Oxygenation

Question 1

hypoventilation

Answer 1

occurs when alveolar ventilation is inadequate to meet the oxygen demand in the body or eliminate sufficient carbon dioxide

Question 2

hyperventilation

Answer 2

ventilation in which the lungs remove carbon dioxide faster than it is produced by cellular metabolism

Question 3

hypoxia

Answer 3

inadequate tissue oxygenation at the cellular level

Question 4

dyspnea

Answer 4

clinical sign of hypoxia, shortness of breath usually associated with exercise or excitement but in some patients it is present without any relation to activity or exercise

Question 5

cough

Answer 5

sudden, audible explusion of air from the lungs

Question 6

hempotysis

Answer 6

bloody sputum

Question 7

hematemesis

Answer 7

from gastrointestinal tract

Question 8

wheezing

Answer 8

high pitched musical sound caused by high velocity movement of air

Question 9

oxygen is treated

Answer 9

like a drug so have to have physician order form and billed to the pt

Question 10

green flow meters

Answer 10

oxygen

Question 11

yellow flow meter

Answer 11

just air

Question 12

RT uses flow meters for

Answer 12

treatment

Question 13

as student we can give oxygen but

Answer 13

have to have someone to verify it

Question 14

pulse ox

Answer 14

5th vital sign, how well oxygen is saturated in blood; make sure to verify if XWNL - do on other finger and check info

Question 15

low flow oxygen in nasal canula

Answer 15

less than 5

Question 16

standing order for O2

Answer 16

if less than 85% then 2 L of O2

Question 17

if pt at low levels

Answer 17

treat with O2 then get order

Question 18

humidifying

Answer 18

people humidify own air wi/ cilia and nasal cannulas, O2 may dry noses so nurse can humidify pts oxygen, do not need MD order

Question 19

venturi mask

Answer 19

delivers a specific amount of oxygen; NEVER humidify causes back pressure; green - low flow, white - high flow

Question 20

partial rebreather mask

Answer 20

60 - 80% oxygen

Question 21

if pt crashing

Answer 21

100% O2

Question 22

venturi trach

Answer 22

travel trach so can move pt

Question 23

any time pt on trach you have to have ______ in the room

Answer 23

ambu bag

Question 24

when suctioning trach have to what first

Answer 24

ambu bag (takes breath away to be suctioned)

Question 25

when pt on bed rest or laying in bed worry about

Answer 25

how well pt breaths

Question 26

slow breathing

Answer 26

is important; want deep slow breathing

Question 27

pt doesn't get charged for anything

Answer 27

under $25

Question 28

cheyne strokes respiration

Answer 28

periodic respiration; cycles fo respiration that are increasingly deeper than shallower w/ possible periods of apnoea

Question 29

paraoxysmal nocturnal dysponea

Answer 29

acute dysponea causing pt to awake from sleep and then sit upright or stand for relief

Question 30

kussmals respiration

Answer 30

deep signing associated with metabolic acidosis, trying to correct metabolic issues

Question 31

air hunger

Answer 31

acute dysponea occuring in terminal stages of exsanguination haemorrhage; need for immediate transfusion

Question 32

hyperventilation (WS)

Answer 32

abnormally low levels of CO2 in blood and lead to dizziness, lightheadedness, weakness, unsteadiness, muscle spasms, tingling mouth and finger tips

Question 33

hypoventilation (WS)

Answer 33

breathing not adequate to meet the needs of body; increase CO2 level decrease O2 level

Question 34

obstructed sleep apnea

Answer 34

caused by intermittent and repeated upper air collapse during sleep

Question 35

respiratory acidosis

Answer 35

over midicated, hypoventilation, acute process aggravating chronic lung disease, sever obesity, respiratory center depression, acute CO2 retention, respiratory neuromuscular disease, airway obstruction

Question 36

metabolic acidosis

Answer 36

excessive acids, diabetic, renal failure, lactic acidosis, starvation, salicylate overdose, bicarbonate loss

Question 37

normal ph

Answer 37

7.35 - 7.45

Question 38

normal PCO2

Answer 38

35 - 45 mmHg

Question 39

if PCO2 is less than 20

Answer 39

critical care

Question 40

normal PO2

Answer 40

80 - 100 mmHg

Question 41

O2 critical

Answer 41

if less than 60

Question 42

normal BE

Answer 42

-2 - +2

Question 43

normal SaO2

Answer 43

>95%

Question 44

Acidosis values

Answer 44

pH 45 HCO3 <22

Question 45

alkalosis

Answer 45

pH >7.45 PCO226

Question 46

liter FiO2

Answer 46

start with 24% (then up four each time)

Question 47

SaO2 to Pao2

Answer 47

90%; 60