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Muscular System
Study muscular system
Question | Answer |
---|---|
What are the three types of muscle tissue? | Cardiac, smooth, skeletal |
What is the smallest subdivision of a skeletal muscle fiber? | filament |
What structure connects muscle to bone? | tendon |
What is the largest subdivision of a skeletal muscle fiber? | fascia |
What are thick filaments called? | myosin |
What are thin filaments called? | actin |
What type of muscle is found in the heart? | cardiac |
What type of muscle is found in the digestive system? | smooth |
What is the main source of energy for muscle contraction? | Adenosine Triphosphate |
What are muscles that assist the prime mover in producing movement called? | synergists |
What muscles perform functions opposite to those performed by the prime mover? | antagonists |
What is the first step to muscle contraction? | Motor nueron releases acetylchoine |
What muscle's action is abduction of upper arm? | Deltoid |
What muscle's action is standing on tip toes? | Gastrocnemius |
What muscle's action is closing eye? | Orbicularis oculi |
What muscle's action is extension of hip? | gluetus maximus |
What muscle's action is adduction of femur? | sartorius |
What muscle's action is shrugging of shoulders? | trapezius |
What muscle's action is pointing toes to ceiling? | tibialis anterior |
What muscle's action is flexing arm at elbow? | biceps brachhi |
What muscle's action is pulling arm towards chest? | pectoralis major |
What muscle's action is touching chin to chest? | sternocleoidomastoid |
What muscle's action is extending leg at knee? | rectus femoris |
What muscle's action is tensing abdominal wall? | rectus abdominis |
What muscle's action is lifting jaw? | masseter |
What muscle's action is closing lips? | orbicularis oris |
What muscle's action is flexing wrist? | flexor carpi radialis |
What muscle's action is extending arm at elbow? | triceps bracchi |
What muscle's action is tensing lateral sides of abdominal wall? | external obliques |
What muscle's action is adduction of upper arm? | latissimus dorsi |
What muscle's action is abduction of the femur? | gluteus medius |
What muscle's action is lifting the eyebrow? | frontalis |
What muscle's action is antagonist to rectus femoris? | biceps femoris? |
What muscle's action is pulling the scapula into the body? | serratus anterior |