You are treating a 60kg patient for a laceration, which you will need to suture under local anaesthetic. Given that the maximum safe dose of lignocaine is 3mg/kg, what is the maximum volume of a lignocaine 1% weight per volume (w/v) solution that can be administered safely? A.   180µL B.   6mL C.   1.8mL D.   18mL   More HPAT practice questions and resources are available.   Solution: mL = milli litres ; µL = micro litres 1 litre = 1000 mL = 1 kg = 1000 g 1% weight per volume (w/v) solution means 1 litre has 0.01 kg of lignocaine Or...

comprehensive UMAT advice from the team at  MedEntry HPAT preparation.   What you need to know about percentage % questions before starting your HPAT preparation:       Problems involving percent are common on the HPAT. The word  percent  means "divided by one hundred." When you see the word "percent," or the symbol %, remember it means 1/100. For example, 25 Percent   25 x 1/100 = 1/4 To convert a decimal into a percent, move the decimal point two places to the right. For example, 0.25 = 25%   0.023 = 2.3%   1.3 = 130% Conversely, to convert a...

Counting problems in HPAT: an essential summary. Your HPAT questions explained by the team at MedEntry  as part of our new section  HPAT test tactics and preparation.     They may seem simple on paper, but counting problems contained within the HPAT exam can often cause much confusion among students. If you can understand the basic principles of counting problems and recognize when to apply them, you will be able to master many of the typical counting problem question types presented in the HPAT exam.   When counting elements that are in overlapping sets, the total number will equal the number in one group plus the number in...