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ch 6 cardio sys PT1
ch 6 vocab
| Question | Answer |
|---|---|
| cardiovascular system | consists of the heart/blood vessels |
| arteries | carries blood AWAY from the heart |
| capillaries | smallest blood vessel that delivers oxygen to tissues |
| veins | carries blood TOWARDS the heart |
| heart | located in the ventral chest cavity |
| base | "top" of the heart; wider portion |
| apex | "bottom" or tip of the heart |
| endocardium | inner lining of heart |
| myocardium | muscle layer of heart |
| pericardial space | space between the layers of pericardium; contains small amount of fluid |
| pericardium | membrane surrounding the heart |
| atria/atrium | two UPPER chambers of heart |
| ventricles | two LOWER chambers of heart |
| septum | diving wall between right/left sides of heart |
| heart valves (4 in total) | structure that temporarily closes an opening |
| pulmonary | valve between the RIGHT VENTRICLE & pulmonary artery |
| aortic | valve between the LEFT VENTRICLE & the aorta |
| tricuspid | valve between the RIGHT ATRIUM |
| mitral | valve between the LEFT ATRIUM (bicuspid) |