Which system delivers blood to all the cells of the body?
cardiovascular
digestive
skeletal
respiratory
Where does blood move the cellular wastes so it can be removed from the blood?
kidneys
lungs
brain
stomach
What is the main function of the cardiovascular system?
transporting substances around the body
breaking down and digesting food
providing structure and shape
Where does the pulmonary circulation loop circulate blood?
between the heart and lungs
between the heart and stomach
between the heart and brain
Which of these are shaped like flattened disks and contains hemoglobin?
red blood cells
white blood cells
platelets
Which of these help blood to clot?
platelets
red blood cells
white blood cells
Which of these include the cells that engulf and destroy microorganisms in the blood?
white blood cells
red blood cells
platelets
Oxygen and nutrients are transported to all the body’s cells by blood in the ___________
arteries
veins
What are the “chemical messengers” that blood transports throughout the body?
hormones
platelets
white blood cells
If your blood has both antigen A and antigen B, your blood type is what?
AB
O
A
B
Leukemia is a type of cancer in which bone marrow produces abnormal ________.
white blood cells
red blood cells
hemoglobin
platelets
What is the disease that occurs when there is not enough hemoglobin or iron in the blood?
anemia
leukemia
hemophilia
sickle-cell disease
What are the 4 blood-filled areas of the heart called?
chambers
aortas
septum
pumps