Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

CC-review > Blood gas & pH > Flashcards

Blood gas & pH Flashcards

1
Q

Sensitive to

A

blood:anticoagulant ratio (Heparinized syringe)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

blood buffers

A
  1. Bicarbonate: Carbonic acid (20:1)
  2. Plasma proteins
  3. Hgb
  4. Inorganic Phosphate
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Specimen

A
  1. Lithium heparin (maintains pH of blood)
    - 1mL, no pulling of plunger, avoid recapping
  2. blood should be processed and transported ANAEROBICALLY
  3. processed within 30 minutes
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

effects of Aerobic exposure

A

PO2 = Increased
PCO2= decreased
pH=increased

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Standing

A

PO2 = decreased
PCO2=Increased
pH=decreased

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

ref. value of pH

A
  1. 35-7.45

7. 40 -average

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

HCO3:H2C02 normal

A

20:1

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

pCO2 range

A

35-45mmHg

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

<35mmHg

A

Respiratory alkalosis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

> 45mmHg

A

Respiratory acidosis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

HCO3 range

A

21-28mEq/L

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

<21 mEq/L

A

Metabolic acidosis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

> 28mEq/L

A

Metabolic alkalosis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

pO2

A

81-100mmHg

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Henderson-Hasselbach equation

A

pH = pKa + log con. base / weak acid

pH = 6.1 + log HCO3 / H2CO3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Loss of HC03
Renal failure, DKA, Diarrhea
(+) Hyperkalemia & Hyperchloremia

A

Metabolic acidosis

17
Q

excess HCO3
Severe vomitting
(+) Hypokalemia & Hypochloremia

A

Metabolic alkalosis

18
Q

excess CO2

COPP, drug overdose, myestania gravis

A

Respiratory acidosis

19
Q

Hyperventilation

asthma, anxiety, sever pain

A

Respiratory alkalosis

20
Q

compensation is most effective in

A

Respiratory alkalosis

21
Q

compensation for met. alk

A

Hypoventilation

22
Q

compensation for met. acidosis

A

Hyperventilation

23
Q

for every degree above 37’C what effects does it do?

A

pH decreased by 0.015
pCO2 increased by 3%
pO2 decreased 7%

24
Q

elevated protein can affect

A

pO2 decreased

25
Q

anticoagulant volume per mL of blood

26
Q

Air exposure

A

increased pO2 = 4 mmHg/2mins

decreased pCO2 = 4 mmHg/ 2mins

27
Q

continuous monitoring for pO2 of neonates and infants

A

using transcutaneous electrodes

CC-review (6 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions