Drugs For Induction

Question 1

What is the concentration of Propofol 1%?

Answer 1

10 mg/mL

Question 2

What is the concentration of Versed (Midazolam)?

Answer 2

1 mg/mL

Question 3

What is the concentration of Fentanyl?

Answer 3

50 mcg/mL

Question 4

What is the concentration of Lidocaine 1%?

Answer 4

10 mg/mL

Question 5

What is the concentration of Rocuronium?

Answer 5

10 mg/mL

Question 6

What is the concentration of Succinylcholine?

Answer 6

20 mg/mL

Question 7

What is the concentration of Phenylephrine?

Answer 7

100 mcg/mL

Question 8

What is the concentration of Ephedrine?

Answer 8

10 mg/mL

Question 9

What is the concentration of Glycopyrrolate?

Answer 9

0.2 mg/mL

Question 10

What is the total dose of Versed if 2ml drawn in the 3 mL syringe?

Answer 10

2 mg (1 mg/mL × 2 mL drawn into a 3 mL syringe)

Question 11

What is the total dose of Fentanyl if 2ml drawn in the 3 mL syringe?

Answer 11

100 mcg (50 mcg/mL × 2 mL drawn into a 3 mL syringe)

Question 12

What is the total dose of Lidocaine if 5 ml drawn in the 5 mL syringe?

Answer 12

50 mg (10 mg/mL × 5 mL)

Question 13

What is the total dose of Propofol if 20 drawn in the 20 mL syringe?

Answer 13

200 mg (10 mg/mL × 20 mL)

Question 14

What is the total dose of Rocuronium if 5 ml drawn in the 5 mL syringe?

Answer 14

50 mg (10 mg/mL × 5 mL)

Question 15

What is the total dose of Succinylcholine if 10 ml drawn in the 10 mL syringe?

Answer 15

200 mg (20 mg/mL × 10 mL)

Question 16

What is the total dose of Phenylephrine if 10 ml drawn in the 10 mL syringe?

Answer 16

1000 mcg (100 mcg/mL × 10 mL)

Question 17

What is the total dose of Ephedrine if 5ml drawn in the 5 mL syringe?

Answer 17

50 mg (10 mg/mL × 5 mL)

Question 18

What is the total dose of Glycopyrrolate if 5ml drawn in the 5 mL syringe?

Answer 18

1 mg (0.2 mg/mL × 5 mL)

Question 19

You’re preparing to bring a mildly anxious patient into the OR. The surgeon requests light sedation. You decide to give 1 mg of Versed. How much volume will you draw up from your 1 mg/mL syringe?

Answer 19

1 mL.

Question 20

A patient spikes a brief rise in blood pressure and heart rate during laryngoscopy. You want to give 50 mcg of Fentanyl. How much of your syringe will you administer?

Answer 20

1 mL (since the concentration is 50 mcg/mL).

Question 21

To blunt the burning sensation from Propofol, you decide to give Lidocaine first. You administer 40 mg of Lidocaine. How many mL is that from your syringe?

Answer 21

4 mL (10 mg/mL concentration).

Question 22

You’re inducing a healthy adult patient and plan to give 2 mg/kg of Propofol. The patient weighs 70 kg. How much total volume will you give from your 10 mg/mL syringe?

Answer 22

14 mL (140 mg total dose ÷ 10 mg/mL).

Question 23

For intubation, you’re giving 0.6 mg/kg of Rocuronium to a 70 kg patient. How much volume will you administer from your 10 mg/mL syringe?

Answer 23

4.2 mL (42 mg dose ÷ 10 mg/mL).

Question 24

A patient requires RSI and you’re giving 1 mg/kg of Succinylcholine. The patient weighs 80 kg. How many mL will you draw up from your 20 mg/mL syringe?

Answer 24

4 mL (80 mg dose ÷ 20 mg/mL).

Question 25

Your patient becomes hypotensive with a BP of 78/40. You plan to give a 100 mcg bolus of Phenylephrine. How much of your 100 mcg/mL syringe will you give?

Answer 25

1 mL.

Question 26

During spinal anesthesia, your patient’s BP drops and you decide to give 10 mg of Ephedrine. What volume will you administer from your 10 mg/mL syringe?

Answer 26

1 mL.

Question 27

You want to reverse neuromuscular blockade and pair Glycopyrrolate with Neostigmine. You decide to give 0.2 mg of Glycopyrrolate. How much volume is that from your 0.2 mg/mL syringe?

