dusibuce's version from 2016-06-05 14:00

Section 1

Question Answer
how can you measure physical fitness?stamina, strength, flexibility, agility, speed, cardiovascular efficiency
how is heart disease caused? high blood pressure, smoking, saturated fat, salt
what is systolic pressure?heart when it is contracted
how is blood pressure measured?mmHg
what is diastolic pressure?when the heart relaxes
What happens when you have high blood pressure?heart attack, stroke, kidney damage
What happens when you have low blood pressure?dizziness, fainting, poor circulation and organ failure
How does smoking increase blood pressure?carbon monoxide combines with haemoglobin in red blood cells and stops them from carrying as much oxygen making the heart work faster, straining heart
what is thrombosis?blood clot

Section 2

Question Answer
how do you calculate the EAR in protein?EAR in g = 0.6 x body mass in kg
why is it important to eat first class proteins?they contain all essential amino acids
What is the disease called when children to not have enough protein? kwashiorkor
How do you work out your BMI?mass in kg/ height in m^2

Section 3

Question Answer
What are infectious diseases caused by?micro organisms
if a tumour does not spread is its called...benign
if a tumour does spread it is called...maligant
what are the disease causing micro organisms called?pathogens
How can malaria be controlled?mosquito net, insect repellent, draining areas of stagnant water
what is the incidence of a disease?is the rate at which new cases occur in a population each year
Why is iodine solution used before operations?Bacteria is killed so does not cause infection as it is a good antiseptic
why do doctors need to be careful when prescribing antibiotics? they must finish the whole course otherwise resistant bacteria develops

Section 4