Understanding the Nervous System

What does the word 'command' mean in the context of the nervous system?

• To coordinate actions

• To be aware

• To have control or power

• To follow orders

Which system is responsible for sending orders to all parts of the body?

• Circulatory system

• Nervous system

• Respiratory system

• Digestive system

Which part of the nervous system is described as a 'soft mass of tissues'?

• The brain

• The spinal cord

• The receptors

• The nerves

What happens when you consciously decide to move?

• Your spinal cord reacts without brain involvement

• Your brain sends electrical signals to your muscles

• Your receptors send signals to the environment

• Your muscles automatically move

What is the main nerve pathway between the brain and the rest of the body?

• The digestive tract

• The receptors

• The spinal cord

• The muscular system

What is the main function of receptors in the nervous system?

• To coordinate muscle movements

• To control reflex actions

• To receive and send information to the brain

• To send messages to muscles

How does the nervous system help you react to touching a hot surface?

• By sending messages through the digestive system

• By coordinating with the muscular system

• By using the spinal cord to send a quick reflex action

• By sending signals to the brain first

What role does the nervous system play in everyday activities?

• It helps in digestion

• It processes almost everything you do

• It filters waste from the body

• It circulates blood

Which of the following is NOT a function of the nervous system?

• Helping you see and hear

• Controlling your breathing

• Coordinating muscle contractions

• Digesting food

What is the significance of the 'funny bone'?

• It is a muscle that helps in movement

• It is a part of the digestive system

• It is a nerve that causes a tingling sensation

• It is a bone that causes laughter