Joints and muscles – True or false

The video explains that contrary to the belief that muscles stop moving during sleep, many muscles continue to function. These are called involuntary muscles, which include those in the heart, stomach, and intestine, and they play a crucial role in keeping our bodies functioning properly.

What is a common misconception about muscle movement during sleep?

• Muscles move only when dreaming.

• Muscles only move in the arms and legs.

• Muscles move more than when awake.

• Muscles stop moving completely.

Which type of muscles continue to move even when we are asleep?

• Involuntary muscles

• Cardiac muscles

• Voluntary muscles

• Skeletal muscles

Which of the following is NOT an example of an involuntary muscle?

• Bicep muscle

• Heart muscle

• Stomach muscle

• Intestinal muscle

What is the primary function of involuntary muscles during sleep?

• To help us dream

• To maintain bodily functions

• To regulate body temperature

• To prevent sleepwalking

Which of the following statements is true about involuntary muscles?

• They are only found in the limbs.

• They are essential for vital functions like digestion and circulation.

• They require conscious control to operate.

• They only function during the day.