Blood and Blood Vessels
The Heart and Circulation
Excretory System
Sweat and Health
100
What type of blood cells carry oxygen? 
Red blood cells
100
What takes blood around the heart and lungs? 
Pulmonary circuit
100
What does the excretory system get rid of? 
Waste products
100
Free points!
200
What type of blood cells protect the body from germs and disease? 
White blood cells
200
What take blood around the body? 
Systemic circuit
200
What organs filter blood? 
Kidneys
200
What is sweat mostly made of? 
Water
300
What are the fragments of old cells that help stop bleeding? 
Platelets
300
How many halves does the heart have? 
Two
300
What organ holds urine? 
Bladder
300
What do we need to do to take care of the circulatory system? 
Exercise and a healthy diet
400
What type of blood vessels carry blood from the heart to the organs? 
Arteries
400
What is the contraction of the heart? 
Systole
400
What channels carry urine from the kidneys to the bladder? 
Ureters
400
What produces sweat?
Sweat glands
500
What type of blood vessels carry blood from the organs to the heart? 
Veins
500
What is the relaxation of the heart? 
Diastole
500
What does urine leave the body through? 
Urethra
500
What do we need to take care of the excretory system? 
Drink water and personal hygiene