El cerebro y el sistema nervioso

The video explains how our senses work with the nervous system to help us react to the world. It describes the components of the nervous system, including the brain, spinal cord, and nerves, and how they function together. The central nervous system receives messages from the senses and sends responses throughout the body. An example is given of how the nervous system helps us react to an approaching car, ensuring safety by coordinating body movements.

What are the main components of the nervous system?

• Eyes, ears, and nose

• Bones, muscles, and skin

• Brain, spinal cord, and nerves

• Heart, lungs, and stomach

How does the central nervous system receive information?

• From the five senses

• Through the bloodstream

• Via the digestive system

• By the respiratory system

What role do nerves play in the nervous system?

• They produce hormones for growth

• They connect the brain and spinal cord to the rest of the body

• They store energy for the body

• They transport oxygen to the brain

What happens when you see or hear a car approaching?

• Your brain tells your legs to keep moving

• Your brain tells your eyes to close

• Your brain tells your legs to stop moving

• Your brain tells your arms to wave

Why is the nervous system important for crossing the street safely?

• It makes us run faster

• It processes sensory information and coordinates responses

• It allows us to see in the dark

• It helps us digest food quickly