Chapter 37 Oxygen needs

Question 1

Apnea

Answer 1

The lack or absence of breathing

Question 2

Bradypnea

Answer 2

Slow breathing, less than 12 per min

Question 3

Cheyne-stokes respirations

Answer 3

Respirations gradually increase in rate and dept and then become shallow and slow. Apnea may occur for 10-20 seconds

Question 4

Cyanosis

Answer 4

Bluish color to the skin, lips, mucous membranes and nail beds

Question 5

Dyspnea

Answer 5

Difficult, labored, painful breathing

Question 6

Hyperventilation

Answer 6

Breathing is rapid and deeper than normal

Question 7

Hypoventilation

Answer 7

Breathing is slow and shallow and irregular

Question 8

Hypoxia

Answer 8

Cells do not have enough oxygen

Question 9

Kussmaul respirations

Answer 9

Very deep and rapid respirations

Question 10

Orthopnea

Answer 10

Breathing deeply and comfortably only when sitting

Question 11

Orthopneic position

Answer 11

Sitting up and leaning over a table to breathe

Question 12

Oxygen concentration

Answer 12

The amount of hemoglobin containing oxygen

Question 13

Pulse oximetry

Answer 13

Measures the oxygen concentration in arterial blood

Question 14

Tachypnea

Answer 14

Rapid breathing, more than 20 per min

Question 15

Pulse oximeter

Answer 15

is used to measure oxygen concentration. It attaches to finger, toe,earlobe, nose or forehead

Question 16

Deep breathing

Answer 16

Inhale through the nose, exhale through pursed lips

Question 17

Nasal cannula

Answer 17

• prongs are inserted into the nostril. the prong opening face downward
  -tubing goes behind the ears and under the chin

Question 18

Simple face mask

Answer 18

• a mask covers the nose and mouth
• an elastic strap goes around the head to secure the device
• small holes in the side of the mask allowing CO2 to escape when exhaling

Question 19

Non-rebreather mask

Answer 19

• the mask has a reservoir bag for O2
• exhaled air leaves through holes in the mask. vent covers do not let room air into the mask
• only O2 from the bag is inhaled