid

Front 76

Boundaries of the anatomical snuff box

Back 76

Laterally: Tendons of abductor pollicis longus and extensor pollicis brevis

Medially: Tendon of extensor pollicis longus

Floor: scaphoid and trapezium

Front 77

Contents of the anatomical snuff box

Back 77

Radial artery, superficial branch of the radial nerve, cephalic vein

Front 78

Contents of the carpal tunnel

Back 78

Forearm flexor tendons, median nerve

Front 79

The palmar aponeurosis is continuous with what tendon?

Back 79

Palmaris longus

Front 80

A pathological thickening and shortening of fibers of the palmar aponeurosis

Back 80

Dupuytren's Contracture

Front 81

The 5 compartments of the hand

Back 81

Central
Thenar
Hypothenar
Adductor
Interosseous

Front 82

Contents of the central compartment of the hand

Back 82

Long flexor tendons
Lumbrical muscles
median nerve
ulnar nerve
superficial palmar arterial arch

Front 83

Contents of the hypothenar compartment

Back 83

Abductor digiti minimi
Flexor digiti minimi brevis
Opponens digiti minimi

Front 84

The superficial palmar arch is a direct continuation of the _______ artery.

Back 84

ulnar

Front 85

The deep palmar arch is a direct continuation of the _______ artery.

Back 85

radial

Front 86

What passes through guyons canal?

Back 86

Ulnar nerve