Muscular System Quiz

How many muscles are there in the human body?

• Over 500

• Over 800

• Over 600

• Over 700

What percentage of the total body weight do muscles make up?

• 50%

• 20%

• 30%

• 40%

Which type of muscle is responsible for moving the skeleton around?

• Voluntary muscle

• Smooth muscle

• Cardiac muscle

• Skeletal muscle

Which type of muscle is found in the walls of hollow organs such as the bladder and intestines?

• Skeletal muscle

• Smooth muscle

• Voluntary muscle

• Involuntary muscle

What is the largest muscle in the human body responsible for helping you stand upright and climb stairs?

• Biceps

• Quadriceps

• Hamstrings

• Gluteus maximus

Which type of muscle is found exclusively in the walls of the heart?

• Skeletal muscle

• Smooth muscle

• Involuntary muscle

• Cardiac muscle

What type of muscle is responsible for controlling blood flow and blood pressure in arteries and veins?

• Voluntary muscle

• Involuntary muscle

• Skeletal muscle

• Smooth muscle

Which type of muscle is under conscious control?

• Cardiac muscle

• Smooth muscle

• Involuntary muscle

• Skeletal muscle

What type of muscle is responsible for keeping your heart beating?

• Smooth muscle

• Cardiac muscle

• Involuntary muscle

• Skeletal muscle

What type of cells control the speed at which your heart beats?

• Pacemaker cells

• Muscle cells

• Blood cells

• Nerve cells