Adult BLS Chap. 3

Question 1

Adult Ventilation rate and depth

Answer 1

1 breath Q 6 sec. over 1 sec. just to make the chest rise and fall.

Question 2

Adult compression:ventilaton ratio

Answer 2

30:2

Question 3

Adult compression rate

Answer 3

100-120/min

Question 4

Drowning 1st step

Answer 4

2 ventilations prior to CPR

Question 5

Opioid OD 1st steps

Answer 5

“prioritize CPR and AED use and administer narcan” p. 22

Question 6

Compression Depth (Adult)

Answer 6

2 inches (5cm) but no more than 2.4 inches (6cm)

Question 7

When might mechanical CPR be considered?

Answer 7

1. prolonged CPR
2. hypothermia
3. pulmonary embolism
4. toxological emergencies

Question 8

Risks of overventilation (6)

Answer 8

1. increased intrathoracic pressure
   a. decreased heart filling
   b. reduced cardiac output
   c. reduced CPP
   d. gastric distension
   e. aspiration

Question 9

How many failed ventilations should you perform?

Answer 9

2, then move back to compressions p. 25

Question 10

Why is a BVM not recommended for one an CPR?

Answer 10

takes too much time to position p. 25

Question 11

How much do you squeeze the bag on a compresison?

Answer 11

About halfway, or 400-700 ml of volume p. 26

Question 12

How much FiO2 does a BVM provide?

Answer 12

21-22%

Question 13

How much FiO2 does a BVM with supplemental O2 provide?

Answer 13

90-100%

Question 14

C:V ration w/ Advanced airway

Answer 14

they are asynchronous

Question 15

What is the FiO2 of mouth-mouth

Answer 15

16-17%

Question 16

By what percent is survival reduced for every minute of delay in CPR and Defib?

Answer 16

7-10%

Question 17

Differences in priority of OB patient?

Answer 17

prioritize transport over care at scene p. 30

Question 18

How long is LUD held?

Answer 18

Post ROSC until delivery

Question 19

What might a Cap level of < 10 mmHg mean?

Answer 19

Ineffective CPR