- Medial Condyle - Lateral Condyle - Medial supracondylar ridge - Lateral supracondylar ridge - Medial epicondyle - Lateral epicondyle - Coronoid fossa - Radial fossa - Trochlea - the "pulley" or "spool" shaped landmark on the distal humerus [important for MBLEX] - Capitulum - articulates with the head of the radius [important for MBLEX] - Olecranon fossa [important for MBLEX]

- Head of radius - articulates with the capitulum of the humerus - Neck of radius - Radial tuberosity - the insertion for the biceps brachii - Styloid process

- Olecranon process (the point of the elbow) - the insertion for the triceps brachii - Trochlear process - Coronoid process - Radial notch of ulna - Tuberosity of ulna - Head of the ulna - Styloid process of ulna

Distal row: - Hamate - Capitate - Trapezoid - Trapezium Proximal row: - Pisiform - a sesamoid bone [important for MBLEX] - Triquetrum - Lunate - Scaphoid

3 - Kines - Unit 2 - Forearm, Wrist & Hand Flashcards by Ceci Ch

Bones - Quantity in forearms, wrists & hands

60 bones

Including distal ends of humerus in both arms

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Bones - 6 types of bones in forearms, wrists & hands

Humerus - Arm bones (x2)
Radius - Lateral forearm bones (x2)
Ulna - Medial forearm bones - (x2)
Carpals - Wrist bones - (x16 - 8 per wrist)
Metacarpals - Hand bones - (x10 - 5 per hand)
Phalanxes - Finger bones - (x28 - 14 per hand)

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Landmarks - Definition - Condyle

Rounded, knuckle-like projection at the end of a bone usually at a joint

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Landmarks - Definition - Epicondyle

Bony prominence upon a condyle

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Landmarks - Definition - Fossa

Shallow depression or dent in a bone

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Landmarks - Definition - Trochlea

Latin for “pulley” or “spool”

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Landmarks - Definition - Tuberosity

Large, rounded, usually roughened protuberance

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Landmarks - Humerus

Medial Condyle
Lateral Condyle
Medial supracondylar ridge
Lateral supracondylar ridge
Medial epicondyle
Lateral epicondyle
Coronoid fossa
Radial fossa
Trochlea - the “pulley” or “spool” shaped landmark on the distal humerus [important for MBLEX]
Capitulum - articulates with the head of the radius [important for MBLEX]
Olecranon fossa [important for MBLEX]

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Landmarks - Radius

Head of radius - articulates with the capitulum of the humerus
Neck of radius
Radial tuberosity - the insertion for the biceps brachii
Styloid process

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Landmarks - Ulna

Olecranon process (the “point” of the elbow) - the insertion for the triceps brachii
Trochlear process
Coronoid process
Radial notch of ulna
Tuberosity of ulna
Head of the ulna
Styloid process of ulna

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Landmarks - Carpals

Distal row:

Hamate
Capitate
Trapezoid
Trapezium

Proximal row:

Pisiform - a sesamoid bone [important for MBLEX]
Triquetrum
Lunate
Scaphoid

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Landmarks - Metacarpals

Numbered 1-5 with thumb being #1

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Landmarks - Phalanxes

First digit : the thumb
Terms pollux, pollex, pollicus & pollicis refer to thumb
Thumb has 2 phalanxes
Four other digits : 3 phalanxes each

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Joints - Quantity & names

11 different joints found within forearm and hand

Humeroradial joint
Humeroulnar joint
Proximal Radioulnar joint
Distal Radioulnar joint
Radiocarpal joint
Midcarpal joint
Carpometacarpal joint of the first digit/phalange (thumb)
Carpometacarpal joints of the second to fifth digits/phalanges
Metacarpophalangeal joint (MCP)
Proximal interphalangeal joint (PIP)
Distal interphalangeal joint (DIP)

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Joints - Humeroradial joint

Distal humerus + proximal radius

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Joints - Humeroulnar joint

Distal humerus + proximal ulna

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Joints - “Elbow” joint

Humeroradial joint + humeroulnar joint

Hinge joint

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Joints - Proximal Radioulnar joint

Proximal radius + proximal ulna
Pivot joint

(MBLEX)

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Joints - Distal Radioulnar joint

Distal radius + distal ulna

Gliding joint

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Joints - Radiocarpal joint

Distal radius + proximal carpals
Ellipsoid joint

(MBLEX)

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Joints - Midcarpal joint

Study These Flashcards

Proximal row of carpal + distal row of carpals

Gliding joint

Joints - Carpometacarpal joint of the first digit/phalange (thumb)

Study These Flashcards

Distal row of carpals + proximal end of 1st metacarpal
Ellipsoid-shaped saddle joint

(MBLEX)

Joints - Carpometacarpal joints of the second to fifth digits/phalanges

Study These Flashcards

Distal row of carpals 2-5 + proximal ends of metacarpals 2-5

Gliding joint

Joints - Metacarpophalangeal joint (MCP)

