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Cardiovascular
Question | Answer |
---|---|
What are the 4 functions of blood? | Transport, Defence, Heat regulation, Clotting |
Which cell is responsible for clotting? | Thrombocyte |
Which cell is involved with defence? | Leucocyte |
Which cell transports oxygen around the body? | Erythrocyte |
Dilation of the blood capillaries to regulate heat is also known as ......... | Vasodilation |
Which vessels have thick muscular walls? | Arteries |
Which vessels contain valves? | Veins |
Which vessels have a muscle layer with in their structure? | Arteries |
How thick is a capillary wall? | 1 cell thick |
Arteries carry blood towards or away from the heart? | Away |
Veins carry blood towards or away from the heart? | Towards |
The pulmonary circulation is the blood flow between which 2 organs? | Heart and lungs |
Which is the only artery that carries deoxygenated blood? | Pulmonary artery |
Which is the only vein to carry oxygenated blood? | Pulmonary vein |
What is the portal circulation? | The circulation of blood from the gastrointestinal tract to the liver |
What is the basic function of capillary exchange? | The exchange of carbon dioxide with oxygen |
Identify the main artery to the head and neck | Carotid artery |
Identify the main vein taking blood from the head and neck | Jugular vein |
Where does the left ventricle pump blood to? | The body |
Where does the right ventricle pump blood to | The lungs |
What are the atria? | Collecting chambers |
What is pulse? | A pressure wave felt in the arteries corresponding to the beating of the heart |
What is blood pressure? | the force at which the blood travels through the body in vessels |
Name the 4 types of tissue in the body | Epithelial, Connective, Muscular and nervous |
What is epithelial tissue? | It is a lining tissue for surfaces inside and outside the body |
How does an endocrine gland secrete substances? | Directly into the blood stream |
How does an exocrine gland secrete substances? | Through a duct onto the skin |
What is a "simple" gland | Where secretions are made through a single duct |
What is a "compound" gland | Where secretions are made through several ducts |