Cubital Fossa

Question 1

The cubital (anticubital) fossa is a _____-shaped (elevation or depression?) over the (anterior or posterior?) aspect of the ____ joint.

It represents an area of transition between the anatomical ___ and the ____ , and conveys several important structures between these two areas.

Answer 1

triangular

Depression

anterior

elbow

arm; forearm

Question 2

The cubital fossa is ____ in shape and consists of ____ borders, a ___, and a ____

Answer 2

triangular

three

roof

floor

Question 3

BOUNDARIES of the cubital fossa

Base: _____ joining the _____ of ____

Laterally : _____ border of _____

Medially: _____ border of _____

Apex: where _____ and _____ overlap

Answer 3

imaginary line ; 2 epiondyles ; humerus

medial; brachioradialis

lateral; pronator teres

brachioradialis and pronator teres

Question 4

Roof of cubital fossa:

Skin, _____ fascia, ____ fascia, ______

Answer 4

superficial; deep

bicipital aponeurosis

Question 5

Floor of cubital fossa:

______ medially, _____ laterally

Answer 5

brachialis

supinator

Question 6

CONTENTS

• _____ nerve
• ______ nerve
• _____ artery (start or end?)
• (start or end ?) of ___ and ____ arteries
• tendon of ____

Answer 6

radial

median

brachial; end

Start ; radial and ulnar

biceps brachii

Question 7

Radial nerve – travels along the _____ border of the cubital fossa and divides into ____ and ___ branches.

Answer 7

lateral

superficial and deep

Question 8

Radial nerve has a purely sensory function in the posterior forearm and hand.
T/F

Answer 8

F

Both motor and sensory

Question 9

Biceps tendon – passes (laterally or medially?) through the cubital fossa and attaches to the ______

It gives rise to the bicipital aponeurosis which contributes to the ____ of the cubital fossa.

Answer 9

centrally

radial tuberosity

roof

Question 10

radial tuberosity is immediately distal to the radial ____

Answer 10

neck

Question 11

Brachial artery – bifurcates into the ___ and ____ arteries at the ____ of the cubital fossa.

Answer 11

radial and ulnar

apex

Question 12

The brachial pulse can be felt in the cubital fossa by palpating (medial or lateral?) to the _____

Answer 12

Medial

biceps tendon

Question 13

Median nerve – travels (medially or laterally?) through the cubital fossa, exiting by passing between the two heads of the _____.

Answer 13

Medially

pronator teres

Question 14

Median nerve has a motor and sensory function in the anterior forearm and hand.
T/F

Answer 14

T

Question 15

The roof of the cubital fossa also contains several (superficial or deep?) veins.

Notably, the ____ vein, which connects the ____ and _____ veins and can be accessed easily – a common site for ____.

Answer 15

Superficial

median cubital

basilic and cephalic

venepuncture

Question 16

Mnemonic for contents of the cubital fossa – ___ (radial nerve) ___ (biceps tendon) ____ (brachial artery) ____ (median nerve).

Answer 16

Really Need

Beer To

Be At

My Nicest

Question 17

A supracondylar fracture is a fracture of the (proximal or distal?) ——- .

The fracture is typically ____ or ____, and the most common mechanism of injury is ________.

It is more common in ____ than _____

Answer 17

distal

humerus

transverse or oblique

falling on an outstretched hand

children than adults.

Question 18

In a Supracondylar fracture, the contents of the cubital fossa can be damaged – either directly, or by soft tissue swelling following the trauma. Damage to the brachial artery, if not repaired, can cause _______ contracture as the forearm ____ muscles become _____ and ____

Answer 18

Volkmann’s ischaemic

flexor

fibrotic and short.

Question 19

Volkmann’s ischaemic contracture refers to uncontrolled ____ of the ___

Answer 19

flexion

hand

Question 20

In a Supracondylar fracture There also can be damage to the (anterior or posterior?) ______ nerve (branch of the ____ nerve), ____ nerve or ____ nerve.

Answer 20

Anterior ; interosseous; median

ulnar; radial

Question 21

The anterior interosseous nerve can be tested by asking the patient to make an ‘___’ sign, testing for weakness of ______

Answer 21

OK

flexor pollicis longus.

Question 22

The Gartland classification is used for these fractures:

Type 1 is _____
Type 2 is _____ but with an _____
Type 3 is _____

Type __ can usually be managed conservatively with an above _____ , whereas types ___ and ____ typically require ___ fixation with (crossed or uncrossed?) ,_____ (-)-wires.

Answer 22

minimally displaced

displaced; intact posterior cortex

completely off-ended.

1

elbow cast

2 and 3

surgical

Crossed

bi-cortical

k

Question 23

The contents of the cubital fossa (lateral to medial):

List them

Answer 23

radial nerve, biceps tendon, brachial artery, median nerve.

Question 24

Roof of cubital fossa is formed by (from superficial to deep):

Skin
Superficial fascia containing :______,_____,_____,____,____
Deep fascia strengthened by ____

Answer 24

median cubital vein,cephalic, basilic, medial and lateral cutaneous nerve of forearm

bicipital aponeurosis

Question 25

Median nerve leaves the cubital fossa by passing between the ___________

Answer 25

2 heads of pronator teres

Question 26

Brachial artery terminates in the cubical fossa at the level of the ______

Answer 26

Neck of radius

Question 27

The radial artery is (superficial or deep?) and leaves the fossa at the apex

Answer 27

Superficial

Question 28

The ulnar artery is (superficial or deep?) and passes deep to ______

Answer 28

Deep

Pronator teres

Question 29

In the cubital fosssa

Radial nerve lies in the gap between _____ muscle Medially and ____ muscle laterally

Answer 29

Brachialis

Brachioradialis

Question 30

At the level of _____ the radial nerve divides into ———- and —— branches

Answer 30

Lateral epicondyle

Superficial and deep

Question 31

The superficial radial nerve passes downward under the cover of ______ muscle

The deep radial nerve disappears into the substance of the _____ muscle

Answer 31

Brachioradialis

Supinator

Question 32

Arm cutaneous INNERVATION

(a) Upper medial part of the arm is supplied by the ____ nerve (__) derived from ____ nerve .
b) Lower medial part of the arm is supplied by the ______ nerve of the arm (____) from medial cord of the brachial plexus.
c) Upper lateral half of the arm is supplied by the ______ nerve of the arm from ____ nerve.
d) Lower lateral half of the arm is supplied by the ______ nerve of the arm (____) from ____ nerve.
e) Posterior aspect of the arm is supplied by the ______ nerve of the arm (C5) from ____ nerve.

Answer 32

intercostobrachial; T2; 2nd intercostal

medial cutaneous ; T1, T2

upper lateral cutaneous ; axillary

lower lateral cutaneous ; C5, C6; radial

posterior cutaneous ; radial

Question 33

Medial side of the forearm is supplied by the _____ nerve of the forearm (C8, T1) from the medial cord of the brachial plexus. It becomes cutaneous halfway down the arm along the _____ vein.

Answer 33

medial cutaneous

basilic

Question 34

Lateral side of the forearm is supplied by the ______ nerve of the forearm (C5, C6) from ____ nerve from the lateral cord of the brachial plexus.

Answer 34

lateral cutaneous

musculocutaneous

Question 35

Posterior side of the forearm is supplied by the _____- nerve of the forearm (C6, C7, C8) from ____ nerve

Answer 35

posterior cutaneous

radial