Term
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Definition
O: Nuchal line, occipital protuberance, cervical and thoracic vertebra
I: scapular spine and aromion
N: Accessory nerve (XI)
F: Elevates scapula |
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Term
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Definition
O: scapular spine clavicle and acromion
I:Deltoid tuberosity (humerus)
N: Axillary nerve
F: Abducts arm |
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Term
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Definition
O: Cervical vertebra
I: Scapula
N: C3,4,5 Dorsal scapular nerve
F: Elevates scapula |
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Term
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Definition
O: ligamentum nuchae and cervical/thoracic vertebra
I: Scapula
N: Dorsal scapular nerve
F: Elevates and retracts scapula |
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Term
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Definition
O: Thoracic vertebrae
I: Scapula
N: Dorsal scapular nerve
F: Elevates and retracts scapula |
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Term
| Supraspinatus (Rotator Cuff muscle) |
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Definition
O: Supraspinous fossa of the scapula
I: Greater tubercle of humerus
N: Suprascapular nerve
F: abducts arm |
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Term
| Infraspinatus (ROTATOR CUFF MUSCLE) |
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Definition
O: Infraspinous fossa of scapula
I: Greater tubercle of humerus
N: Suprascapular nerve
F:Lateral rotation of arm |
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Term
| Teres minor (Rotator cuff muscle) |
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Definition
O:Posterior scapula
I: Greater tubercle of humerus
N: Axillary nerve
F: lateral rotation of arm |
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Term
|
Definition
O: Posterior, inferior angle of scapula
I: Intertubercular sulcus of humerus
N: Inferior subscapular nerve
F: medial rotation and extension of the arm |
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Term
| Long head of triceps brachii |
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Definition
O: Infraglenoid tubercle on scapula
I: Olecranon process of ulna
N: Radial nerve
F: Extension of forearm |
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Term
|
Definition
O: clavicular head, anterior sternum, first seven costal cartilages
I: Intertubercular sulcus of humerus
N: Medial and lateral pectoral nerves
F: Flexion, adduction, and medial rotation of arm |
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Term
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Definition
O: first rib near costal cartilage
I: Clavicle
N: nerve to subclavius
F: Pulls clavicle medially |
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Term
|
Definition
O: Ribs III-V
I: Coracoid process of scapula
N: Medial pectoral nerves (C5-8 and T1)
F: pulls tip of shoulder down, protracts scapula |
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Term
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Definition
O: Lateral surfaces of upper ribs
I: Medial border of scapula
N: Long thoracic nerve (C5-8)
F: Protraction and rotation of scapula |
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Term
| Subscapularis (Rotator cuff muscle) |
|
Definition
O: Subscapular fossa
I: Lesser tubercle of humerus
N: Upper and lower subscapular nerves
F: medial rotation of arm |
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Term
|
Definition
O:Inferior angle of scapula
I: Intertubercular sulcus on humerus
N: Upper and lower subscapular nerves
F: medial rotation and extension of arm |
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Term
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Definition
O: Thoracic vertebae
I: Intertubercular sulcus
N: Thoracodorsal nere
F: Adduction, medial rotation and extension of the arm |
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Term
| Long head of triceps brachii |
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Definition
O: Infraglenoid tubercle on scapula
I: Olecranon process of ulna
N: Radial nerve
F: Extension of the forearm |
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Term
|
Definition
O: Long head- supraglenoid tubercle on scapula
short head- coracoid process
I: Tuberosity of radius
N: Musculocutaneous nerve
F: flexes and supinates forearm |
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Term
|
Definition
O: Coracoid process
I: Medial midshaft of humerus
N: Musculocutaneois nerve
F: Flexes and adducts are |
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Term
| Superficial layer of anterior compartment of forearm |
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Definition
-flexor carpi ulnaris
-palmaris longus
-flexor carpi radialis
-pronator teres |
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Term
| Intermediate layer of anterior compartment of forearm |
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Definition
| flexor digitorum superficialis (ends at proximal digit) |
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Term
| Deep layer of anterior compartment of forearm |
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Definition
-flexor digitorum profundus (all the way to distal digit)
-flexor pollicis longus
-pronator quadratus |
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Term
|
Definition
O: medial humeral head and ulnar head
I: Pisiform and 5th metacarpal
F: flexes and adducts hand at wrist
N: Ulnar nerve |
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Term
|
Definition
O: Medial epicondyle of humerus
I: distal part of retinaculum and palmar aponeurosis (base of palm)
F: flexes hand at wrist, tightens palmar aponeurosis
N: Median nerve |
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Term
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Definition
O: medial epicondyle of humerus
I: base of 2nd metacarpal
F: flexes hand at wrist and abducts it.
