Unit 4 Body Systems Review

Different types of cells within an organism...

• serve a different function

• are all the same

• do not have any function

• can survive on their own

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Which system in your body is responsible for breathing?

• skeletal

• circulatory

• respiratory

• endocrine

Which system is responsible for the transportation of nutrients in blood throughout the system?

• 
  respiratory system

• circulatory system

• digestive system

• 
  endocrine system

What is responsible for identifying foreign invaders?

• antigens

• red blood cells

• lymph nodes

• axons

What is the function of the excretory system?

• transport nutrients

• break down food

• remove waste

• respiration

Which of the following is part of the central nervous system?

• sensors

• capillaries

• brain

• nerves

What is the main role of a hormone?

• 
  to provide energy to the cells all over the body after release into the circulation

• to carry information to cells in the body at different places from where it's released into the blood

• to carry respiratory gases in the blood

• to go out of and then into the nerve axon as part of the wave of excitation sending messages from one place to another

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The immune system is a network of cells, tissues, and organs that help...

• remove waste

• defend the body

• get energy

• 
  take in oxygen

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Which system is responsible for maintaining homeostasis including the body's metabolism, sleep, mood, and levels of substances in the blood?

• 
  circulatory

• immune

• digestive

• endocrine

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Which is NOT an example of a factor that can impact the health of living organisms in a negative way?

• air pollution

• antigens

• inherited diseases

• parasites

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