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Muscular System
A&P
33
Anatomy
Undergraduate 1
03/24/2008

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Cards

Term
What are the types of muscle tissue?
Definition
Skeletal, Cardiac, and smooth
Term
What is the main function of of skeletal muscle tissue?
Definition

attaches primarly to bones and moves part of the skeleton.

Term
What are thin myofiliments called?
Definition
Actin
Term
What are thick myofiliments called?
Definition
Myosin
Term
What are the function of muscles?
Definition
motion, maintenance of posture, Heat production, and lymph movement
Term
What is a cord that attaches muscle to eriostemon of bone?
Definition
tendon
Term
What is an aponeurosis?
Definition
Broad flat tendon
Term
What are the components of connective tissue?
Definition

Fascia, Tendon, and Aponeurosis

Term
What does the Sacromere consist of?
Definition
A, I, and M bands and theb H zone
Term
What is a neuronmuscular junction?
Definition
A junction between motor nuerons
Term
What is a motor unit?
Definition
A motor nueron, together with all the muscle fibers it stimulates
Term
What is the immidiate source of energy for muscle contraction?
Definition
ATP
Term
What is the orgin?
Definition
Where muscle tendon attaches to a more stationary bone
Term
What is an insertion?
Definition
msucle attachted to more moveable bones
Term
What type of contraction causes movement of joints?
Definition
Isotonic
Term
What type of contraction produces no movement?
Definition
Isometric
Term
What muscle raises your eyebrows?
Definition
Frontalis
Term
What muscle of the face allowas you to smile?
Definition
Zygomtricuc
Term
What muscle of the face allowas you to close your eyes?
Definition
Orbicularis Oculi
Term
What msucle of the face allowas you to close and purse your lips?
Definition
Ocbicularis Oris
Term
What does the muscle of mastication do?
Definition
chews
Term
What muscle moves the head?
Definition
Sternocleidomastoid
Term
What muscle moves the shoulder?
Definition
Trapezius
Term
What muscles move the arm?
Definition
Latissium Dorsi, Pectorali major, Deltoid
Term
What are the muscles that flex the formarm?
Definition
Biceps Brachii and Brachioradialis
Term
Which muscle extends the forearm?
Definition
tricep brachii
Term
Name the muscles of the Abdominal Wall
Definition
Rectus amd Transverse Abdominis; Internal and External Oblique
Term
What muscles are used for breathing?
Definition
Diaphragm. Internal and External Intercostals
Term
What are the muscles of the thigh?
Definition
Gluteus Maximus and Medius; Adductor Longus and Magnus
Term
What are the muscles that move the lower legs?
Definition
Sartorius and Quadricpes Femoris
Term
Name the parts of the Quadricpes Femoris
Definition
Rectus Femoris; Vastus Medius, Lateralis, and Intermedius.
Term
Name the hamstring muscles
Definition
Biceps femoris, Semitendonosus, and Semimembranosus
Term
What are the muscles that move the foot?
Definition
Tibialis, Gastrocnemius, and Soleus
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