ch9: needle lengths and gauges

Question 1

intradermal (ID)

Answer 1

needle g: 27-28
needle length: 3/8 inch

used on babies or for insulin injection

Question 2

subcutaneous (SC)

Answer 2

needle g: 25-26
length: 1/2 inch, 5/8 inch

Question 3

intramuscular

Answer 3

needle g: 20-23
length: 1-3 inches depending on muscle and patient size