NURSING ANM AND GNM

NURSING EXAM QUESTIONS

MICROBIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When removing the cap of a test tube, what finger should be used to hold remove and hold the cap?
A
thumb
B
index finger
C
ring finger
D
pinky finger
Explanation: 

Detailed explanation-1: -remove the cap of the pure culture tube with the little finger of your loop hand and ensure that the open end of the cap is facing downward to minimmise the risk of airborne contaminiants settling in the cap. Never lay the cap down or it may become contaminated.

Detailed explanation-2: -Always when inoculating tubes, the cap or plug is held as shown in the same hand as the loop or needle, and the tube is always held at an angle in the hand – never straight up and down nor standing in the test tube rack.

Detailed explanation-3: -While continuing to hold the inoculating loop with your thumb and first two fingers, pick up the tube of culture in your left hand and remove the cap with the last two fingers of your right hand. Keep the cap in your right hand and do not allow it to touch any surface.

There is 1 question to complete.