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Chapter11 musclespart2marieb

Jan 21, 2015

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  • 1.
    • Pectoral Girdle
    • Upper limb
  • Pelvic Girdle
    • Lower Limb
  • Refer to the Handout (Appendicular Musculature)
    • We will emphasize the larger and most superficial muscles, and those that have a particularly important activity.

Ch 11 Muscles of the Body, Part 2 The Appendicular Musculature 2. Pectoral Girdle 3. Anterior Thorax

  • Deltoid
    • IM injection site
  • Pectoralis
    • Major and minor
  • Serratus anterior

4. Posterior Thorax

  • Trapezius
  • Latissimus dorsi
  • Supraspinatus
  • Infraspinatus
  • Subscapularis
  • Triceps
    • Long, lateral, medial heads

Dont forget the Rotator Cuff 5. Pectoral Girdle 6. The Arm, Anterior Aspect

  • Biceps Brachii
    • Two Heads
    • Origin:Coracoid and Supraglenoid tubercle
    • Insertion:Radial Tubercle
  • Brachialis
  • Brachioradialis
  • Digital Flexors

7. The Arm, PosteriorAspect

  • Triceps Brachii
    • Three Heads:
      • Long
      • Lateral
      • Medial
  • Carpal Extensors
  • Digital Extensors
  • Extensor retinaculum

8. The Hand, Dorsal Aspect

  • Extensor retinaculum
  • Extensor tendons

9. The Hand,Palmar Aspect

  • Flexor Retinaculum AKATransverse Carpal Ligament
  • Carpal Tunnel
    • Irritates the median nerve

10. Carpal Tunnel Syndrome

  • Usually idiopathic
    • Rheumatoid arthritis
    • Genetics
    • RSI??
  • Swelling of the carpal tunnel compresses the median nerve
  • Pain, and motor and sensory loss may occur

11. The Pelvis 12. The Thigh: Anterior View

  • Quadriceps Group (4 heads) converge as the Quadriceps Tendon
    • Vastus Lateralis
    • Vastus Medialis
    • Rectus Femoris
    • Vastus intermedius
  • Iliotibial Tract
  • Sartorius
    • Longest muscle in body

13. The Thigh: Posterior View

  • Gluteal Group
    • Gluteus maximus
    • Gluteus medius
    • Gluteus minimus
  • Hamstrings
    • Semimembranosus
    • Semitendinosus
    • Biceps femoris
  • Iliotibial tract

14. The Calf: Posterior View

  • Gastrocnemius
    • Medial and lateral heads
  • Soleus (Deep to Gastroc-)
  • Both insert on calcaneus
    • Calcaneal (Achilles) tendon

15. The Calf: Anterior View

  • Tibialis Anterior
    • The toe tapper
    • Site of shinsplints
  • Digital extensors
    • For the toes
  • Extensor Retinaculum
    • Superior
    • Inferior

16. Foot 17. Surface Anatomyp 326 Both muscular and bony 18.

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