N: Median nerve |
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Term
|
Definition
O: Medial epicondyle of humerus
I: Middle of lateral surface of radius
F: Pronate, flexes at elbow
N: median |
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Term
| Flexor digitorum superficialis |
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Definition
O: Humeroulnar head and radial head
I: Middle phalanges of medial 4 digits
F: Flexes middle phalanges
N: Median |
|
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Term
| Flexor digitorum profundus |
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Definition
O: Proximal ulna and interosseus membrane
I: Bases of distal phalanges in medial 4 digits
F: Flexes distal phalanges of medial 4 digits
N: Medial part: ulnar
Lateral part: median nerve |
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Term
|
Definition
O: ant. surface of radius and interosseus membrane
I: Base of distal phalanx of thumb
F: Flexes phalanges of thumb
N: Median |
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Term
|
Definition
O: Distal Fourth of Ulna
I: Distal fourth of radius
F: Pronates
N: Median nerve |
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Term
| What is the flexor retinaculum? |
|
Definition
|
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Term
| Superficial muscles of posterior compartment |
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Definition
-brachioradialis
-extensor carpi radialis longus
-extensor carpi radialis brevis
-extensor digitorum
-extensor digit minimi
-extensor carpi ulnaris
-anconeus |
|
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Term
|
Definition
abducts ulna out of way during supination
-O: Lateral epicondyle of humerus
-I: Lateral surface of olecranon |
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Term
| Deep layer of posterior compartment of forearm |
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Definition
Supinator
Abductor pollicis longus
Extensor pollicis brevis
Extensor pollicis longus
Extensor indicis |
|
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Term
| Where is anatomical snuffbox locatd? |
|
Definition
| Snuffbox- in bw extensor policis brevis and extensor policis longis |
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Term
| Arteries of the posterior compartment |
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Definition
Posterior interosseus artery
-from ulnar artery->common interosseus artery
Ant. interosseus artery
-from ulnar artery->common interosseus artery
Radial artery
-supply extensor muscles |
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Term
| What are the muscles of the thenar and hypothenar muscles? |
|
Definition
-opponens pollicis
-abductor pollicis brevis
-flexor pollicis brevis
-Opponens digiti minimi
-Flexor digiti minimi
-lumbricals
JUST NEED TO KNOW FXNS AND INNERVATIONS |
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Term
|
Definition
F: Opposes thumb toward middle of palm and rotates medially
N: median nerve |
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Term
|
Definition
F: abducts thumb
N: Median |
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Term
|
Definition
F: flexes proximal phalanx of thumb
N: median |
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Term
|
Definition
F: brings 5th digit into opposition with thumb
N: ulnar |
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Term
|
Definition
F: abducts 5th digit
N: ulnar |
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Term
|
Definition
F: Flexes proximal portion of 5th digit
N: ulnar |
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Term
|
Definition
F: flex at metacarpophalangeal joints, extends at interphalangeal joints
N:Median nerve |
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Term
|
Definition
F: flex at metacarpophalangeal joints, extends at interphalangeal joints
N:ulnar nerve |
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