Circulatory System
The main organ in the circulatory system.
What is the heart?
The four chambers of the heart.
What are the left and right atria, and the left and right ventricles?
The main organ of the breathing system.
What are the lungs?
The three types of microbe.
What are bacteria, fungi and viruses?
They help to clot the blood.
What is the role of platelets?
The three types of blood vessel.
What are arteries, veins and capillaries?
This side of the heart contains deoxygenated blood.
What is the right side of the heart?
Two main gases exchanged in the capillaries.
What are oxygen and carbon dioxide?
Skin, eyelashes, and hair are examples of these.
What are physical barriers to disease?
Brain, spinal cord and nerves.
Which 3 things make up the nervous system?
The four components of blood.
What are red blood cells, white blood cells, platelets and plasma?
This allows the left ventricle to pump blood to the rest of the body.
Why is the left ventricle wall thicker?
The lungs expand, the ribcage moves up and out, and the diaphragm contracts and moves down.
What happens when we breathe in?
Stomach acid and white blood cells are examples of these.
What are chemical barriers to disease.
Handwashing, sweeping through the Bunsen burner and taping agar plates closed are all examples of this.
What is aseptic technique?
This type of blood vessel carries blood towards the heart.
What are veins?
This blood vessel carried blood to the heart from the rest of the body.
What is the Vena Cava?
Gas exchange in the lungs take places here.
What are the alveoli?
He invented the first vaccine after studying milk maids and cowpox.
Who is Edward Jenner?
Receptor -> sensory neurone -> relay neurone -> motor neurone -> effector
What is a reflex arc?
This feature prevents backflow in veins.
What are valves?
This blood vessel transports oxygenated blood from the heart to the rest of the body.
What is the aorta?
Makes our breathing rate faster as our muscles need more oxygen.
What is exercise?
These are a dead/weakened version of a disease which can help us to fight off any future infections.
What are vaccines?
Glucose + oxygen -> carbon dioxide + water + energy
What is the equation for respiration?