Organ Systems

Question 1

Integumentary

Answer 1

•protects the body by serving as a barrier to pathogens and chemicals
•prevents excessive water loss
(Skin, subcutaneous tissue)

Question 2

Skeletal

Answer 2

•supports the body
•protects internal organs and red bones narrow
•provides a framework to be moved by muscles
(Bones, ligaments)

Question 3

Muscular

Answer 3

•moves the skeleton or other body parts
•produces heat
(Muscles, tendons)

Question 4

Nervous

Answer 4

•interprets sensory information and decides how to use it
•regulates body functions, such as movement, by means of electrochemical impulses
(Brain, spinal cord, nerves, eyes, ears)

Question 5

Endocrine

Answer 5

•regulates body functions, such as growth and reproduction, by means of hormones
•regulates day-to-day metabolism by means of hormones
(Thyroid gland, pituitary gland, ovaries or testes, pancreas)

Question 6

Circulatory

Answer 6

•transports oxygen and nutrients to tissues and removes waste products
(Heart, blood, arteries, veins)

Question 7

Lymphatic

Answer 7

•returns tissue fluid to the blood
•destroys pathogens that enter the body and provides immunity
(Spleen, lymph nodes, thymus gland)

Question 8

Respiratory

Answer 8

•exchanges oxygen and carbon dioxide between the air and blood
(Lungs, trachea, larynx, diaphragm)

Question 9

Digestive

Answer 9

•changes food into simple chemicals that can be absorbed and used by the body
(Stomach, colon, liver, pancreas)

Question 10

Urinary

Answer 10

•Removes waste products from the blood
•regulates volume and pH of blood and tissue fluid
(Kidney, urinary bladder, urethra)

Question 11

Reproductive

Answer 11

•produces eggs or sperm
•in women, provides a site for the developing embryo/fetus
Female: ovaries,uterus
Male: testes, prostate gland