Unit 5 - Principles and Applications of Science II
Institution
PEARSON (PEARSON)
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Unit 5 - Principles and Applications of Science II
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Unit 5 Complete Revision checklist
Biology Organs and systems:
1) The Cardiovascular System
Structure And Function Of The Heart:
Atria
Ventricles
Septum
Valves - Semi Lunar, Tricuspid And Bicuspid
Vena Cava
Pulmonary Vein
Pulmonary Artery
Aorta
Myogenic Muscle
Sinoatrial Node (SAN)
Atrioventricular Node (AVN)
Purkinje Fibres
Bundle Of His
Calculation Of Cardiac Output
Characteristic Features Of Blood Vessels And Pressure Changes:
Arteries - Elastic, Small Lumen, Thick Muscle, High Pressure
Veins - Large Lumen, Valves, Thin Walled, Low Pressure
Capillaries - Link Arteries And Veins, One Cell Thick, Site Of Diffusion
Blood Transfusion And The Abo Rhesus System
Cardiac Cycle:
Atrial Systole
Ventricular Systole
Cardiac Diastole
Role Of Major Blood Vessels - Vena Cava, Pulmonary Vein, Pulmonary Artery, Aorta And
Coronary Artery
Opening And Closing Of The Heart Valves
ECG'S:
Significance Of Pqrst Points On An ECG Trace
Identification Of Arrythmias - Tachycardia, Bradycardia, Ventricular Fibrillation, Sinus
Arrythmia, Flat Line
How Factors Can Increase The Risk Of Cardiovascular Disease (CVD):
Genetics
Age
Gender
Diet
High Blood Pressure
, Smoking
Inactivity
Effect Of Caffeine Rate On Heart Rate In Daphnia
Benefits And Risks Of Treatments For CVD:
Antihypertensives
Statins
Transplantation And Immunosuppressants
2) Ventilation And Gas Exchange
Structure Of The Human Lung And Overall Ventilation System:
Trachea
Bronchi
Bronchioles
Alveoli
Capillary Network
Intercostal Muscles
Diaphragm
Role Of Pleural Membranes
Mechanics Of Ventilation Of The Lungs
Inspiration And Expiration
Action Of Intercostal Muscles
Action Of The Diaphragm
Changes In The Volume Of The Thorax
Changes In Air Pressure And Movement
The Use Of The Ventilation To Assist Breathing
Principles That Relate To Efficient Gas Exchange In The Lung:
Proximity Of Alveoli To Capillary Network
One Cell Thick Capillaries
Alveolar Large Surface Area
Moisture
Diffusion Gradients
Provision Of Oxygen For Respiration And Removal Of Carbon Dioxide For Efficient
Production Of Adenosine Triphosphate (ATP) During Cellular Respiration
Importance Of Spirometer Readings Of Lung Volumes:
TV
IRV
RV
ERV
VC
TLC
Importance Of The Methods Used To Measure Lung Function For Respiratory
Conditions:
Peak Expiratory Flow
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