Archives: Medical Student Finals

MSFinals-0502

What is the resistance mechanism of Mycobacterium tuberculosis to rifampicin?

MSFinals-0503

What is the greatest risk of complications for an elderly patient with severe urosepsis who has received a once daily dose of gentamicin at 7 mg/kg and has gentamicin levels exceeding 2 mg/L after 24 hours?

MSFinals-0488

How does the combination of gentamicin and benzylpenicillin work together to treat infective endocarditis caused by Streptococcus viridans?

MSFinals-0489

A researcher compared the mean age in 2 groups of middle-aged adults who were randomised to either standard treatment or standard treatment + new supplement. The data collected was parametric and continuous. Which one of the following is the most appropriate statistical test?

MSFinals-0490

In a case-control study on the association between coffee drinking and lung cancer, 100 patients with lung cancer and 100 healthy controls were recruited.

It was reported that the odds ratio of lung cancer in people who drank coffee daily as compared to those who did not drink coffee was 1.3 (p=0.01).

Based on these findings, what is a valid conclusion regarding the relationship between daily coffee consumption and lung cancer risk?

MSFinals-0491

A 35-year-old woman comes to the surgery to renew her prescription for oral contraception. She is in good health, has no symptoms, and is not taking any medications. She does not smoke and has a BMI of 23 kg/m2. However, her blood pressure has been measured at 170/100 mmHg on multiple occasions. A thorough physical examination reveals no abnormalities, and her medical records show no history of hypertension.

The following test results were obtained:
– Sodium: 145 mmol/L (normal range: 137-144)
– Potassium: 2.9 mmol/L (normal range: 3.5-4.9)
– Urea: 4.0 mmol/L (normal range: 2.5-7.5)
– Creatinine: 89 mol/L (normal range: 60-110)
– Bicarbonate: 35 mmol/L (normal range: 20-28)

What is the most likely cause of her visit to the surgery?

MSFinals-0492

A 32-year-old male patient comes to the clinic with a blood pressure reading of 150/100 mmHg. Upon examination, there were no other notable findings. Can you identify which of the following indicates a possible diagnosis of secondary hypertension?

MSFinals-0493

You assess a client who complains of excessive sweating.
What is the physiological process through which sweating results in heat dissipation?