What percentage of the organ system accounts for the body weight?
45%
25%
15%
20%
What are organs?
Groups of tissues
Groups of cells
Groups of bones
Groups of muscles
What is a joint?
Place where the brain is
Place where bones meet
Place where muscles meet
Place where heart is
What leads to emphysema?
Coughing
Alcoholism
Amphetamine
Ecstasy
Why do people take harmful drugs?
Because of disease
Because of pain
Because they feel they cannot cope with life
To get energy
Which of the following drugs can cause hallucinations?
Heroin
Cocaine
LSD
Nicotine
What is the weekly recommended limit of alcohol for men?
14 units
20 units
21 units
22 units
What causes heart attack?
Cholesterol
Alcohol
Drugs
Which protects the brain?
Spinal cord
Skull
Kidney
Rib cage
How many bones are there in human body?
205
206
207
360
