Test - Circulatory System Flashcards
8 What is the main function of the platelets?
helping your blood clot
- circulatory system study guide
9 When blood flows into the right atrium from the body, it contains what?
little oxygen and a lot of carbon dioxide
- circulatory system study guide
10 What happens first, second, and then third?
The atria begins to fill with blood; the valve between the ventricles and atria close; blood is pushed out of the heart.
Brain Pop
11 Which component of blood is 90% water?
plasma
Class discussion and Notes on Paper
20 What causes blood pressure?
The force with which the ventricles contract
- circulatory system study guide
27 What chamber of the heart pumps oxygen-poor blood to the lungs?
right ventricle
- WKST - The Body’s Transport System
30 Needed substances-are carried to the body cells by what?
blood
- WKST - The Body’s Transport System
40 The (left ventricle) pumps blood to the lungs.
False - Right Ventricle
- CLF - Exterior Heart
41 As blood moves away from the heart, blood pressure (increases.)
False - Decreases
- WSKT Cardiovascular Health
46 Blood returns to the heart from the body through big blood vessels called what?
Vena cava
- CLF - Exterior Heart
48 Fibrin is produced when the blood components called ___________ start a chain reaction that produces a blood clot.
platelets
- CLF - Exterior Heart
49 Cardiovascular health can be maintained by strengthening the heart muscle through regular __________.
exercise
- WKST - The Body’s Transport System
54 Blood is pumped through blood vessels by the action of the organ known as the ___________.
heart
- WSKT Cardiovascular Health
55 Substances are exchanged between the blood and body cells in the blood vessels known as the ________________.
capillaries
- CLF - Arteries, Veins, Capillaries, Oh My!
