NSG 170 Gas Exchange/ Perfusion
Test 1 Questions and Answers
What is the tissues lack of oxygen? - ANSWER-Ischemia
What is the concept of gas exchange? - ANSWER-O2 transported into cells and CO2
out of cells
Nasal Cannula - ANSWER-- Acute or chronic use
- 2-6L O2
Simple mask - ANSWER-Acute or chronic use/ 4-10L O2
Non-rebreather mask - ANSWER-8-15L O2/ Acute use only
Trach Collar - ANSWER-Gives humidified O2 for tracheostomy tubes
Where in the brain is gas exchange controlled? - ANSWER-medulla
What transports hemoglobin to cells - ANSWER-Perfusion
Asthma signs and symptoms - ANSWER-Symptoms: wheezing, SOB, air trapping,
coughing, tachypnea
Tests: Pulmonary function, Peak flow
Treatment of asthma - ANSWER-Bronchodilator/ Corticosteroid
Symptoms of Emphysema - ANSWER--Barrel chest, hyperventilation, SOB
(Pink Puffers)
Symptoms of Chronic Bronchities - ANSWER-(Blue bloaters) Edema, Cyanotic, SOB,
Rhonchi and wheezing, Chronic cough
COPD Diagnostic tests - ANSWER-ABG's, chest X-ray, and Incentive spirometer
Preventing flare ups for COPD/ Asthma - ANSWER-Don't smoke
Limit potential irritants
Keep emotions in check
Stay away from others with URI's
, Symptoms of Respiratory distress - ANSWER-Increased respiration
Pursed lip breathing
Bent over
Cyanotic
Nostril Flaring
Wheezing/ grunting
Chest retraction
Pallor
Acidosis= - ANSWER-Increased CO2 and decreased O2
What is preload and when does it increase - ANSWER-Preload is the amount of blood
left in the ventricles prior to contraction
increases while hypervolemia/ Heart failure
What is afterload and when does it increase - ANSWER-After load is the amount of
force the heart muscle must exert to get blood to the semilunar valve
Increases during hypertension or vasoconstriction
Preeclampsia risk factors - ANSWER-1st pregnancy/ family history
Hypertension
Obesity
African American women
Preeclampsia Symptoms - ANSWER-Hypertension
headaches
Weight gain
generalized edema
RUQ pain
Blurred vision
Proteinuria
Liver, kidney dysfunction
Arteriosclerosis - ANSWER-Thickening/ hardening of arteries
Atherosclerosis - ANSWER-Plaque build up in arteries due to high lipids/ cholesterol
Can result PVD
If a patient with a trach needs to be suctioned what should you do? - ANSWER--suction
10-15 seconds
- Hyperoxygenate to 100% prior to suctioning
Test 1 Questions and Answers
What is the tissues lack of oxygen? - ANSWER-Ischemia
What is the concept of gas exchange? - ANSWER-O2 transported into cells and CO2
out of cells
Nasal Cannula - ANSWER-- Acute or chronic use
- 2-6L O2
Simple mask - ANSWER-Acute or chronic use/ 4-10L O2
Non-rebreather mask - ANSWER-8-15L O2/ Acute use only
Trach Collar - ANSWER-Gives humidified O2 for tracheostomy tubes
Where in the brain is gas exchange controlled? - ANSWER-medulla
What transports hemoglobin to cells - ANSWER-Perfusion
Asthma signs and symptoms - ANSWER-Symptoms: wheezing, SOB, air trapping,
coughing, tachypnea
Tests: Pulmonary function, Peak flow
Treatment of asthma - ANSWER-Bronchodilator/ Corticosteroid
Symptoms of Emphysema - ANSWER--Barrel chest, hyperventilation, SOB
(Pink Puffers)
Symptoms of Chronic Bronchities - ANSWER-(Blue bloaters) Edema, Cyanotic, SOB,
Rhonchi and wheezing, Chronic cough
COPD Diagnostic tests - ANSWER-ABG's, chest X-ray, and Incentive spirometer
Preventing flare ups for COPD/ Asthma - ANSWER-Don't smoke
Limit potential irritants
Keep emotions in check
Stay away from others with URI's
, Symptoms of Respiratory distress - ANSWER-Increased respiration
Pursed lip breathing
Bent over
Cyanotic
Nostril Flaring
Wheezing/ grunting
Chest retraction
Pallor
Acidosis= - ANSWER-Increased CO2 and decreased O2
What is preload and when does it increase - ANSWER-Preload is the amount of blood
left in the ventricles prior to contraction
increases while hypervolemia/ Heart failure
What is afterload and when does it increase - ANSWER-After load is the amount of
force the heart muscle must exert to get blood to the semilunar valve
Increases during hypertension or vasoconstriction
Preeclampsia risk factors - ANSWER-1st pregnancy/ family history
Hypertension
Obesity
African American women
Preeclampsia Symptoms - ANSWER-Hypertension
headaches
Weight gain
generalized edema
RUQ pain
Blurred vision
Proteinuria
Liver, kidney dysfunction
Arteriosclerosis - ANSWER-Thickening/ hardening of arteries
Atherosclerosis - ANSWER-Plaque build up in arteries due to high lipids/ cholesterol
Can result PVD
If a patient with a trach needs to be suctioned what should you do? - ANSWER--suction
10-15 seconds
- Hyperoxygenate to 100% prior to suctioning
