Advanced Chest, Arm, and Back Muscles
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Transcript of Advanced Chest, Arm, and Back Muscles
Sternocleidomastoid
Pectoralis major
Serratus anterior
Rectus abdominis
External oblique
Deltoid
Pectoralis minor
Superficial Chest
Human: Human:
1
2
3
Superficial Chest
• 1 Pectoantebrachialis **no
homolog in humans
• 2 Pectoralis major
• 3 Pectoralis minor
• Xiphihumeralis **no homolog in
humans
Superficial back
Teres minor
Rhomboid minor
Rhomboid major
Latissimus dorsi
Deltoid
Long head triceps
Trapezius
Superficial Shoulder, Back, & Forelimb
• Latissimus Dorsi
• Spinotrapezius • Acromiotrapezius • Clavotrapezius
• Levator Scapulae Ventralis
• Spinodeltoid • Acromiodeltoid • Clavodeltoid
• Triceps brachii Lateral Head
• Triceps brachii Long Head
Group VIGroup VI
Head
1
2
3
4
5
6
7
8
10
9
• Clavotrapezius (Reflected)
• Acromiotrapezius
• Supraspinatus
• Infraspinatus
• Triceps Brachii (Long Head)
• Triceps Brachii (Lateral Head)
• Acromiodeltoid
• Clavodeltoid
• Levator scapulae dorsalis
• Splenius
• Rhomboideus minor
• Rhomboideus major
• Spinotrapezius
• Latissimus Dorsi
• Spinalis Dorsi
Deep Shoulder and Back1
2
3
4
56
78
9
10
11
12
13
1415
Group VIIGroup VII
Deep Shoulder and Back
1. Spinalis Dorsi
2. Longissimus
3. Iliocostalis
4. Serratus Dorsalis (Reflected)
5. Serratus Ventralis (Reflected)
6. omit
7. omit
8. Splenius
9. Levator scapulae dorsalis (Reflected) (aka. Rhomboideus Capitis)
deep back - epaxials
9
deep to clavotrapezius
Head
Deep Chest1. Scalenus ventralis
2. Scalenus medialis
3. Scalenus dorsalis
4. Serratus ventralis
5. Rectus abdominis
6. External intercostals
1 2 3
4
5
6
Head
Deep Chest
1. Transversus Costarum
2. Rectus Abdominis
3a. Scalenus ventralis
3b. Scalenus medius
3c. Scalenus dorsalis
4. Serratus anterior
5. Subscapularis
6. Teres Major
7. omit -- coracobrachialis
8. Latissimus Dorsi
Head
Group VIIIGroup VIII
Upper Arm, Lateral
1. Acromiotrapezius
2. Levator Scapulae Ventralis
3. Teres Major
4. Triceps brachii Lateral Head (Reflected)
5. Triceps brachii Long Head
6. Triceps brachii Medial Head
7. Biceps brachii
8. Brachialis
9. Clavodeltoid
Head
7
89
Group VIIIGroup VIII
Upper Arm, Medial
1. Clavodeltoid
2. Biceps Brachii
3. Triceps Brachii Medial Head
4. Epitrochlearis **no homolog in humans
5. Triceps Long Head
Head
1. Brachioradialis
2. Extensor Carpi Radialis Longus
3. Extensor Carpi Radialis Brevis
4. Pronator Teres
5a. Flexor Carpi Radialis
5. Flexor Digitorum Profundus
6. Palmaris Longus
7. Flexor Carpi Ulnaris
8. Clavodeltoid
9. Biceps Brachii
10. Epitrochlearis
11. Long Head of Triceps
12. Medial Head of Triceps 13. omit - Flexor Digitorum Superficialis
Lower Arm, Medial
Head
5a
Group IXGroup IX
Lower Arm, Lateral1. Triceps brachii (Long Head)
2. Triceps brachii (Lateral Head)
3. Brachialis
4. Brachioradialis
5. Extensor Carpi Radialis Longus
6. Extensor Carpi Radialis Brevis
7. Extensor Digitorum Communis
8. Extensor Digitorum Lateralis
9. Extensor Carpi Ulnaris
10. Flexor Carpi Ulnaris 11. omit – anconeus
Head
Left - Anterior forearm
Brachioradialis
Flexor digitorum superficialis
Flexor carpi radialis
Palmaris longus
Flexor carpi ulnaris
Radial artery
Flexor pollicis longus
Pronator teres (cut)
Left - Posterior forearm
Extensor carpiradialis brevis
Extensor carpiulnaris
Extensor pollicis brevis
Abductor pollicis longus
Brachioradialis
Extensor digitorum
Extensor pollicis longus