Human Body Systems

The kidneys are the main organ in which system?

Which of the following is the order that blood flows through the vessels in the body?

The immune system would not be able to function without __________________.

The respiratory system works closely with the ____ system to bring oxygen to cells in the body.

This system breaks down food into molecules the body can use.

Most of the nutrients in food are absorbed into the body by the _________.

This organ system transports food and oxygen (as well as waste) to and from your body's cells.

This organ system removes solid waste materials from your body.

This organ system processes information and sends messages for your body to respond.

The _______ is the main organ in the nervous system.

This organ system disposes of carbon dioxide.

Your skin works with this organ system to give you information about your environment.

Your skin is the main organ in the ________ system.

The specialized tissues that are responsible for driving the endocrine system are called _____.

This body system removes waste from your bloodstream.

This organ system is responsible for puberty in teens.

Your five senses are mainly a part of ___________.

The ___________ is/are NOT an example of an involuntary muscle.

This organ system works to move your body by pulling on your skeleton.

This organ system gives our body structure and support.

Which is NOT an example of your body reacting to maintain homeostasis?

This organ system helps regulate your body temperature.

This organ system protects your body from bacteria and viruses.

This organ system releases hormones to change how your body is functioning.