What body systems do the lungs belong to?
Respiratory
What body system do bones belong to?
Skeletal
What is another name for the immune system?
Defense
What is something that changes in your environment that invokes a response called?
Stimulus
What body part causes food to move through your digestive system?
Muscles
What body systems is made of the brain and spinal cord?
Nervous
What body system does the esophagus belong to?
Digestive
What category do the digestive and excretory system belong to?
Food and waste processing
What is maintaining a stable environment in your body called?q
Homeostasis
Stress
What body system does the thyroid and glands belong do?
Endocrine
What is the main organ of the circulatory system?
Heart
What category do the skeletal and integumentary system belong to?
Structural
What are the chemicals released by glands called?
Hormones
What is a part of your immune system that swells when your body is fighting off an infection?
Lymph nodes
What is the main organ of the integumentary system?
Skin
What body system do the bladder and kidneys belong to?
Excretory
What do the circulatory and respiratory systems belong to?
Oxygen and transport
What is an example of homeostasis?
Many answers
What are the levels of organization in the human body from least complex to most complex?