Exercise 12 Flashcards
Bulb beside the trochlea, lower than the medial epicondyle
Capitulum of the Humerus
The center joint beside the capitulum and the medial epicondyle
Trochlea of the Humerus
Small shallow crater superior to the trochlea
Coronoid Fossa of the Humerus
Small shallow crater superior to the capitulum
Olecranon Fossa of the Humerus
Medial side of the capitulum, small bump
Medial Epicondyle of the Humerus
Lateral to the capitulum, small bump on the outside of the humerus
Lateral Epicondyle of the Humerus
Superior end of the radius, closer to the humerus
Radial head
Bridge between the head of the radius and the rest of the radius
Neck of the radius
Bump below the neck and head of the radius
Radial tuberosity
Superior to the trochlear notch of the Ulna
Olecranon process of the Ulna
Large notch noticeably the most impressive thing about the ulna
Trochlear notch of the Ulna
Process inferior the trochlear notch on the Ulna
Coronoid Process of the Ulna
Ligament connecting the radius to the humerus, one piece, connects into the annular ligament
Radial collateral ligament
Connects the ulna to the humerus, two pieces
Ulnar collateral ligament
Comes over the top of the radius and the ulna, surrounds both
Annular ligament
Origin of the Biceps Brachii
Coracoid, and other process of Scapula
Insertion of the Biceps Brachii
Tuberosity of radius, fascia of forearm
Action of the Biceps Brachii
Supination and flexion of the forearm
Origin of the Brachialis
Shaft of humerus
Insertion of the Brachialis
Ulna Tuberosity
Action of the Brachialis
Elbow Flexion
Origin of Brachioradialis
Lateral Supracondyle
Insertion of Brachioradialis
Styloid process of Radius
Action of the Brachioradialis
Flexion of the forearm, pronation and supination
Origin of the Triceps Brachii
Glenoid cavity, proximal end of humerus, surface of humeral shaft
Insertion of Triceps Brachii
Olecranon, fascia of forearm
Action of Triceps Brachii
Extends elbow, adducts humerus
Plates hugging the inside of the trochlear notch (on the ulna)
Radial notch (of the ulna)
Membrane between the ulna and the radius
Interosseous membrane
The inferior notch where the radius and ulna meet (on the radius)
Ulnar notch (of the radius)
Origin of the Pronator Teres
Medial epicondyle
Insertion of the Pronator Teres
Lateral surface of radial shaft
Action of the Pronator Teres
Assist pronator quadratura in pronation
Origin of the Supinator
Lateral Epicondyle of the humerus
Insertion of the Supinator
Proximal 1/3 of radius
Action of the Supinator
Supinates the forearm
Medial notch next to the capitulum
Medial Epicondyle (Humerus)
Outside (lateral) notch where muscles attach (Humerus)
Lateral Epicondyle (Humerus)
Bottom of the ulna (towards the hand) small notch
Styloid Process (of the ulna)
Large ‘fin’ towards the hand of the radius
Styloid process (of the radius)
Large bone in the wrist, closer to the thumb, but proximal to the ulna
Scaphoid
Proximal to the radius and scaphoid, but towards the pinky in terms of the scaph.
Lunate
Fingers, but proximal to the hand below the knuckles
Metacarplas
Final extensions of the hand, above the knuckles
Phalanges
Origin of the Flexor Carpi Radialis
Medial epicondyle
Insertion of the Flexor Carpi Radialis
Base of metacarpals
Action of the Flexor Carpi Radialis
Flexes wrist anteriorly, aids in radial flexion
Origin of the Flexor Carpi Ulnaris
Medial epicondyle of humerus, olecranon of Ulna
Insertion of the Flexor Carpi Ulnaris
Metacarpals, Pisiform, hamate
Action of the Flexor Carpi Ulnaris
Flexes wrist anteriorly, aids in ulnar flexion
Origin of the Flexor Digitorum Superficilais
Medial Epicondyle of humerus, UCL, coronoid Process,
Insertion of the Flexor Digitorum Superficilais
Phalanges
Action of the Flexor Digitorum Superficilais
Flexes wrist
Origin of the Extensor Carpi Radialis Longus
Lateral supracondylar ridge of humerus
Insertion of the Extensor Carpi Radialis Longus
Base of metacarpal
Action of the Extensor Carpi Radialis Longus
Extends wrist, aids in radial flexion of wrist
Origin of the Extensor Carpi Radialis Brevis
Lateral epicondyle of humerus
Insertion of the Extensor Carpi Radialis Brevis
Base of metacarpal
Action of the Extensor Carpi Radialis Brevis
Extends wrist, aids in radial flexion
Origin of the Extensor Carpi Ulnaris
Lateral epicondyle of humerus, posterior of ulnar shaft
Insertion of the Extensor Carpi Ulnaris
Base of metacarpal
Action of the Extensor Carpi Ulnaris
Extends and fixes wrist when fist is clenched
Origin of the Extensor Digitorum
Lateral epicondyle of humerus
Insertion of the Extensor Digitorum
Phalanges
Action of the Extensor Digitorum
Extends wrist, tends to spread digits apart