Revision 4 Biology

Ashley Hadfield
Mind Map by Ashley Hadfield, updated more than 1 year ago
Ashley Hadfield
Created by Ashley Hadfield over 3 years ago
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Year 9, 10, 11 Biology Mind Map on Revision 4 Biology, created by Ashley Hadfield on 04/25/2017.
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Revision 4 Biology
1 Lungs
1.1 1 cell thick
1.1.1 to reduce distance travelled
1.1.1.1 Via Diffusion
1.2 large surface area
1.2.1 increases rate of gas exchange
1.3 Moist
1.3.1 Gasses diffuse quicker in wet conditions
1.4 Rib cage
1.4.1 Protects:
1.4.1.1 Lungs
1.4.1.2 Heart
1.5 Diaphragm
1.5.1 separates lungs from lower body
1.6 Alveoli
1.6.1 where gas exchange takes place
1.7 Trachea
1.7.1 Carries air to lungs
1.7.2 has rings of cartilage
1.7.2.1 to keep the trachea open
1.8 Bronchus
1.8.1 transport air from trachea to bronchioles
1.9 Bronchioles
1.9.1 Carry air from bronchi to alveoli
1.10 large blood supply:
1.10.1 gas transport is quicker
2 Heart
2.1 left ventricle
2.2 left atrium
2.3 pulmonary vein
2.4 aorta
2.5 right ventricle
2.6 right atrium
2.7 vena cava
2.8 pulmonary artery
3 circulatory system
3.1 transports
3.1.1 oxygen
3.1.2 glucose
3.2 removes
3.2.1 water
3.2.2 Carbon dioxide
4 double circulatory system
4.1 Blood
4.1.1 oxygenated
4.1.1.1 to the body
4.1.2 deoxygenated
4.1.2.1 to the lungs
5 Blood vessels
5.1 artery
5.1.1 Thick walled
5.1.2 deep in body
5.1.3 high blood pressure
5.1.4 thick muscle and elastic layer
5.1.4.1 stretches and springs back
5.1.5 pumps blood to body
5.2 capillaries
5.2.1 1 cell thick
5.2.2 where substance exchange occurs
5.2.3 connects veins + arteries
5.3 veins
5.3.1 low blood pressure
5.3.2 thin walls
5.3.3 Lumen
5.3.4 takes blood to heart
5.3.5 thin muscle and elastic layer
5.3.6 smooth lining
6 the blood
6.1 red blood cells
6.1.1 carries oxygen
6.2 white blood cells
6.2.1 fight disease
6.3 plasma
6.3.1 carries substances in blood
6.4 platelets
6.4.1 clot a cut
7 coronary heart disease

Annotations:

  • Exercise regularly, eat healthy, don't smoke, limit drinking alcohol, low fat diet
7.1 caused by coronary arteries being blocked
7.1.1 by fatty plaques of cholesterol
7.2 Statins
7.2.1 reduce amount of cholesterol in blood
7.2.1.1 blocks the action of an enzyme in the liver
7.2.2 work well on the elderly
7.3 stents
7.3.1 the stent is inserted into the artery
7.3.1.1 is expanded to widen the arteries
7.3.1.1.1 stent is then removed leaving the wire mesh behind
8 heart failure
8.1 options
8.1.1 artificial pacemaker
8.1.2 transplant
8.1.3 artificial heart
8.1.4 drugs
8.1.5 stents
8.1.6 surgery
9 heart transplant
9.1 better quality of life after transplant
9.2 when successful organ will last a few years
9.3 must be transplanted soon after being donated
9.4 has to be kept refrigerated
9.5 organ can be rejected
9.6 patients have to take drugs for the rest of their lives
10 artificial valves
10.1 when valves become leaky
10.1.1 blood can flow backwards
10.2 heart pumps faster
11 Health
11.1 health is a state of mental, physical and social well being
11.2 factors
11.2.1 astma
11.2.2 exercise
11.2.3 stress
11.2.4 smoking
11.2.5 cancer
11.2.6 alcohol
11.2.7 food allergies
12 mitosis
12.1 cell growth
12.2 repair
12.2.1 replace
12.2.2 cell genetically identical
12.3 cell division
12.4 sexual reproduction
13 alcohol
13.1 14 units a day
13.2 vomiting
13.3 alcohol poisoning
13.4 liver failiure
13.5 pass out
13.6 addictive
14 respiration
14.1 the production of energy
14.2 occurs in every cell
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