Muscular Flashcards
MS
Muscles progressively, degenerate and weak
ALS
Amyotrophic lateral sclerosis
Sprain
Injury to a ligament and tendons
Muscle strain
Stretching and tearing a muscle
What is ATP the chemical energy of?
All cells
Contraction
Sacromere shortens then contracts
Sacromere
Repeating units of skeletal muscles
Protein filament
Thinner, actin thicker myosin
Muscles contain smaller
Myofibers
Muscles consist of
Bundles of muscle fibers and cells
What is the largest tendon?
Achilles
Tendon
Fibrous connective tissue
Antagonists
Produces opposite motion of agonist
Agonist
Produces movement
Skeletal muscle function
Contract and move body
Striations are caused by
Protein fiber
What are striations?
Cells that have bonded appearance
What is the weakest tissue?
Smooth
Where is smooth tissue?
Hollow organs like the intestines and blood vessels
What are the types of tissues?
Smooth, cardiac and skeletal
How many muscles do we have?
About 700
What is the muscular systems? Main responsibility?
Movement of the body