Complete the 12 sentences below. Choose the best answer for each one.
1The lab traced the stomach infections to a waterborne ............... in the village well.
Wrong!
A disease-causing organism that spreads through water is a "pathogen".
2The scan showed a ............... growth, so the doctor said it was not cancerous and did not need urgent treatment.
Wrong!
Because the growth is not cancerous and does not need urgent treatment, it is "benign".
3A severe headache can be a ............... of dehydration, especially after exercise in hot weather.
Wrong!
A headache is something a patient experiences, so it is a "symptom".
4After the second dose, the vaccine usually gives stronger ............... against the virus.
Wrong!
A vaccine trains the body to defend itself, so it builds "immunity".
5Before surgery, technicians ............... the instruments to remove bacteria and other microorganisms.
Wrong!
To make equipment free from microorganisms, technicians "sterilise" it.
6Nurses ............... patients' blood pressure every week during the trial to detect any dangerous changes.
Wrong!
Regularly checking and recording blood pressure is to "monitor" it.
7She had lived with a ............... respiratory condition for years, so even a mild cold could make breathing difficult.
Wrong!
A condition that continues for years is "chronic".
8The new asthma medicine will be tested in a ............... involving 600 adult volunteers.
Wrong!
A carefully designed study that tests a new medicine in volunteers is a "clinical trial".
9The researchers found a ............... between poor sleep and higher infection rates, but they warned that this did not prove cause and effect.
Wrong!
A statistical link between two factors, without proof that one causes the other, is a "correlation".
10The leaflet says that one ............... is 500 mg, taken with food.
Wrong!
One measured amount taken at a particular time is a "dose".
11Because the disorder often runs in families, scientists believe it has a strong ............... component.
Wrong!
A condition passed from parents to children through genes is "genetic".
12During the lung test, the technician asked him to ............... as hard as possible into the plastic tube.
Wrong!
Blowing air out is to "exhale".
Exercise complete
0 out of 12
correct answers
Answers
- The lab traced the stomach infections to a waterborne pathogen in the village well.
- The scan showed a benign growth, so the doctor said it was not cancerous and did not need urgent treatment.
- A severe headache can be a symptom of dehydration, especially after exercise in hot weather.
- After the second dose, the vaccine usually gives stronger immunity against the virus.
- Before surgery, technicians sterilise the instruments to remove bacteria and other microorganisms.
- Nurses monitor patients’ blood pressure every week during the trial to detect any dangerous changes.
- She had lived with a chronic respiratory condition for years, so even a mild cold could make breathing difficult.
- The new asthma medicine will be tested in a clinical trial involving 600 adult volunteers.
- The researchers found a correlation between poor sleep and higher infection rates, but they warned that this did not prove cause and effect.
- The leaflet says that one dose is 500 mg, taken with food.
- Because the disorder often runs in families, scientists believe it has a strong genetic component.
- During the lung test, the technician asked him to exhale as hard as possible into the plastic tube.