Questions
Systemic circulation moves oxygen-rich blood from the heart to the _______.
- lungs
- arteries
- capillaries
- rest of the body
The flow of blood between the heart and lungs is known as ________.
- cardiac circulation
- systemic circulation
- pulmonary circulation
- arterial circulation
T/F: Capillaries are so narrow that blood cells must flow through them in single file.
- TRUE
- FALSE
How is the exchange of gases able to take place within the capillaries?
- their walls are extremely thick
- their walls are only one cell thick
- they are very porous
- they are located closer to the veins
These blood vessels allow exchanges between the body's cells and blood to occur.
- capillaries
- arteries
- veins
- tubules
What aids the movement of blood through the veins?
- skeletal muscles around the veins
- arterial force
- cardiac muscle tissue around the veins
- smooth muscle tissue inside the veins
This type of blood vessel carries oxygen-poor blood BACK to the heart.
- capillaries
- arteries
- veins
- tubes
T/F: Blood found in veins is under more pressure than blood found in arteries.
- TRUE
- FALSE
The highly pressurized heartbeats that pump blood through the arteries are known as _____.
- cardiopressure
- blood pressure
- arterial force
- cardiovascular force
Which of the following is NOT true about arteries?
- they contain a layer of smooth muscle
- they have thick, strong walls
- they are able to stretch
- they carry blood back to the heart
This type of blood vessel carries blood AWAY from the heart.
- capillaries
- arteries
- veins
- tubules
T/F: The pulmonary arteries are what create the "lub-dub" sound of a beating heart.
- TRUE
- FALSE
These structures found inside of the heart prevent blood from flowing backwards.
- valves
- atrium
- ventricles
- arteries
Which part of the heart pumps oxygen-rich blood to the body?
- the atriums
- the ventricles
- the right side
- the left side
T/F: The cardiovascular system is a closed circulatory system.
- TRUE
- FALSE
Besides the cardiovascular system, what other system helps make up the circulatory system?
- digestive system
- respiratory system
- lymphatic system
- nervous system
Which of the following correctly maps the circulation of blood from the heart?
- heart - veins - capillaries - arteries - heart
- heart - capillaries - arteries - veins - capillaries - heart
- heart - arteries - capillaries - veins - capillaries - heart
- heart - arteries - capillaries - veins - heart
The cardiovascular system is made up of what 3 things?
- heart - lungs - veins
- heart - blood - blood vessels
- blood - lungs - arteries
- heart - blood - spinal cord
Which answer best describes the function of the circulatory system?
- it removes wastes from cells & delivers nutrients to cells
- it breaks down nutrients in foods for cell use
- it produces chemicals that allow the body to communicate
- it coordinates all body parts to achieve homeostasis