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Get Out Your Vocab for the Muscular System. Vocabulary Quiz. Define the following terms on a separate piece of paper Elastic Contract Voluntary Involuntary Axis. Muscular System. What does it do? Makes all movements possible Move all body parts Heart beat Breathing Digestion.
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Vocabulary Quiz • Define the following terms on a separate piece of paper • Elastic • Contract • Voluntary • Involuntary • Axis
Muscular System • What does it do? • Makes all movements possible • Move all body parts • Heart beat • Breathing • Digestion
Muscular System • What are the main functions? • produce heat • Shivering – muscles rubbing together • Produce movement • Writing, breathing • Maintain posture • Sitting up straight
Muscular System • What are the types of muscle? • Voluntary you contract when you want to move (skeletal muscle). Movement is not automatic • Involuntary contract automatically (stomach, intestines, heart) movement is automatic….you cannot tell your heart or stomach to stop
Muscular System • What are tendons? • Connect muscle to bone • When a muscle contracts the tendon moves the bone • Why not just connect muscle to bone?? • Tendons are stronger and take the pressure off the muscle so you are less likely to tear a muscle
Muscular System • What are the types of muscle tissue? • Skeletal/ Striated voluntary, provide movement of the body • Visceral/Smooth involuntary, form the walls of the internal organs of the body (digestive tract, respiratory passages, walls of blood vessels) • Cardiac involuntary, forms the walls of the heart
Muscular System • What are the basic movements of skeletal muscle? • Adduct: moving a body part toward the midline of the body • Abduct: moving a body part away from the midline of the body • Extend: straightening a body part or moving it away from the body • Flex: bending a body part toward the body • Rotate: turning a body part on its axis • Open and close openings: sphincters, like the urethra or esophagus
Muscular System • What are the basic movements of skeletal muscle? • Supinate: turn palm of the hand upward medially , sole of the foot upward medially, or lie facing upward (supine) • Pronate: turn palm of the hand downward medially, sole of the foot downward medially, lie facing downward (prone)
Muscular System • What are the basic movements of skeletal muscle? • Inversion: turn the sole of the foot inward so that the medial border of the foot is elevated • Eversion: turn the sole of the foot outward so that the lateral border of the foot is elevated
Homework • How many muscles are in the human body? • Bring answer with you to class tomorrow • Do not help your classmates!!!
Muscles of the Anterior Abdominal Wall • Transverse Abdominis • Rectus Abdominis • Internal Oblique • External Oblique
Muscles of Scapular Stabilization • Trapezius • Rhomboid Major • Rhomboid Minor • Levator Scapulae • Serratus Anterior • Pectoralis Minor
Muscles of the Rotator Cuff (shoulder) • Supraspinatus • Infraspinatus • Teres Minor • Subscapularis
Muscles of the Shoulder Joint • Deltoid • Pectoralis Major • LatissimusDorsi • Teres Major • Coracobrachialis • Biceps Brachii • Triceps Brachii
Muscles of the Elbow • Flexors • Biceps brachii • Brachialis • Brachioradialis • PronatorTeres • Extensors • Triceps Brachii • Anconeus
Muscles of the Gluteal Region • Gluteal Muscles • Gluteus Maximus • Gluteus Medius • Gluteus Minimus • Tensor FaciaeLatae • 6 Deep Lateral Rotators • Piriformis • ObturatorInternus • ObturatorExternus • QuadratusFemoris • Gemellus Superior • Gemellus Inferior
Muscles of Posterior Thigh • Hamstrings • Semimembranosus • Semitendinosus • Biceps Femoris
Muscles of Medial Thigh • Adductors • Pectineus • Adductor Brevis • Adductor Longus • Adductor Magnus • Gracilis • ObturatorExternus
Muscles of the Anterior Thigh • Quadriceps • Rectus Femoris • VastusFemoris • VastusLateralis • VastusIntermedius • VastusMedialis • Sartorius • Iliopsoas
Muscles of the Lower Leg • Anterior Lower Leg • Tibialis Anterior • Extensor DigitorumLongus • Extensor HallucisLongus • FibularisTetius • Lateral Lower Leg • FibularisLongus • FibularisBrevis • Posterior Lower Leg • Tibialis Posterior • Flexor DigitorumLongus • Flexor HallucisLongus • Popliteus • Plantaris • Soleus • Gastrocnemius