CVA A&P - Chapter 6b: Muscle Contraction
Muscle Contraction. Special Characteristics of Muscle Cells 1. Irritability– The ability to receive and respond to a stimulus. 2. Contractibility – The.
Mrs. Ashley The Muscular System. Functions of the Muscular System Movement-responsible for all types of body movement both voluntary and involuntary Add.
The Muscular System Chapter 6 link. Muscle Tissues Muscles make up nearly ½ of the body ’ s mass ! Function : contraction / shorteni ng movement ! Muscle.
Muscular System. Characteristics of Muscles All muscles have four common characteristics: Contractibility Excitability ( irritability) Extensibility.
Muscle Action, Recruitment, and Energy Sources. Muscle Activation ► Caused by message from brain ► Message sent along motor neuron (nerve cell attached.
Pages 187-191. Stimulus generated capabilities: ◦ Irritability (also called responsiveness)—ability to receive and respond to a stimulus ◦ Contractility—ability.
Prefixes and Suffixes blast = budding or germ clast = break myo- = muscle sarco – flesh - algia or alg(i)o = pain arthr(o) = pertaining to the joints or.
The Central Nervous System (brain) tells them how & when to contract! What Happens at the Neuromuscular Junction.
The Muscular System
Muscular System