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Muscular System By: Pavel Jacobo ((Rotation - motion that occurs as one…
Muscular System By: Pavel Jacobo
Functions
Posture
Body Heat
Movement
Muscles
Deltoid - Shoulder
Latissimus dorsi - Lower back
Trapezius - Back of the neck
Masseter - Near the cheek
External oblique - Side
Sternocleidomas - Side of the Neck
Gluteus Maximus - Buttocks
Buccinater - Below the cheek
Biceps Femoris - Back of thigh
Orbicularis oris - Around the mouth
Semitendinosus - Back of thigh
Zygomaticus - Cheek area
Gastrocnemius - Calf
Orbicularis oculi - Around the eye
Calcaneal tendon - lower part of back leg
Teres Minor - In between Shoulder
Frontalis - Front of Head
Rectus Abdominus - Ab
Temporalis - Side of Head
Brachiales - Forearm
Muscles types
Smooth Muscle is found in organs like the digestive system or in the digestive tract to help food get digested fast
Skeletal Muscle is found on the muscles which allows movement all over the body
Cardiac muscle is located in the heart which helps blood get blood pumped all over the body
Rotation - motion that occurs as one body part turns on axis
Opposition - motion in which body parts are brought together
Circumduction - a combination of abduction and adduction
Pronation - rotary motion of the forearm that turn the palm from anteriorly facing to postiorly facing
Adduction - movement of the body part toward the sagittal plane
Supination - rotary motion of the forearm that returns the palm to a position in which the thumb is lateral
Abduction - movement of the body part away from the sagittal plane
Dorsiflexion - flexion of the entire foot away from the ground
Extension - a straightening movement that increases the angle of body parts
Plantarflexion - flexing of the entire foot inferiorly
Flexion - a bending movement that decreases the angle of body parts
Eversion - turning the sole of foot outwards
Inversion - turning the sole of foot inwards
Levels of Muscle tissue
Muscle cell
Fascile
Myofibril
Muscle
Myofilaments
Sliding Filament Theory
Is the theory that explains the mechanism of muscle contraction and how it works and how it affects the muscle