Answer by Gavin Harrington. Confidence votes 4.0K. A bitch is a female canine. The same word is often used in reference to something unpleasant or difficult to do. E.g- We had to deliver twenty large crates to the top floor, and the lift was out-that job was a bitch.
After reading this article, the physician should be able to: 1  Proper equipment setup and positioning for UGCVC. 2  Ultrasound criteria for possible difficult UGCVC. 3  Procedural steps involved in locating, accessing and cannulating the internal jugular vein with ultrasound guidance.
Always use a new pipette and dispose of it after testing, aspirate liquid at a 90 degree angle, dispense at a 45 degree angle, and touch off to make sure all the liquid is dispensed. Graduated/Serological Pipette: When using this type of pipette, the final volume is found by calculating the difference of the liquid level before and after liquid is dispensed, much like a burette. This is the standard technique for using a graduated pipette: Hold pipette in solution, donât touch the bottom.