Upper & Lower Extremity Muscles Flashcards
Deltoid
O: Clavicle & Spine of scapula
I: deltoid tubercle
F: Abducts shoulders
Biceps Brachii
O: Corocoid Process & supraglenoid tubercle
I: Radial Tuberosity
F: Flex elbow and slightly shoulder
Brachialis
O: Anterior humerus
I: Proximal Ulna
F: Flex elbow
Brachioradialis
O: Anterior humerus
I: Distal Radius
F: Assist elbow flexion
Triceps Brachii
O: Infraglenoid tubercle & proximal distal humerus
I: Olecronon Process
F: Extend elbow
Gluteus Maximus
O: Posterior Ilium, Sacrum, and coccyx
I: Proximal femur
F: Extend hip
Gluteus Medius
O: Posterior ilium
I: Proximal femur
F abduct hip
Iliopsoas
O: Anterior L vertebrae & ilium
I: Lesser trochanter
F: Flex hip
Adductor group
O: Pubis
I: Medial Femur
F: Adducts hip
Hamstring Group
O: Ischium & posterior femur
I: Proximal, posterior tibia & fibula
F: Flex knee
Sartorius
O:Anterior Iliac crest
I: Medial tibia
F: Weak flex & external rotation of hip
Quadriceps Group
O: Ilium & anterior femur
I: Tibial tuberosity
F: Extend knee
Tibialis Anterior
O: Anterior Tibia
I: Base of the first metatarsal
F: Dorsiflexion and inversion
Externa Digitorium Longus
O: Lateral tibial condyle & proximal fibula
I: phalanges of toes 2-5
F: Extends toes & dorsiflexion
Fibularls Group
O: Lateral fibula
I: Base of 5th metatarsal & lateral base of 1st metatarsal
F: Eversion, assist plantar flexion
