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Ms. Helms C prd Clas
Blood Unit
| Question | Answer |
|---|---|
| surface markfers found on red blood | Antigens |
| Found in blood plasma | Anitbody |
| Has "A" antigens and will produce "B" antibodies | Type A blood |
| Has "B" antigens and will produce "A" antibodies | Type B blood |
| Has "A" & "B" anitgens and will produce no antibodies | Type AB blood |
| Has no antigens and will produce "A" & "B" antibobies | Type O blood |
| 1 complete heartbeat | Cardiac Cycle |
| the force exerted by blood as it moves through the blood vessels | blood pressure |
| blood pressure measured in.. | mmHg (millimeters of Mercury) |
| tells how much pressure is exerted when the heart contracts and blood flows through the arteries | Systolic Pressure (1st number) |
| tells how much perssure is exerted when the heart relaxes | Diastolic Pressure (2nd number) |
| normal systolic number | 115-120 |
| normal diastolic number | 70-90 |
| another name for high blood pressure | hypertension |
| places a strain on the walls of arteries and increases the chance that vessel will burt | high blood pressure |
| each contraction begins in the sinoatrial (SA) node in the right atrium | hearbeat |
| sends impulse first, located in right atrium, maintains rythmic beating | Sinoatrail Node (pacemaker) |
| measures the tiny electrial impulses produced by the heart muslce when it contracts | ECG or EKG (Electrocaridiogram) |
| a condition in which plaque builds up on the inner walls of the arteries | Atherosclerosis |
| fatty deposits | plaque |
| another name for heart attack | Myocardial Infarction |
| if the artery remains open to some degree, reduced blood flow to the heart is notuceable during stress on the heart during periods of rapid heartbeats | heart attack |
| the pressure of a heart attack | angina |