2 Vocab - Muscular System Flashcards
Epimysium
Layer of connective tissue that is underneath the fascia and surrounds the muscle
Muscular system
Series of muscles that moves the skeleton
Permysium
Connective tissues that surrounds fascicles
Endomysium
Deepest layer of connective tissue that surrounds individual muscle fibers
Tendons
Connective tissues that attach muscle to bone and provide an anchor for muscles to produce force
Sarcomere
Functional unit of muscle that produces muscular contraction and consists if repeating sections of actin and myosin
Neural activation
Contraction of a muscle generated by neural stimulation
Motor unit
Motor neuron and all of the muscle fibers it innervates
Neurotransmitters
Chemical messengers that cross the neuromuscular junction (synapse) to transmit electrical impulses from the nerve to the muscle