Get Out Your Vocab for the Muscular System

Vocabulary Quiz Elastic Contract Voluntary Involuntary Axis Define the following terms on a separate piece of paper Elastic Contract Voluntary Involuntary Axis

What does it do? Makes all movements possible Muscular System Move all body parts Heart beat Breathing Digestion

What are the main functions? Muscular System What are the main functions? produce heat Shivering – muscles rubbing together Produce movement Writing, breathing Maintain posture Sitting up straight

What are the types of muscle? 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

What are tendons? Muscular System 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

What are the types of muscle tissue? 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

Skeletal Muscles- Anterior View

Skeletal Muscles- Posterior View

How many muscles are in the human body? 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 Latissimus Dorsi Teres Major Coracobrachialis Biceps Brachii Triceps Brachii

Muscles of the Elbow Extensors Flexors Biceps brachii Brachialis Brachioradialis Pronator Teres Extensors Triceps Brachii Anconeus

Muscles of the Gluteal Region Gluteal Muscles Gluteus Maximus Gluteus Medius Gluteus Minimus Tensor Faciae Latae 6 Deep Lateral Rotators Piriformis Obturator Internus Obturator Externus Quadratus Femoris 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 Obturator Externus

Muscles of the Anterior Thigh Quadriceps Rectus Femoris Vastus Femoris Vastus Lateralis Vastus Intermedius Vastus Medialis Sartorius Iliopsoas

Muscles of the Lower Leg Anterior Lower Leg Posterior Lower Leg Tibialis Anterior Tibialis Posterior Extensor Digitorum Longus Flexor Digitorum Longus Flexor Hallucis Longus Extensor Hallucis Longus Popliteus Plantaris Fibularis Tetius Soleus Lateral Lower Leg Gastrocnemius Fibularis Longus Fibularis Brevis