Answer 27

1 mL.

Question 28

How many mL of Propofol will you draw up for a 90 kg adult?

Answer 28

Propofol: 2 mg/kg × 90 kg = 180 mg → 180 mg ÷ 10 mg/mL = 18 mL

Question 29

Which drug requires more volume from your syringe: Rocuronium or Succinylcholine for a 75 kg patient?

Answer 29

Rocuronium: 1.2 mg/kg × 75 kg = 90 mg → 90 mg ÷ 10 mg/mL = 9 mL Succinylcholine: 1.5 mg/kg × 75 kg = 112.5 mg → 112.5 mg ÷ 20 mg/mL = 5.6 mL Answer: Rocuronium requires more volume (9 mL vs. 5.6 mL)

Question 30

How long will a Phenylephrine syringe last at a rate of 40 mcg/min?

Answer 30

1000 mcg ÷ 40 mcg/min = 25 minutes

Question 31

You gave your patient 100 mcg of Fentanyl at induction. Forty minutes into the case, vitals indicate sympathetic stimulation (↑HR, ↑BP). You decide to redose with 1 mcg/kg. The patient weighs 65 kg. • How much Fentanyl will you give in mL?

Answer 31

• Dose: 65 mcg • Volume: 65 mcg ÷ 50 mcg/mL = 1.3 mL

Question 32

The full 10 mL syringe of Succinylcholine contains 200 mg. You decide to give 1 mg/kg to a 50 kg patient. • How much volume do you administer?

Answer 32

• Dose: 50 mg • Volume: 50 mg ÷ 20 mg/mL = 2.5 mL

Question 33

Two patients need intubation. • Patient A: 60 kg • Patient B: 100 kg You’re dosing Rocuronium at 1 mg/kg. • How much total Rocuronium will you need in mg and mL for both?

Answer 33

• Patient A: 60 mg = 6 mL • Patient B: 100 mg = 10 mL • Total: 160 mg = 16 mL

Question 34

You’re treating intermittent hypotension with 50 mcg boluses of Phenylephrine. • Your syringe has 1000 mcg in 10 mL. • How many doses can you draw? • How many mL is each dose?

Answer 34

• Each dose: 50 mcg ÷ 100 mcg/mL = 0.5 mL • Total doses: 10 mL ÷ 0.5 mL = 20 doses

Question 35

You’re handed a 50 mL vial of Propofol. You want to prepare a syringe containing 200 mg. • How much volume will you draw up?

Answer 35

• 200 mg ÷ 10 mg/mL = 20 mL

Question 36

A student accidentally gives 2 mL of Ephedrine from a 10 mg/mL syringe. • How much was given?

Answer 36

• 2 mL × 10 mg/mL = 20 mg

Question 37

For intubation, you want to give 1 mg/kg of Succinylcholine to an 80 kg patient. Q: What total dose will you give, and how many mL drawn in syringe?

Answer 37

A: • Dose: 80 mg • Volume: 4 mL

Question 38

You’re paralyzing a 55 kg patient with 0.6 mg/kg of Rocuronium. Q: What dose and how many mL drawn into syringe?

Answer 38

A: • Dose: 33 mg • Volume: 3.3 mL

Question 39

For RSI, you decide to give 1.5 mg/kg of Succinylcholine to a 60 kg patient. Q: What dose and volume will you administer from the syringe?

Answer 39

A: • Dose: 90 mg • Volume: 4.5 mL

Question 40

A patient needs 2 mcg/kg of Fentanyl as part of a balanced induction. The patient weighs 85 kg. Q: How many mcg and how many mL will you give from your syringe?

Answer 40

A: • Dose: 170 mcg • Volume: 3.4 mL

Question 41

Your patient weighs 80 kg, and you plan to use 1.2 mg/kg of Rocuronium for intubation. Q: What total dose and volume will you draw up from syringe?

Answer 41

A: • Dose: 96 mg • Volume: 9.6 mL

Question 42

Your patient weighs 90 kg, and you plan to administer 0.5 mg/kg of Lidocaine to blunt Propofol injection pain. Q: What total dose and volume from your syringe?

Answer 42

A: • Dose: 45 mg • Volume: 4.5 mL

Question 43

Your patient weighs 60 kg, and you want to give 1 mcg/kg of Fentanyl for analgesia. Q: What total dose and volume will you draw up from a syringe?

Answer 43

A: • Dose: 60 mcg • Volume: 1.2 mL