MUSCULAR SYSTEM QUESTIONS AND ANSWERS 2022 LATEST UPDATE

MUSCULAR SYSTEM QUESTIONS AND ANSWERS 2022 LATEST UPDATE Anatomy of the Muscular System - ANS-Skeletal muscles, tendons, aponeurosis, fascia Physiology of the muscular system - ANS-participates in body movements, stabilizes posture, generates heat Sarcolemma - ANS-muscle cell membrane Sarcomere - ANS-contractile unit of a muscle fiber Actin - ANS-thin filaments Myosin - ANS-thick filament Tendon - ANS-Connects muscle to bone Aponeurosis - ANS-A broad, flat tendon Retinacula - ANS-hold tendons in place during joint movement epimysium, perimysium, endomysium - ANS-What are the three layers of connective tissue that make up the muscle? Epimysium - ANS-covers the entire skeletal muscle Perimysium - ANS-The connective tissue that surrounds fascicles. Endomysium - ANS-Surrounds individual muscle fibers neuromuscular junction - ANS-the junction between a nerve fiber and the muscle it supplies motor end plate (neuromuscular junction) - ANS-the location where the nerve terminates into the muscle, forms a synapse into which neurotransmitter (ACh) is released Acetylcholine - ANS-neurotransmitter chemical released at the ends of nerve cells motor unit - ANS-a motor neuron and all the muscle cells it stimulates Adenosine Triphosphate (ATP) - ANS-What is the universal unit of energy in the cell Myoglobin - ANS-red pigment that stores oxygen Which ion does the sarcoplasmic reticulum release - ANS-Calcium CONTINUES...