The Heart and Blood Vessels Crossword Puzzle

QUESTIONS LIST:

• plasma : makes up 55% of blood and transports nutrients, heat, urea and carbon dioxide
• artery : thick muscular wall and small lumen that makes pressure high
• vein : wide lumen and low pressure. they also have valves
• pulmonary : means lungs
• septum : structure that separates the two sides of the heart
• atrium : the chamber at the top of the heart where blood enters
• vena cava : brings deoxygenated blood back from the body to the heart
• haemoglobin : pigment in rbc's that binds with oxygen
• valve : prevents the back flow of blood
• ventricle : bottom chamber of the heart where blood is forced out of
• aorta : takes oxygenated blood away from the heart to the body
• capillaries : join veins and arteries together. they are one cell thick