Parenteral Injections Flashcards
Is subcutaneous or IM injection absorbed faster?
IM injection
With what injection do you aspirate before giving the medication?
IM injection (but not vaccines)
What angle do you put the needle in for subcutaneous?
45 or 90 degree angle depending on the patient
What sites would you be able to insert over 2 mL of medications to subcutaneously?
Abdomen, outer thigh..
When inserting SubQ injection to outer upper arm, what is the maximum amount of med to give?
2 mL
What is the subQ injection inserting the medication to?
Loose connective tissue underlying the dermis (not as many BV as muscle, therefore it absorbs more slowly)
Where is an IM injection inserting medication to?
Body of a muscle
When would you use the “Z tract technique” when inserting medication?
When inserting medication to the muscle
Pull skin 1 1/2 inch over, insert med, hold for 10 seconds, let skin move back.
Z tract prevents leakage of medication, and locks medication in.
What size needle would you use for a IM in an adult?
1 - 1 1/2 inches (site depending..)
When inserting a medication to IM, what are you trying to avoid?
Nerves and major BV
Where to insert IM med to infant?
Vastuslateralis
What is the maximum dose to administer IM to deltoid?
2 mL
Why do you not administer meds to infants in deltoid?
Not well developed muscle
How do you landmark the deltoid?
3 finger length from acromion proccess
At what age would you start injecting vaccines to the deltoid?
18 months +
Is drug absorption rapid in the muscle?
Yes.
When would ID injections be used?
Testing for allergies and TB
What do you expect to see when giving ID injection?
Bleb appear. 6 mm or 1/2 an inch.
What angle would you insert for ID?
5 - 15 degrees
What angle would you insert needle for subQ for obese pt.?
90 degrees.
Maximum amount of medication to give ID?
0.01-0.1 mL
What way should the bevel face when inserted into the skin?
Bevel up!
To minimize pt. discomfort, what would you do?
Use sharp needles in the shortest length and gauge possible
If you insert a needle at 45 degrees, at what angle would you then take the needle out at?
45 degrees
What is the range for capacity in a syringe?
0.5 - 60 mL
Are syringes ever reused?
Heck no.
Needles contain three parts. What are they?
The hub (fits into the syringe) the shaft (connects to the hub) the bevel creates a narrow slit that closes after needle is removed)
When is a filter needle used?
When preparing medication from an ampule.
Needles vary in what lengths?
3/8 of an inch to 3 inches
A gauge that is 25 is thiner or thicker than a gauge that is 27?
Thicker.