Fit And Healthy Flashcards
What is tar
Coats lining making it hard to take in oxygen. Causes cancer.
Smoking
What is nicotine
An addictive drug that raises the heartbeat, narrows Rteries and causes high blood pressure. Which leads to heart disease
What is carbon monoxide
Poisonous gas which joins up red blood cells, making them incapable of transporting oxygen around the body
Name some affects of smoking
Mouth cancer. Reduces lung capacity Bleaches teeth Throat cancer Lung cancer Bladder cancer Emphysema
What is it called when you someone else breathes in your smoke, produced from your cigarette
2nd hand smoke
If child has 2nd hand smoke, what can it cause
Coughing
Wheezing
Lung not to grow properly
Illness
With adult?
Cancer
Sickness
Headaches
Irritated eyes and throat
What happens to the baby when you smoke during pregnancy
Child could get a disability
They have a lack of oxygen
Born underweight
Skeleton
Name the 3 functions of a skeleton
For support - rigid + tough
Protection - tissues r supported by skeleton
Movement - muscles makes the bones move
What does a joint do
Allows movement
3 types of joints?
Immovable joints - skull
Slightly moveable - spine
Freely moveable - knee
What is synovial fluid
Fluid which reduces friction between muscles (bones rubbing together) and acts as a shock absorber
What are antagonistic muscles
When you raise your forearm, your bicep contracts and your triceps relax. It’s the opposite for lowering your arm.
Drugs
What does a drug do
Anything which alters your body and the way your mind works
Alchol
What breaks it down
Your liver
Short term causes
1-2 units?
Relaxed
3-4
Brains ability to judge are reduced
5-6
Movement affected
7-8
Seances numbed
11-12
Memory affected
12+
Areas of brain which keep the body alive are affected
Long term
Liver damage Kidney failure Brain damage Loss of memory Nerve pain Heart disease Weight gain Gastritis
Inhale and exhale in revision cards
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Fitness
What does a digestive system do, regarding making energy
Enzymes breaks food down, which make energy.
Circulatory - what does it do?
Exchanges oxygen to cells in body
Respiration
Produces glucose
What does fizzy alcohol do
Absorbed into the blood stream quicker - so has a quicker affect
What things reduces the effect of alcohol
Full stomach
Women
Size and weight
Who have alcohol in blood stream longer
Children
