20. Muscle Types

Which type of muscle is non-fatiguing and involuntary?

• Skeletal muscle

• Cardiac muscle

• Smooth muscle

• Type IIx muscle fibre

Which muscle type is responsible for voluntary movements and can become fatigued?

• Cardiac muscle

• Smooth muscle

• Skeletal muscle

• Type I muscle fibre

Which muscle type is involuntary and found in the walls of internal organs such as the intestines?

• Skeletal muscle

• Cardiac muscle

• Smooth muscle

• Type IIa muscle fibre

Which of the following is NOT a characteristic of cardiac muscle?

• Voluntary

• Non-fatiguing

• Involuntary

• Found in the heart

Which muscle fibre type is best suited for endurance activities?

• Type I

• Type IIa

• Type IIx

• Smooth muscle

Which muscle fibre type is known for producing quick, powerful bursts of speed but fatigues rapidly?

• Type I

• Type IIa

• Cardiac muscle

• Type IIx

Which muscle fibre type is considered a hybrid, having both endurance and power characteristics?

• Type I

• Type IIa

• Type IIx

• Smooth muscle

What is the name of the connective tissue that surrounds the entire skeletal muscle?

• Endomysium

• Perimysium

• Epimysium

• Fascicle

Which connective tissue layer surrounds individual muscle fibres within a fascicle?

• Endomysium

• Perimysium

• Epimysium

• Myofibril

What is a fascicle in the context of skeletal muscle anatomy?

• A single muscle fibre

• A bundle of muscle fibres

• The outermost connective tissue

• The contractile unit of muscle