Approximate Location
Terms
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- Latissimus Dorsi
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Wide triangular muscle inferior part of back
"Swimmer's muscle" - Coracobrachialis
-
elongated narrow muscle in arm
connects coracoid process and humerus - Deltoid
- thick shoulder muscle that covers the shoulder joints and forms rounded contour of shoulder
- Supraspinatus
-
rounded muscle
located supraspinous fossa of scapula - Infraspinatus
-
triangular muscle
infraspinous fossa of the scapula - Teres major
-
thick, flattened muscle
inferior to the teres minor
forms part of post. wall of the axilla - Teres minor
-
often inseparable from from the infraspinatus
by the scapula - Muscles used in breathing
-
Diaphram
External intercostals
Internal intercostals - Muscles moving the shoulder girdle
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Pectoralis minor
Serratus anterior
Trapezius
Levator scapulae
Rhomboids (major and minor) - Muscles moving in arm
-
Pectoralis minor
Latissimus dorsi
Coracobrachialis
Deltoid
Supraspinatus
Infraspinatus
Teres major
Teres minor - Muscles moving the forearm
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Biceps brachii
Brachialis
Triceps brachii
Anconeus
Brachioradialis
Supinator
Pronator teres - Biceps brachii
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anterior surface of arm
spans from shoulder to elbow - Brachialis
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deep to biceps brachii
most powerful flexor in forearm - Anconeus
-
small muscle
Lateral part of the posterior aspect of the elbow - Brachioradialis
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Anterolateral part of the forearm
covers radius - Supinator
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Lateral superior part of forearm
radius - Pronator teres
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Medial anterior part of forearm
humerus to ulna to radius - Flexor carpi radialis
- Lateral superficial anterior compartment of forearm
- Palmaris longus
-
Lateral superficial anterior compartment of forearm
next to flexor carpi radialis and extensor carpi radialis longus - Extensor carpi radialis longus
- Lateral superficial posterior compartment of the forearm
- Thenar eminence
-
lateral rounded contour on the palm a.k.a. ball of the thumb
muscles that act on thumb
Abductor pollicis brevis
Oppenens pollicis
Flexor pollicis brevis
Adductor pollicis - Abductor pollicis brevis
- superficial anterior lateral side of the thenar eminence
- Oppenens pollicis
- deep to the abductor pollicis brevis of the thenar eminence
- Flexor pollicis brevis
- medial to the abductor pollicis brevis of the thenar eminence
- Adductor pollicis
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where radial artery passes
btwn thumb and pointer finger
part of thenar eminence - Intermediate (midpalmer) muscles
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Lumbricals
Palmar interossei
Dorsi interossei - Abductor digiti minimi
-
most superficial of the hypothenar muscles
little finger - Intrinsic muscles of the hand
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Thenar eminence
Intermediate muscles
Hypothenar eminence - Hypothenar muscles
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Abductor digiti minimi
Flexor digiti minimi brevis
Opponens digiti minimi
has to do with the little finger - Flexor digiti minimi brevis
- lateral to the abductor digiti minimi
- Oppenens digiti minimi
- deep to the other two hypothenar muscles
- Lumbricals
- They originate from and insert into the tendons of other muscles
- Palmar interossei
-
superficial of the interossei muscles
btwn metacarpals - Dorsal interossei
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deep to the palmar interossei
btwn metacarpals