degeneration of muscle tissue + replaced by connective tissue. Fibrosis in elderly
increase in size of muscle due to exercise
easily fatigued muscles. Impaired impulses at myoneural junction of striated muscle. Autoimmune disease
inability to contract due to nerve injury . Flaccid - relaxed state - motor neuron damage. Spastic - contracted state - CNS damage
both arms or legs
all 4 appendages
inflammation of tendon sheaths
Fasciculations, Fibrillations + Tremors
involuntary, repetitive contractions due to nerve damage
sudden involuntary contraction of skeletal muscle.
type of tenosynovitis
state of contracture after death due to loss of ATP + actin cannot be released + lactic acid builds up
inflammation of muscle tissue
inflammation of connective tissue within muscle, near joint
Myositis + Fibrositis
muscle shortens in relaxed state, usually during extended bed rest
inflammation of gray matter of spinal cord producing paralysis. caused by virus
protrusion of part of content of abdomen through muscle or connective tissue
80%. most commonly abdominal viscera protrudes through canal
Enlargement of skin in groin area as intestines push into the area. common in females
stomach protrudes into chest cavity from weakness in diaphragm
degeneration of muscle proteins + fibers. Most often males.
Duchenne -- MD
common, sex linked, recessive affects lower limbs
both sexes, dominant allele, slower + affects upper limbs
Intramuscular Injection Sites
Vastus lateralis, deltoid, gluteal muscles
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