CARDIOVASCULAR TEST REVIEW(YES! THIS MEANS THESE ARE YOUR TEAT QUESTIONS!)

1. BLOOD FROM THE LUNGSENTER THE HEART AT THE ANSWER: LEFT ATRIUM

2. ALVEOLI ARE SURROUNDED BY ANSWER: CAPILLARIES

3. WHAT PREVENTS BLOOD FROM FLOWING BACKWARD IN VEINS? VALVES

4. AIR MOVES INTO THE LUNGS WHEN THE DIAPHRAGM MUSCLE ANSWER: CONTRACTS AND MOVES DOWN

5. OXYGEN- POOR BLOOD FROM THE BODY RETURNS TO THE_______ OF THE HEART. ANSWER: RIGHT ATRIUM

6. ________IS THE FLUID PART OF BLOOD. ANSWER:PLASMA

7. BECAUSE LARGE ARTERIES HAVE THICK ELASTIC WALLS, THEY _________. ANSWER: CAN WITHSTAND THE HIGH PRESSURE AT WHICH THE HEART PUMPS BLOOD.

8. THE_______IS ALSO CALLED THE VOICE BOX. ANSWER:LARYNX

9. THE CARDIOVASCULAR SYSTEM IS MADE UP OF ANSWER: HEART, BLOOD, BLOOD VESSELS

10. ______IS CONNECTIVE TISSUE MADE UP OF TWO TYPES OF CELLS, CELL PARTS, AND PLASMA. ANSWER: BLOOD

11. EACH RED BLOOD CELL CONTAINS A PROTEIN CALLED ________. ANSWER: HEMOGLOBIN

12. THE MOST ABUNDANT CELLS IN BLOOD ARE:____________. ANSWER: RED BLOOD CELLS

13. AS SOON AS BLEEDING OCCURS, PLATELETS__________. ANSWER: ( BEGIN TO CLUMP TOGETHER IN DAMAGED AREA, RELEASE OF A VARIETY OF CHEMICALS THAT REACT WITH PROTEINS, FORM A PLUG THAT HELPS REDUCE BLOOD LOSS)

14. WHEN THE ATRIA CONTRACT, BLOOD IS SQUEEZED INTO THE________. ANSWER: VENTRICLES

16. BLOOD FROM THE RIGHT VENTRICLE GOES TO THE________. ANSWER: LUNGS

17. ________IS THE PRESSURE INSIDE LARGE ARTERIES WHEN THE VENTRICLES CONTRACT. ANSWER: SYSTOLIC PRESSURE

18. ______ARE BLOOD VESSELS THAT DIRECT BLOOD BACK TO THE HEART. ANSWER: VEINS

19. ________ARE BLOOD VESSELS THAT DIRECT BLOOD AWAY FROM THE HEART. ANSWER: ARTERIES

20. ______ARE THE SMALLEST BLOOD VESSELS IN YOUR BODY. ANSWER: CAPILLARIES

21. CONSISTENTLY HIGH OR LOW BLOOD PRESSURE MAY SUGGEST A PROBLEM WITH THE _________. ANSWER: CARDIOVASCULAR SYSTEM