Microscopic Anatomy
Muscle Contraction
Types of Contractions
Energy for Contraction
Muscle Anatomy
100
The name of the most fundamental unit of muscle tissue
What is a sarcomere?
100
This is the name of the signal that initiates contraction
What is the action potential?
100
This type of contraction is described as a single, brief, jerky contraction.
What is a twitch?
100
This type of respiration occurs if the muscle cells runs out of oxygen.
What is fermentation?
100
This is the name of the muscle that raises the eyebrows.
What is the frontalis?
200
This is the name of the protein that makes up the thick filament
What is myosin?
200
This is the name of the neurotransmitter that is released at the neuromuscular junction.
What is acetylcholine?
200
This type of sustained contraction would resemble a bad muscle cramp lasting for several minutes.
What is incomplete tetanus?
200
This is the name of the substance that causes muscle soreness after long workouts.
What is lactic acid?
200
This is the name of the muscle that closes the jaw.
What is the masseter?
300
This is the name of the band in the sarcomere that shortens when contraction occurs
What is the A band?
300
This is the name of the substance that binds to troponin releasing tropomyosin.
What is calcuim?
300
This type of contraction involves the rhythmic motion of contraction and relaxation cycles.
What is isotonic?
300
This is the name of the molecule which provides energy for the cell. It is only produced under aerobic conditions.
What is ATP?
300
This is the name of the muscle that closes the flexes the vertebral column and increases abdominal pressure.
What is rectus abdominus?
400
This is the name of the protein that makes up the thin filament
What is actin?
400
This is the name of the structure that pulls actin close to myosin when contraction occurs.
What are cross bridges?
400
This type of sustained contraction results from exposure to a form of bacteria.
What is complete tetanus?
400
This is believed to be the cause of muscle fatigue during prolonged muscle activity.
What is oxygen debt?
400
This is the name of the muscle that abducts the arm.
What is the deltoid?
500
This is where calcium is stored in the muscle fiber
What is the sarcoplasmic reticulum
500
This is the name of the compound which prevents actin and myosin from binding during relaxation.
What is tropomyosin?
500
This type of contraction is utilized during pilates.
What is isometric?
500
This is the name of the ion that may further contribute to muscle cramping.
What is potassium?
500
This is the name of the muscle that extends the hip.
What is gluteus maximus?
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