High/Low Flow Vocab

Question 1

FiO2

Answer 1

Fraction if inspired oxygen

Question 2

Arterial blood gas

Answer 2

ABG

Question 3

PaO2 (invasive)

Answer 3

Partial pressure of oxygen in arterial blood

Question 4

SaO2 (invasive)

Answer 4

Direct measurement of the oxygen saturation of the arterial blood (ABG sampling)

Question 5

SpO2 (non invasive)

Answer 5

Saturation of arterial blood with oxygen; percentage and measure with pulse oximetry

Question 6

Hypoxemia

Answer 6

Abnormally low concentration of oxygen in the blood

Question 7

Hypoxia

Answer 7

insufficient levels of oxygen in the blood; deficiency of oxygen reaching the tissues

Question 8

Cyanosis

Answer 8

abnormal blueish discoloration of the skin or mucous membranes

Question 9

Dyspnea

Answer 9

difficult or labored breathing

Question 10

Sinus rhythm=NSR

Answer 10

normal heart beat 60-100 beats per minute

Question 11

Tachycardia

Answer 11

abnormally rapid heart rate

Question 12

Bradycardia

Answer 12

abnormally slow heart rate

Question 13

Tachypnea

Answer 13

abnormally rapid breathing

Question 14

Lassitude

Answer 14

a state of physical or mental weariness; lack of energy

Question 15

Somnolence

Answer 15

a state of strong desire for sleep, or sleeping for unusually long periods

Question 16

Absorption atelectasis

Answer 16

the tendency for airways to collapse if proximally obstructed with high oxygen concentrations

Question 17

O2 toxicity

Answer 17

exposure to high PO2 for extended periods of time

Question 18

ROP

Answer 18

retinopathy of prematurity. abnormal ocular condition that occurs in some preterm low birth weight infants

Question 19

Indication

Answer 19

a sign or piece of information that indicates something

Question 20

Contraindication

Answer 20

a symptom or condition that makes a particular treatment procedure inadvisable

Question 21

FiO2 stability

• variable
• fixed

Answer 21

• Variable=delivered % of oxygen will vary based on liter flow, respiratory rate and depth of breathing
• Fixed = delivered % of oxygen is set no dependent on flow, rate or depth

Question 22

Acute

Answer 22

abrupt onsent

Question 23

Chronic

Answer 23

persistent for a long time or constantly recurring

Question 24

SOB

Answer 24

short of breath

Question 25

WOB

Answer 25

work of breathing

Question 26

vasoconstriction

Answer 26

the constriction of blood vessels which increase blood pressure

Question 27

CNS

Answer 27

central nervous system

Question 28

cor pulmonale

Answer 28

abnormal enlargement of the right side of the heart as a result of disease for the lungs or pulmonary blood vessels

Question 29

MI

Answer 29

myocardial infarction (heart attack)

Question 30

hypertension

Answer 30

high blood pressure

Question 31

hypotension

Answer 31

low blood pressure

Question 32

CXR

Answer 32

chest x-ray

Question 33

infiltrate

Answer 33

the diffusion or accumulation of substances not normal to it or in amounts in excess of normal. The material collected in those tissues or cells is called infiltrate

Question 34

AC membrane

Answer 34

alveolar-capillary membrane, a thin tissue barrier through which gases are exchanged between the alveolar air and the blood in the pulmonary cappillaries

Question 35

fibrosis

Answer 35

the thickening and scarring of connective tissue, usually as a result of injury

Question 36

COPD

Answer 36

chronic obstructive pulmonary disease

Question 37

hyperventilation

Answer 37

deep, rapid breathing, resulting in a decreased CO2

Question 38

hypoventulation

Answer 38

breathing slow and shallow, resulting in an increase in CO2

Question 39

minute ventilation

Answer 39

respiratory rate x tidal volume

Normal rate is 5-10 L/min

Question 40

patient demand

Answer 40

requirement of oxygen based on disease process

Question 41

tidal volume

Answer 41

volume of air that is inhaled or exchanged average being about 500 ml