Unit 2 - Concept 3 - Quiz Review

What is the main function of muscles?

• They push and pull

• They pull and never push

• They only push

• They neither push nor pull

Which type of muscle is responsible for pumping blood through the body?

• Skeletal

• Smooth

• Cardiac

• Voluntary

What is the role of antagonistic muscles?

• They assist prime movers

• They oppose or reverse a movement

• They stabilize joints

• They increase muscle size

What is a lever in the context of muscles and physics?

• A muscle that contracts

• A rigid bar that moves on a fixed point

• A type of muscle tissue

• A joint that stabilizes movement

Which type of lever system is used when raising your head from your chest?

• 1st class lever

• 2nd class lever

• 3rd class lever

• 4th class lever

Which muscle type is under voluntary control?

• Involuntary

• Skeletal

• Smooth

• Cardiac

What is the role of synergistic muscles?

• They stabilize the origin of the prime mover

• They assist the action of prime movers

• They oppose the action of prime movers

• They increase the speed of contraction

What is the primary role of tendons in the muscular system?

• To connect bones to bones

• To connect muscles to bones

• To store energy

• To generate muscle contractions

Which type of muscle tissue is found in the walls of hollow organs?

• Cardiac

• Smooth

• Voluntary

• Skeletal

What is the function of the prime mover in muscle movement?

• To stabilize the joint

• To initiate and carry out the main movement

• To oppose the movement

• To increase muscle endurance