Unit 1: Vocabulary

In order to pass this unit, you need to know vocabulary below.
artery
a blood vessel that carries blood away from the heart
The passenger bled to death as the windshield had cut an artery and paramedics couldn't stop the bleeding.
bile
a bitter fluid that helps with digestion
The patients liver isn't producing enough bile to digest these foods properly.
blood
the fluid that carries oxygen and other elements to the tissues and carbon dioxide away from the tissues through the heart and vascular system
People are encouraged to donate blood once a year so that the health service always has a stock.
brain
the mass of nerve tissue located in the head of animals with spinal cords; it is the center of thought and controls movement
You have to be very careful if you hit your head in case of brain damage.
cardiovascular system
the system of organs and tissues involved in circulating blood and lymph through the body
Research has shown that a glass of red wine a day can help your cardiovascular system.
CNS (central nervous system)
the part of the nervous system comprising of the brain and the spinal cord
Epilepsy is a potentially fatal disorder of the central nervous system.
digestive system
the part of the body that stores and processes food
The baby's entire digestive system was damaged from drinking liquid floor cleaner.
gland
an organ or group of cells that releases substances or waste from the body
The thyroid gland is situated at the base of the throat.
heart
the organ that controls the flow of blood in the body
The government is running a series of public information films on the dangers of heart disease.
intestine
the portion of the alimentary canal extending from the stomach to the anus
As soon as food enters your small intestine, your brain receives a message saying 'stop eating'.
joint
a movable or fixed place or part where two bones or elements of a skeleton join
Elderly people tend to suffer from joint pain as a result of arthritis.
liver
an organ in the body that secretes bile to help digest carbohydrates, fats and proteins.
Three weeks after a transplant operation, the man was in the hospital again with liver failure.
lungs
a pair of organs in which oxygen from the air that is inhaled is transferred into the blood
Lung cancer is particularly common among smokers.
nerve
fiber forming part of a system that conveys impulses of sensation, motion, between the brain or spinal cord and other parts of the body
The main aim of this surgery is to relieve the pressure on the trapped nerve.
pancreas
this organ both regulates insulin and secretes enzymes to break down carbohydrates, proteins, and lipids
Pancreatic cancer is any cancer where malignant cells originated in tissues forming the pancreas.
respiratory system
the set of organs that allows a person to breathe and exchange oxygen and carbon dioxide throughout the body
The program is designed for people with respiratory system troubles, such as asthma.
spinal cord
the thick column of nerve tissue that extends from the base of the brain about two thirds of the way down the backbone
The spine supports the skeleton and protects the fragile spinal cord.
spleen
an organ near the stomach that has various roles in purifying and storing the blood
John's spleen was removed after the accident as it had ruptured.
tonsil
either of a pair of oval masses of lymphoid tissue, one on each side of the throat at the back of the mouth
When Timmy was 6 he was diagnosed with tonsillitis and had his tonsils removed.
vein
a blood vessel that carries depleted blood back to the heart
After the nurse had found the vein, she gave the injection.
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