Med Math -_-
SC Injections
IM Injections
Oral, Patches, and G-tube
Random
100

Order: Morphine 7.5 mg PO now
Available: Morphine 15 mg tablets
Q: How many tablets will you administer?

A: 0.5 tablet

100

Needle angle for SC injections?

45–90 degrees

100

Needle angle for IM injections?

90 degrees

100

Which oral meds should never be crushed?

Extended-release or enteric-coated

100

Priority assessment before giving an opioid?

Priority assessment before giving an opioid?

200

Order: Prednisone 20 mg PO daily. Available: 5 mg tablets. How many tablets do you give?

4 tablets

200

Maximum volume for most SC injections?

0.5-1ml

200

Max fluid per IM injection: deltoid?

1 mL

200

Where should transdermal patches be applied?

Transdermal patches should be applied to clean, dry, intact, and hairless skin on a flat surface, such as the chest, back, upper arm, or flank, to ensure proper absorption. Rotate application sites to prevent irritation, avoiding areas with scars, burns, or excessive ha

200

Name 3 symptoms of hypoglycemia and 3 symptoms of hyperglycemia 

Hypoglycemia (low blood sugar) causes rapid, acute symptoms like shakiness, sweating, fast heartbeat, hunger, and dizziness. Hyperglycemia (high blood sugar) usually brings gradual symptoms, including extreme thirst, frequent urination, fatigue, blurry vision, and headaches.

300

A child is prescribed Amoxicillin 250 mg PO q8h. Available: 125 mg/5 mL. How many mL will you administer per dose?

Solution: 125 mg / 5 mL → 25 mg/mL
250 ÷ 25 = 10 mL 

Answer: 10 mL

300

What is the priming volume for SC med port? Saf Intima 

0.3mls

300

Max fluid per IM injection: ventrogluteal?

2-3mls

300

You have 3 medications to give via G-tube. How should you administer them?

Crush as needed, give one at a time, flush with ordered flush volume (pre and post flush with fluid) (check doctors orders) between each medication

300

What drug reverses opioid overdose?

narcan 

400

Hydromorphone 1.5 mg sc q4h PRN pain. Available: 2 mg/mL. How many mL do you give?

0.75 mL

400

Why is site rotation important for SC injections?

To prevent tissue damage and ensure consistent absorption

400

Patient is tense for a painful IM injection. How do you minimize discomfort?

Z-track, slow injection, correct site, distract patient, inform patient

400

A patient’s G-tube is clogged after giving a medication. What is your immediate nursing action?

A patient’s G-tube is clogged after giving a medication. What is your immediate nursing action?

400

A patient uses a metered-dose inhaler (MDI) incorrectly and complains that it “doesn’t work.” What is your nursing action?  

Re-teach proper technique, provide a spacer if needed, observe the patient using it again  

500

Order: Digoxin 0.125 mg PO daily. Available: 250 mcg tablets. How many tablets do you give?

0.5 tablet

500

You mix insulin: NPH (cloudy) and Regular (clear). Which do you draw up first?

Clear insulin (Regular) first

500

When giving an injection into the deltoid what is the needle gauge most often used.

20-25g/2.5-3.8 cm 

21-23 g most common 

500
Patient needs a medication crushed for g tube medication administration but it is enteric coated. What should you do? 

Call pharmacy, state that you need a liquid formulation of medication, you can't crush enteric coated meds 

500

You are teaching a patient about a new inhaler, and they ask, “Do I need to hold my breath after I breathe in?” What do you say?

Yes, instruct them to hold breath for 10 seconds after inhalation to improve absorption  

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