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muscular system


cardiac muscle is found in the heart
what muscle is generally attached to bone; voluntary skeletal muscle
what muscle is found in the walls of the viscera, the lining of the bronchial tubes and blood vessles? involuntary smooth muscle
stiated and voluntary skeletal muscle
the only type of muscle that is voluntary skeletal muscle
must be supplied by a somatic motor nerve skeletal muscle
contains intercalated discs cardiac muscle
only type of muscle that is nonstriated smooth muscle
a sustained muscle contration; the muscle does not relax tetanus
refers to the increase in the strength of muscle contration due to the stimilation of additional muscle fibers recruitment
the location of the vesicles that store neurotransmitters= axon terminal
the nuerotransmitter junction (NMJ) acetylcholine
the enzyme that terminates the effects of the neurotransmitter at the NMJ acetylcholinesterase
cord like structure that attaches muscle to bone tendon
flat, sheetlike fascia that attaches muscle to muscle or muscle to bone aponeurosis
small bundles of muscle fiber fascicles
muscle attachment to the more moveable bone insertion
muscle attachment to the more stationary bone origin
series of contractile units that make up each myofobril; extends from z line to z line sacromere
energy source for muscle contraction ATP
refers to the inability of the catin and myosin to disconnect following the death ofa person rigor mortis
calcium is stored within this structure when the muscle is relaxed sarcoplasmic reticulum
buttock gluteal
brevis short
diagonal oblique
large maximus
straight rectus
huge vastus
chest pectoralis
arm brachii
wide latissimus
triangular deltiod
orbicularis oculi sphicter muscle encircling the eye; assists in winking, blinking, and squinting
flat muscle that raises the eyebrows and wrinklesthe forehead; creates a surprised look frontalis
sphincter muscle encircling the mouth, called "kissing muscle" orbiculis oris
chewing muscle that works synergistically with the temporalis muscles to close the jaw masseter
extends from the corners of the mouth to the cheekbone called the smiling muscle zygomaticus
flat fan shaped muscle that extends from the temporal bone to the mandible, it works synergestically with other chewing muscles temporalis
lifts the eyelid levator palpebrae superioris
Created by: mskaylapeppers