circulatory system worksheet
Terms in this set (34)
blood vessel that carries blood back to the heart
valve between the left ventricle and aorta
blood cell required for the clotting process
blood vessel that carries blood away from the heart
complex protein on red blood cells
lower chamber of the heart
valve between the right ventricle and pulmonary artery
upper chamber of the heart
blood cell that carried oxygen and co2
brief period of rest in the heart
fluid portion of blood
blood vessel that connects arterioles with venules
valve between the left atrium and left ventricle
blood cells that help fight infection
period of ventricular contraction in the heart
tissue that flows through the circulatory system
largest artery in the body
two largest veins
superior and inferior vena cava
vessels that allow oxygen and nutrients to pass through to cells
smallest branches of arteries
smallest branch of veins
vessels that contain valves to prevent back flow of blood
most muscular and elastic blood vessels
6 substances transported by blood
oxygen, co2, nutrients, metabolic and waste products, heat, hormones
6 substances dissolved in plasma
blood proteins, nutrients, mineral salts or electrolytes, gases like co2 or o2, metabolic and waste products, hormones and enzymes
normal count for erythrocytes and function
4.5-5.5 million; contains hemoglobin which carries o2 and co2
normal count for leukocytes and function
5,000-9,000; fight infection
normal count for thrombocytes and function
250,000-400,000; important for clotting process, which stops bleeding
What gives blood it's red color?
What is hemoglobin?
a complex protein composed of protein molecule glob in and the iron compound heme
What leukocyte phagocytize bacteria?
What leukocyte provides immunity for the body by developing antibodies?
what leukocyte defend the body from allergic reactions?
what leukocyte produces histamine and heparin?