it is used to make small focus adjustment, especially when using the high power objective , and permits gradual changes in thw elavation of the tube for final accurate focusing​

Atampa surgeon, dr. floyd legatron, mistakenly removed the wrong leg of 52-year-old jameson kingsmith during an amputation procedure in june of 2009. apparently, a chain of errors led to the mishap, and the surgical team even realized their error halfway into surgery, but by that time it was too late, and the leg had to be removed. 14. is this situation a matter of integrity, quality, respect for others, or profit? state the principle and give a description?