Elbow Joint

Question 1

ELBOW JOINT

-is a _____ type of joint

Answer 1

synovial

Question 2

HUMERO ULNAR
Between the _____ of the humerus and ______ of the ulna
-______ joint

Answer 2

trochlea

trochlea notch

an hinge

Question 3

HUMERO RADIAL

• between the ____ of the humerus and ____ of radius
• _______ joint

Answer 3

capitulum

head

ball and socket

Question 4

SUPERIOR RADIOULNAR
-between the ____ of the ulna and the ____ of the radius which is held in place by the (delicate or tough?) ______ ligament

Answer 4

radial notch

head

tough annular

Question 5

Fossae above the trochlea & capitulum admit the ____ of the ulna & the ____, respectively, during full (flexion or extension?)

Olecranon fossa admits the _____ during full elbow (flexion or extension

Answer 5

coronoid process

radial head

Flexion

olecranon process

Question 6

Capsule: Is lax at the ____ & ____ to permit ___

Answer 6

front; behind

full elbow flexion & extension

Question 7

The non-articular face s of the elbow joint;,? medial & lateral epicondyles are ______

Answer 7

extracapsular

Question 8

Ligaments of elbow joint

: the capsule is strengthened Medially & Laterally by ______ ligaments

Answer 8

collateral

Question 9

FIBROUS CAPSULE

• ____ at the front and back but ______ at the sides by ligaments
• capsule is attached proximally to _____ and _____ anteriorly but not really ______ posteriorly
• capsule is attached distally to the ____ notch, (anterior or posterior?) border of the ____ and the ___ ligament

Answer 9

thin

strengthened

coronoid and radial fossa

oleacranon fossa

trochlea ; anterior; coronoid process; annular

Question 10

LIGAMENTS

LATERAL LIGAMENT

• _____ in shape
• from ______ to _______

Answer 10

triangular

lateral epicondyle

annular ligament

Question 11

AL is attached medially to the _____ of the ____ and clasps, but DOES NOT attach to, the _____ thus free to rotate within the lig.

Answer 11

radial notch

ULNA

radial head& neck

Question 12

MEDIAL LIGAMENT

• _____ in shape
• Comprise ___,___,____ bands
• extends from the _____ of the ____ and the ____ to the _____ of the ____

Answer 12

anterior, posterior & middle

medial epicondyle; humerus

olecranon

coronoid process

ulna

Question 13

ant and post bands of medial ligament areconnected by a (weaker or stronger ?) ____ band

Answer 13

Weaker

oblique

Question 14

ant is ___-like and (weaker or stronger?)

-post is ___-like and (weaker or stronger?)

Answer 14

cord; stronger

fan; weaker

Question 15

ulna nerve passes (anterior or posterior ?) to ______ in the elbow but still serves the _____ ligament

Answer 15

posterior

medial epicondyle

ulnar collateral

Question 16

Movements of ELBOW joint

• main flexor is ____
• main extensor is ____

Answer 16

brachialis

triceps brachii

Question 17

NERVE SUPPLY of elbow joint

-supplies by ___,___,____,__ nerves

Answer 17

median, musculataneous and radial nerves, and ulnar

Question 18

RELATIONS of the elbow joint
Anteriorly: ____ nerve, ____ , ____ artery, _____ muscle

Posteriorly: ____ a ____——

Answer 18

median

bicipital aponeurosis

brachial

brachialis

Triceps a small bursa

Question 19

RELATIONS of the elbow joint

Medially: _____ nerve

Laterally: _____ tendon and _____ muscle

Answer 19

ulnar

common extensor

Question 20

MOVEMENTS of elbow joint

Flexion (___°): ____,____,—— & ____ muscles

Extension (___°): ____ +_____

Answer 20

140 ; Biceps; Brachialis; brachioradialis; forearm flexor

0; Triceps; anconeus

Question 21

Extension by anconeus is to a greater extent compared to extension by triceps brachii

T/F

Answer 21

F

Question 22

Movements of elbow joint

Pronation (___°):_____ &____

Supination (___°):_____ , Weaker supinators like _____,_____ and ______)

Answer 22

90; pronator teres; pronator quadratus.

90; biceps brachii

Supinator; extensor pollicis longus and brevis

Question 23

biceps is the most powerful supinator.

T/F

Answer 23

T

Question 24

Elbow dislocation

• The classical injury is (anterior or posterior?) dislocation caused by a _____ on the ____
• It is commonest in _____ whilst ____ is Incomplete

Answer 24

posterior

fall on the outstretched hand

children; ossification

Question 25

Nerve injury in elbow joint - Ulnar nerve is adjacent to the _____ ligament as it passes forwards (above or below?) the medial epicondyle - The nerve is at risk in many types of injury, e.g. fracture dislocations, _____ and even during _____

Answer 25

medial collateral Below compression surgical explorations

Question 26

About elbow joint _____ is the main flexor _______ is the flexor when it’s supinated ______ is the flexor when it’s pronated ______ assists the flexion

Answer 26

Brachialis Biceps brachii Pronator teres Brachioradialis

Question 27

The posterior interosseous nerve (which is just another name for _____ BRANCH OF _____ NERVE), is part of the CUBITAL fossa T/F

Answer 27

DEEP; RADIAL T

Question 28

tennis elbow. It’s also called ______ Which is inflammation of the _______

Answer 28

Lateral Epicondylitis lateral epicondyle

Question 29

golfers elbow Also called _________ Is the inflammation of the ______

Answer 29

Medial epicondylitis medial epicondyle

Question 30

The lateral collateral ligament of the elbow is attached to the neck of radius T/F

Answer 30

F It’s to annular ligament

Question 31

The elbow joint and Superior radioulnar joint share what and what??

Answer 31

Synovial membrane and joint capsule only

Question 32

Annular ligament surrounds the only the head of the radius | T/F

Answer 32

F Surrounds head and upper neck

Question 33

The anterior and posterior bands of the medial collateral ligament both originate from the ______ Anterior band goes anteriorly to attach to _______ Posterior band goes posteriorly to attach to _____

Answer 33

medial epicondyle Coronoid process of the ulna Olecranon process of the ulna

Question 34

Elbow is a hinge synovial joint T/F

Answer 34

T

Question 35

Ligaments of the elbow joint

Answer 35

Fibrous capsule Medial collateral Lateral collateral

Question 36

Movements of the elbow joint

Answer 36

Flexion and extension