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med term-cardio
ch 5 daymar college-jackson-newkirk
Question | Answer |
---|---|
4 organs of the cardiovascular system | heart, arteries, capillaries,veins |
2 parts the cardiovascular system is divided into | circulatory system and systemic system |
-manometer | instrument to measure pressure |
steth/o | chest |
average beats per minute of the heart | 60-100 |
heart is located here | in the mediastinum, more to the left side of chest |
heart is divided into right and left sides by a wall called this | septum |
how many chambers are in the heart | four |
the upper chambers of the heart | atria |
the lower chambers of the heart | ventricles |
the receiving chambers of the heart | atria |
the pumping chambers of the heart | ventricles |
these act as restraining gates to control the direction of blood flow | valves |
relaxation phase of the heart | diastole |
contraction phase of the heart | systole |
this is where the electrical impulse begins in the heart | sa node |
channel within blood vessels | lumen |
large thick walled vessels | arteries |
carry blood away from the heart | arteries |
carry blood to the heart | veins |
these arteries supply myocardium | coronary arteries |
measurement of the force exerted by blood against the walls of a vessel | blood pressure |
state of slow heart rate | bradycardia |
state of fast heart rate | tachycardia |
enlarged heart | cardiomegaly |
heart specialist | cardiologist |
sugical repair of a vessel | angioplasty |
narrowing of a vessel | angiostenosis |
listening to sounds within body using a stethoscope | auscultation |
area of necrotic tissue due to loss of blood supply | infarct |
to flow backward, back flow of blood through a valve. | regurgitation |