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Anatomy muscles
anatomy muscles of arm, forearm and hand ( papable
30
Anatomy
Not Applicable
10/24/2011

Additional Anatomy Flashcards

 


 

Cards

Term
Coracobrachialis
Definition

 Proximal attachment: apex of coracoid process

Distal: Middle 3rd of medial surface + border of humerus

Action: Weakly adducts arm,aids in stabilizing humerus

Nerve:musculocutaneous

 

Term
Biceps Brachii
Definition

P: long- supraglenoid tubercle of scapula

    short- coracoid process of scapula

D: Radial tuberosity, bicipital aponeurosis

A: Supinates forearm, flexes forearm ,weakly flexes arm 

N: Musculocutaneous

Term
Brachialis
Definition

P: lower 1/2 of Ant. Humerus

D: coronoid prc. of ulna, ulnar tuberosity

A: flexes forearm

N: Musculocutaneous

Term
Deltoid
Definition

P: Ant- Ant. border+sup. surface of lat. 3rd of clavicle

     Mid- lat.border of acromion prc.

     Post- spine of scapula

D: Deltoid tuberosity

A: ant- flexion + Med Rotation, Mid-abduction, post-ext and lat rotation

N: Axillary

Term
Supraspinatus
Definition

P: Supraspinous fossa

D: upper part of greater tubercle + GH joint capsule

A: Helps Deltoid in abduction; draws humerus toward glenoid fossa.

N: suprascapular

Term
Infraspinatus
Definition

P: Infraspinous fossa

D: middle facet of greater tubercle of humers+ GH joint capsule

A: Draws humerus toward glenoid fossa, lat rotation; aids in humerus stabilization

N: suprascapular

Term
Subscapularis
Definition

P:Subscapular fossa( anterior of scapula)

D: Lesser tubercle ,Ant part of GH joint capsule

A: Medially rotates arm, pulls head into glenoid fossa, stabilizing the joint.

N: Upper+ lower subscapularis

Term
Teres Minor
Definition

P: Upper 2/3rds of post surface of the axillary border of the scapula

D: GH joint capsule+ lower facet of greater tuberosity 

A: lateral rotation of arm, weakly adducts, draws humerus toward glenoid fossa

N: Axillary

Term
Teres Major
Definition

P: Lower 3rd of post surface of the lateral border of the scapula

D: medial lip of bicipital groove

A: Medially rotates arm, adducts , extends

N: Lower subscapular

Term
Triceps Brachii
Definition

P: Long- Infraglenoid tubercle of scapula

    Lat- upper 1/2 of post humerus

    Med- lower 1/2 of post humerus

D: Post of olceranon prc of ulna

A: Extends forearm, long head aids in adduction, stabilizes humerus when carrying an object

N: Radial

Term
Anconeus
Definition

P: post part of Lateral epicondyle

D:Lateral surface of olceranon prc+post surface of ulna

A:Extends forearm

N: Radial

Term
Pronator Teres
Definition

P:Humeral-Med. supracondylar ridge+Med. epicondyle

   Ulnar-Medial border of coronoid prc.of ulna

D:Middle of lateral surface of radius( Pronator tuberosity)

A:Pronates +flexes forearm

N:Median

Term
Flexor Carpi Radialis
Definition

P: Common flexor tendon( CFT),Med. epicondyle

D: Bases of 2nd +3rd metacarpals

A: flexes hand

N: median

Term
Palmaris Longus
Definition

P: CFT+ medial epicondyle

D: Front + center of flexor retinaculum+ palmar aponeurosis

A: Flexes hand

N: Meidan

Term
Flexor Carpi Ulnaris
Definition

P: Humeral-CFT 

    Ulnar- Med margin of olceranon prc + dorsal border of unla

D: Pisiform bone , Hook of hammate+ base of 5th metacarpal

A:flexes hand

N: Ulnar

Term
Flexor Pollicis Longus
Definition

P: Middle +Ant of radius, interosseous membrane, med epicondyle

D: Palmar aspect of base of distal phalanx of thumb

A: Flexes thumb

N: Ant interosseous branch of median

Term
Brachoradialis
Definition

P:Upper 2/3rds of lat. supracondylar ridge

D: Base of styloid prc + lat surface of radius

A: flexes forearm

N: radial

 

Term
Extensor Carpi Radialis longus
Definition

P: lower 3rd of supracondylar ridge

D: Dorsal surface of base of the 2nd Metacarpal

A: Extends hand

N: Radial

Term
Extensor Carpi Radialis Brevis
Definition

P: CET, Lat Epicondyle ( Common Extensor Tendon)

D: Dorsal of 3rd MC

A: Extends hand Radial

Term
Extensor Digitorum
Definition

P: CET, Lat epicondyle

D: Lat+ Dorsal of phalanges

A: Extends fingers and wrist

N: Deep branch of radial

Term
Extensor Digiti Minimi
Definition

P: CET,Lat epicondyle

D: Dorsal of 1st phalanx of 5th finger

A: extends 5th finger

N: radial

Term
Abductor Pollicis Longus
Definition

P: post surface of radius, ulna, Interosseous membrane

D: Base of prox phalanx of thumb

A: extends + abducts thumb

N: Radial

Term
Extensor Pollicis Longus
Definition

P:Middle 3rd of doral ulna, I.M.

D: base of distal phalanx of thumb

A: Extends thumb

N: Radial

Term
Supinator
Definition

P: Lat epicondyle, Radial collateral lig.,supinator crest

D: Dorsal & lat surface of upper 3rd radius

A:Supinates forearm

N: Radial

Term
Abductor Pollicis Brevis
Definition

P: Flexor retinaculum

D: Base of prox phalanx of thumb

A: Abducts forearm , opposition

N: median

Term
Opponens Pollicis
Definition

P: Flexor retinaculum, tubercle of trapezium

D: Lateral border of 1st MC

A: Rotates thumb into opposition

N: Lat : median ,Med: Ulnar

Term
Adductor Pollicis
Definition

M:Oblique- Ant 2nd +3rd MC's, capitate ,trapezoid

   Transverse: Ant of 3rd MC

L: Medial side of prox phalanx of thumb,sesamoid bones

A: Adducts thumb

N: Ulnar

 

Term
Abductor Digiti Minimi
Definition

P: Pisiform , Tendon of FCU

D: Med side of prox phalanx of 5th finger

A: Abducts 5th finger

N: Ulnar

Term
Flexor Digiti Minimi
Definition

P: Ant of flexor retinaculum, hook of hammate

D: Med side of base of prox phalanx of 5th finger

A: Flexes 5th finger@MCP jt

N: Ulnar

Term
Opponens Digiti Minimi
Definition

P: Ant of Flexor retinaculum, Hook of hammate

D: Whole length of med border of 5th MC

A: Rotates 5th MC, draws 5thMC forward

N: Ulnar

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