as any substance taken into the body that modifies or affects chemical reactions in the body
15.2 Medicinal drugs
describe the use of antibiotics for the
treatment of bacterial infection
state that some bacteria are resistant to antibiotics
Anotações:
which reduces the effectiveness
of antibiotics
explain how development of resistant
bacteria such as MSA can be minimised
Anotações:
limited to using antibiotics only when essential and ensuring treatment is completed
explain why antibiotics kill bacteria, but do not affect viruses
15.3 Misused drugs
describe the effects of excessive alcohol consumption and abuse of heroin
Anotações:
limited to:
- powerful depressant drugs
- effect on reaction times and self-control
-addiction and withdrawal symptoms
-negative social implications, e.g.crime
Explain how heroin affects the nervous system, limited to its effect on the function of synapses
state that injecting heroin can cause infections such as HIV
state that excessive alcohol
consumption can cause liver
damage
state that the liver is the
site of break down of
alcohol and other toxins
state that tobacco smoking can cause...
chronic obstructive pulmonary disease (COPD)
lung cancer
discuss the evidence for
the link between smoking
and lung cancer
coronary heart disease
discuss the use of
hormones to improve
sporting performance
Anotações:
limited to testosterone and anabolic steroids
describe the effects on the gas
exchange system of tobacco
smoke and its major components