Muscular System Review

Muscle fatigue occurs when

• ATP production can’t keep up with use

• Lactic acid is being removed from the body

• Presence of ionic balance in the body

• Accumulation of lactic acid

Tags

NGSS.HS-LS1-7

Muscles that are not used, may shrink/"decay" or undergo a process of __________

• Hypertrophy

• Atrophy

• Fatigue

Bulging of an organ or tissue through a weakened area in the muscle wall:

• Hernia

• Myalgia

• Myositis

• Muscular Dystrophy

Moveable attachment of a muscle:

• Teniosis

• Origin

• Insertion

• Eversion

Muscle Pain:

• Torticollis

• Dystonia

• Myalgia

Attachment of a muscle that remains relatively fixed (does not move) during muscular contraction:

• Origin

• Dilator

• Insertion

• Dystonia

Caused by an accumulation of lactic acid in the muscle:

• Muscle Spasm
• Muscle Fatigue
• Muscle Strain
• Muscle Tone

The picture, which shows the muscles increasing, is an example of what?

• Hyperthropy

• Atrophy

The neurotransmitter that is released by the neuromuscular junction of the skeletal/voluntary muscles

• epinephrine

• dopamin

• acetylcholine

• norepinephrine

Smooth and cardiac muscles, or involuntary muscles, are controlled by what nervous system?

• skeletal nervous system

• central nervous system

• autonomic nervous system