Muskoskeletal System: Lesson 3

Question 1

What are the 4 muscles of the rotator cuff?

Answer 1

Infraspinatus
Supraspinatus - superior to the scapular spine
Subscapularis
Teres minor

Question 2

What are the 4 abdominal muscles?

Answer 2

Transverse Abdominis - Most deep of the abdominal muscles
Rectus Abdominis - 6 pack
Internal Oblique (Deep)
External Oblique (Superficial)

Question 3

What are the 3 hip flexors muscles?

Answer 3

Psoas Major
Psoas Minor
Iliacus - Connected to iliac crest

Question 4

What are the 11 frontal upper leg muscles?

Answer 4

1. Rectus Femoris
2. Vastus Intermedius (deep to rectus Femoris)
3. Vastus Lateralis
4. Vastus Medialis
5. Sartorius - Longest muscle
6. TSL - Tensor Fasciae Latae - Lateral
7. Iliotibial Band & Tract
8. Pectineus
9. Adductor Longus
10. Adductor Magnus
11. Gracillius - Most medial to pubis

Question 5

What are the 4 gluteal muscles?

Answer 5

Gluteus Maximus
Gluteus Minimus
Gluteus Medius
Piriformis

Question 6

What are the 3 hamstring muscles

Answer 6

1. Biceps Femoris
2. Semitendinosus
3. Semimembranosus - more medial

Question 7

What are the 4 upper back muscles?

Answer 7

• Trapezius
• Latissimus Dorsi
• Deltoid
• Triceps Brachii

Question 8

What are the front upper muscles?

Answer 8

Sternocleidomastoid
Deltoid
Biceps Brachii
Pectoralis Major & Minor
Serratus Anterior

Question 9

What are the 4 muscles of the calf?

Answer 9

Gastrocnemius - Superficial
Achilles Tendon
Tibialis Anterior
Soleus - Deep