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muscle action

Lab 2 test

QuestionAnswer
Frontal Belly of the Epicranius Raises the eyebrows
Occipital belly of the Epicranius Pulls the scalp posterior
Temporalis Closes the jaw and assists in side to side movement of the jaw
Masseter Prime mover of jaw closer
Sternocliedomastoid Lt muscle turns head right, Right muscle turns head left, cntracting both will move head down
Obicularis Oculi Closes the eyes, squinting
Zygomaticus minor and major raises the lateral corners of the mouth
Orbicularis Oris Closes the lips
Platysma Helps depress the Mandible
Lateral Pterygoid Side to side movement of the jaw
Medial Pterygoid Side to Side movement of the jaw
Transverse Abdominis Compress Abdominal Contents
Rectus Abdominis Flex trunk
Internal Obligue Flex Trunk
External Oblique Flex Trunk
Serratus Anterior Holds scapula to the chest wall
Pectoralis minor and major Prime mover in arm flexion
Subscapularis Rotates humerus medially, hold humerus head into Glenoid cavity
Bicep Brachili Flexion of forarm
Deltoid Prime mover in arm abduction
Supraspinatus Initiates abduction and stabilizes shoulder joint
Infraspinatus Rotates humerus latterally
Teres Minor Rotates humerus latterally
Teres Major Adducts Humerus
Triceps Brachili Extension of the forarm
Brachialis Prime mover of forarm and flexion of the forarm
Illiopsoas Part where the psoas major and Illiacus come together
Psoas Major Flexion in the lumbar spine and thigh
Iliacus Flexion in the lumbar spine and thigh
Tensor Fascia Latae Abduction of the thigh
Pectineus Adduction of the leg
Sartorius Flex Thigh and leg. Laterally Rotates thigh
Rectus Femoris Hip and knee flexion, Extension of the leg
Adductor Longus Adduction of the leg
Gracilis Adduction of the leg
Adductor Magnus Adduction of the leg
Vastus Lateralis Extension of the leg
Vastus Intermedius Extension of the leg
Vastus Medialis Extension of the leg
Gluteus Medius and Maximus Getting up from seated position and extension of the thigh
Iliotibial Band Abduction of the thigh
Bicep Femoris Flex leg and extend thigh
Semitendinosus Flex leg and extend thigh
Gastrocnemius Plantar Flexion
Tibialis Anterior Dorsi Flexion
Extensor Digitorum Longus Extension of toes
Soleus Plantar Flexion
Trapezius Shrugging of the shoulder
Latissimus Dorsi Prime mover of the arm extension, Medially roates at the shoulder
Brachioradialis Flexsion of forarm
External Intercostals
Internal Intercostals
Rhomboids Major and Minor
Diaphragm
Semimembranosus
Calcaneal Tendon
Created by: mo2n2b