Unit 8 Vocabulary ReviewRespiratory, Circulatory and Urinary

Heart

Organ that pumps blood throughout the body

Artery

Blood vessel that carries blood away from the heart

Aorta

AortaLargest artery in the body

Blood

Carries Oxygen and carbon dioxide through the body

Red Blood Cell

Carry oxygen to parts of the body

White Blood Cells

Protect the body against foreign substances

Lungs

Organ that allows us to breath

trachea

Tube that carries air to and from the lungs

Nose

Organ that lets air enter the body

Larnyx

Our voice box

diaphragm

muscle under the lungs that helps in breathing

uretertube that carries urine from the kidney to the bladder

Bladder

body organ that stores urine until elimination

urethratube leading from the urinary bladder to the outside of the body

Kidneys

a pair of bean-shaped organs that filter water and waste materials from the blood

nephrontiny blood filtering unit of the kidney

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