Appendicular Musculature System Flashcards
Muscles used during Scapular Movements
Lateral Rotation
- Trapezius (superior part)
- Serratus Anterior
Muscles used during Scapular Movements
Medial Rotation
- Levator scapulae
- Rhomboid Major
- Rhomboid Minor
Muscles used during Scapular Movements
Elevation
- Levator Scapulae
- Trapezius (superior part)
- Rhomboid Major
- Rhomboid Minor
Muscles used during Scapular Movements
Depression
- Trapezius (inferior part)
- Serratus Anterior
Muscles used during Scapular Movements
Retraction
- Trapezius
- Rhomboid Major and Minor
Muscles used during Scapular Movements
Protraction
- Pectoralis Minor
- Serratus Anterior
Muscles acting on the Arm
Pectoralis Major
Flexes, adducts, and medially rotates humerus
Muscles acting on the Arm
Deltoid
Flex, medially rotate, abduct, or extend and laterally rotate arm
Muscles acting on the Arm
Teres Major
Extends and medially rotates humerus
Muscles acting on the Arm
Latissimus Dorsi
Adducts and medially rotates humerus, extends shoulder joint
What are the 4 Rotator cuff muscles?
- Supraspinatus
- Infraspinatus
- Subscapularis
- Teres Minor
What is the Brachialis the prime mover for?
Elbow and forearm flexion
What does the Biceps Brachii do for the forearm?
Supinates forearm
Brachioradialis Action
Flexes the Elbow
Triceps Brachii Action
Extends the elbow
These 2 muscles make up the iliopsoas
Psoas Major and Iliacus
The medial compartment of the thigh contains what?
Adductors
Gluteus Maximus Action
Extends and abducts the thigh
Action of both the Gluteus Medius and Gluteus Minimus
Abduct and medially rotate the thigh
Quadriceps Femoris Action
Extends the knee and has 4 muscles in anterior compartment
Hamstrings Muscle action
Flex the knee
Consists of 3 muscles in the posterior compartment
