Tuesday, October 16, 2007

The heart Worksheet

All vertebrates have what type of circulatory system? closed circulatory system


How does the circulatory system maintain homeostasis? Through water and electrolyte tranport, fluid volume control, and regulation of pH and of body temperature.


Name 4 functions of the circulatory system. Maintains homeostasis, Carries Hormones, & Transports oxygen


What are blood vessels that carry blood away from the heart called? Arteries


What are blood vessels that carry blood to the heart called? Veins


What is the sac that surrounds the heart called? pericardium


What is the muscular portion of the heart called? myocardium

What is the lining of the myocardium called? endocardium


What is the name of the upper cavities of the heart? The lower cavities? Atria & ventricles


What veins carry blood to the left atrium? The right atrium? Superior vena cava & inferior vena cava,


What arteries carry blood away from the left ventricle? The right ventricle? aorta &pulmonary

1 comment:

Duval said...

The last two questions are only half answered. If you fix these, post me a new comment