Human Body Systems Structure and Function

What is the reaction of an organism to a stimulus called?

What system is responsible for releasing hormones into the bloodstream?

What is the term used to describe the body maintaining balance?

Which system protects and defends the body against germs?

What protects the body by fighting diseases and infections?

The _________________ system filters waste and dead cells out of the blood.

The ___________ carries images to the brain to process.

Which system is the control system of the human body?

Which hormone is secreted in order to aid the body with 'fight or flight'?

'Fight or Flight' is an example of a-

What system provides movement for the body?

Which system is required to make more of one's kind?

What is the nerve cell of the nervous system called?

Grows toward the light is an example of a ___________________.

Which system do these organs belong to?

Where does digestion begin?

Any substance or condition in the body or environment that causes an organism to react is-

excessive sun is an example of a(n)-

To provide shape and protection for the body is a function of the _____________.

Cardiac cells make up the ________________

Which organ is the first line of defense for the body to fight germs?

What system transports blood, nutrients, and waste?

Which system of the body absorbs nutrients?

Where is water absorbed in the digestive system?

Nutrients are absorbed by the ____