Deck 8: Disorders of Oxygenation

Question 1

____ is the inability of the respiratory system to get life-giving oxygen to the cells.

A) Hypoxemia
B) Hypoxia
C) Hypercarbia
D) Hypocemia

Answer 1

Hypoxia

Question 2

A pressure gradient will result in a movement of gas from one area of high pressure to another area of lower pressure, via ____.

A) diffusion
B) osmosis
C) perfusion
D) infusion

Answer 2

diffusion

Question 3

Night sweats and unexplained weight loss are cardinal signs of tuberculosis.

Answer 3

True

Question 4

Dissolved oxygen in the plasma, or ____, is obtained by drawing an arterial blood sample and performing an arterial blood gas.

A) HCO₂
B) PaO₂
C) CaO2
D) CO

Question 5

A straddling embolism is a large embolus that straddles the bifurcation of the pulmonary artery.

Question 6

The total oxygen content of the blood is represented by the symbol ____.

A) PaO₂
B) O
C) CaO₂
D) HCO

Question 7

The list of lighter than air gasses (aerosols) is long.

Question 8

The Fick equation is VO₂= CO * (CaO₂+ CvO₂).

Question 9

If a patient has acidosis (low pH) the oxyhemoglobin curve will shift to the right as well; this is known as the ____ effect.

A) Raynaud's
B) Fick
C) Homans'
D) Bohr

Question 10

Any environment that has less than ____% oxygen in the atmosphere should be considered an oxygen-poor environment.

A) 11
B) 14
C) 17
D) 20

Question 11

____ respiratory failure is the inability of the lungs to diffuse adequate oxygen into the blood.

A) Type A
B) Type B
C) Type I
D) Type II

Question 12

The volume of a gas determines whether it is lighter than or heavier than air.

Question 13

An occlusion of the pulmonary artery by a blood thrombus or other obstacle is called a(n) ____.

A) lipidic embolism
B) oxygenated embolism
C) pulmonary embolism
D) thrombic embolism

Question 14

While the presence of acrylic nails does not interfere with pulse oximetry readings, the presence of blue, green, or black nail polish may interfere with the pulse oximeter.

Question 15

Functionally, pneumonia acts to increase dead space, that area in the lungs where gas does not exchange.

Question 16

The total oxygen content of the blood is a combination of the amount of oxygen carried in hemoglobin and the amount of oxygen dissolved in blood.

Question 17

If a patient is on the summit of a mountain at a height greater than 5,500 m, then barometric pressure would be twice of that pressure at sea level.

Question 18

The ____ of oxygen for hemoglobin is the tendency for it to chemically react with and bind to hemoglobin in an endothermic redox reaction.

A) density
B) tradeoff
C) limitations
D) affinity

Question 19

The traditional triad of symptoms that indicate PE in a patient includes unexplained dyspnea, pleuritic type chest pain, and hemoptysis.

Question 20

The net difference between two pressures creates a(n) ____.

A) pressure gradient
B) density
C) tradeoff
D) affinity

Question 21

____________________ is infectious secretions from the lungs.

Question 22

____ is an acute lung failure often associated with pneumonia.

A) Continuous positive airway pressure
B) Positive end expiratory pressure
C) Acute respiratory distress syndrome
D) Acute airway distress syndrome

Question 23

____ is a bluish discoloration of skin and it can be observed peripherally, in the fingernails or toes, and centrally in the inside of the lips, the tongue, and the conjunctiva of the eyelids.

A) Methylene blue
B) Cyanosis
C) Raynaud's phenomena
D) Hypoxia

Question 24

____ are, by definition, fever-producing substances released within the body.

A) Cyanogens
B) Hypoxens
C) Prions
D) Pyrogens

Question 25

In the ____ equation, the amount of oxygen delivered to the tissues equals the cardiac output times the arterial oxygen content minus venous oxygen content.

A) Fick
B) Bohr
C) Homans
D) Raynaud's phenomena

Question 26

Typically, ARDS occurs in less than ____ hours from the initial lung injury.

A) 24
B) 48
C) 36
D) 72

Question 27

At rest, the body's tissues use approximately ____ of oxygen per minute.

A) 250 mL
B) 50 mL
C) 100 mL
D) 150 mL

Question 28

____________________ is the unnatural lack of color in the skin.

Question 29

The Paramedic can use the mnemonic ____ as a guide when completing the patient's history.

A) MAPLE
B) AMPLE
C) LAMPE
D) PAMEL

Question 30

____________________ sign, pain in the back of the knee with dorsiflexion of the foot on the affected side, has long been considered a cardinal sign of DVT.

Question 31

____ is the key finding in pneumonia that is cause for concern for a Paramedic.

A) Empyema
B) Community Acquired Pneumonia
C) Hypoxia
D) Cyanosis

Question 32

Type I respiratory failure is sometimes termed ____________________ respiratory failure.

Question 33

A(n) ____ is a space occupying lesion which prevents the exchange of gasses and causes hypoxia.

A) empyema
B) pyrogen
C) thrombus
D) sputum

Question 34

Normal oxygen delivery to tissues is approximately ____ per minute.

A) 50 mL
B) 250 mL
C) 500 mL
D) 1,000 mL

Question 35

A(n) ____________________ has a non-invasive probe with two light-emitting diodes (LED) that pass red (600 to 750 nm) and infrared (850 to 1,000 nm) light through a capillary bed to a photodiode across from the LED.