Study These Flashcards

Distal end of metacarpal + proximal end of proximal phalanx
Ellipsoid joint

(MBLEX)

Joints - Proximal interphalangeal joint (PIP)

Proximal phalanx + middle phalanx | Hinge joint

Joints - Distal interphalangeal joint (DIP)

Middle phalanx + distal phalanx | Hinge joint

Movements - Flexion

Decrease of angle in a joint by bringing bones together

Movements - Extension

Increase of the angle in a joint by moving bones apart

Movements - Pronation

Palm of the hand turning posteriorly and inferiorly or downwards

Movements - Supination

Palm of the hand turning anteriorly and superiorly or upwards

Movements - Abduction

Lateral movement away from the midline - of the trunk of the body (for wrist/hand movement) - of the hand (for finger/thumb movement)

Movements - Adduction

Medial movement towards the midline - of the trunk of the body (for wrist/hand movement) - of the hand (for finger/thumb movement)

Movements - Elbow / Forearm movement

- Flexion of the elbow | - Extension of the elbow

Movements - Radioulnar movement

- Pronation | - Supination

Movements - Wrist / Hand movement

- Flexion of the wrist - Extension of the wrist - Abduction of the wrist - AKA radial deviation - Adduction of the wrist - AKA ulnar deviation

Movements - Finger / Thumb movement

- Flexion of the fingers or thumb - Extension of the fingers or thumb - Abduction of the fingers or thumb - Adduction of the fingers or thumb

Muscle Origins, Insertions & Actions - Biceps Brachii

Two headed muscle on the anterior arm [Origin] Scapula: - Long head: Supraglenoid tubercle - Short head: coracoid process [Insertion] Radius: - Radial tuberosity - Bicipital aponeurosis [Action] Flexion of the elbow Supination of the forearm Flexion of the shoulder

Muscle Origins, Insertions & Actions - Triceps Brachii

Three headed muscle on the posterior arm [Origin] Long head: infraglenoid tubercle of the scapula Lateral head: posterior surface of the proximal half of humerus Medial/deep head: posterior surface of the distal half of humerus [Insertion] Olecranon process of the ulna [Action] Extension of the elbow

Muscle Origins, Insertions & Actions - Brachialis

[Origin] Anterior surface of the distal half of humerus [Insertion] Tuberosity of the ulna Coronoid of the ulna [Action] Flexion of the elbow

Muscle Origins, Insertions & Actions - Brachioradialis

[Origin] Lateral supracondylar ridge of humerus [Insertion] Styloid process of the radius [Action] Flexion of the elbow

Muscle Origins, Insertions & Actions - Extensors of the wrists, hand and digits - Names (x5)

- Extensor carpi radialis longus - Extensor carpi radialis brevis - Extensor carpi ulnaris - Extensor digitorum - Extensor indicis

Muscle Origins, Insertions & Actions - Extensors of the wrists, hand and digits (x5)

5 Extensors: carpi radialis longus / carpi radialis brevis / carpi ulnaris / digitorum / indicis [Origin] Common extensor tendon from the lateral epicondyle of the humerus [Insertion] Various metacarpal and phalangeal attachments [Action] Extension of the wrist and fingers

Muscle Origins, Insertions & Actions - Anconeus

A weak elbow extensor

Muscle Origins, Insertions & Actions - Flexors of the wrist, hand & digits names - Names (x5)

- Flexor carpi radialis - Palmaris longus - Flexor carpi ulnaris - Flexor digitorum superficialis - Flexor digitorum profundus

Muscle Origins, Insertions & Actions - Flexors of the wrist, hand & digits (x5)

5 Flexors: carpi radialis / palmaris longus / carpi ulnaris / digitorum superficialis / digitorum profundus [Origin] Common flexor tendon from the medial epicondyle of the humerus [Insertion] Various metacarpal and phalangeal attachments [Action] Flexion of the wrist Flexion of the fingers

Muscle Origins, Insertions & Actions - Pronator Teres

A powerful pronator of the forearm | Located on the anterior aspect of the proximal forearm

Muscle Origins, Insertions & Actions - Pronator Quadratus

A weak pronator of the forearm | Located on the deep anterior aspect of the distal forearm

Muscle Origins, Insertions & Actions - Supinator

A supinator of the forearm | Located on the posterolateral aspect of the proximal forearm

Muscle Origins, Insertions & Actions - Muscles of the thumb - 4 groups

[Flexors] - Flexor pollicis brevis - Flexor pollicis longus [Extensor] - Extensor pollicis brevis - Extensor pollicis longus [Abductors] - Abductor pollicis brevis - Abductor pollicis longus [Adductors and apposition] - Adductor pollicis - Opponens pollicis

Muscle Origins, Insertions & Actions - Muscles of the hand

- Lumbricals | - Interossei

Lateral epicondylitis

Tennis' elbow MBLEX

Medial epicondylitis

Golfer's elbow MBLEX

3 - Kines - Unit 2 - Forearm, Wrist & Hand Flashcards

(52 cards)