The Human Body Flashcards
What are the three main parts of the circulatory system?
- the heart
- blood vessels
- blood
The circulatory system is essential for transporting nutrients and waste.
What is the primary function of the heart?
To pump blood through the body
This process is known as circulation.
Where is the heart located in the body?
Inside the chest, slightly to the left
The heart is protected by the ribs.
How can you feel your heart beating?
By placing your hand on your chest
The heartbeat occurs when the heart muscle contracts.
What does the circulatory system carry to all parts of the body?
- food
- oxygen
It also carries waste substances that the body does not need.
What is the process called when the heart pumps blood?
Circulation
This occurs continuously and never stops.
How long does it take for blood to be pumped to every part of the body?
Less than a minute
This efficiency is crucial for maintaining bodily functions.
Fill in the blank: The heart is a special _______.
muscle
The heart’s muscular nature allows it to pump blood effectively.
True or False: The heart can stop pumping blood for long periods.
False
The heart continuously pumps blood as part of its function.
What side of the heart pumps blood that contains oxygen
The left side
The _________ side of the heart pumps blood without oxygen to the lungs
Right
Name 3 kinds of blood vessels
Arteries
Veins
Capillaries
What if the function of the artery
Carries blood containing food and oxygen away from the heart to the body
