Week 6 quiz

Question 1

CSF total protein is considered to be what percentage of the total blood protein value?

0.5-1.0%
60-70%
20-30%
10-15%

Answer 1

0.5-1.0%

Question 2

A patient goes to the ER with increased fluid retention in the chest and complains of pain when taking a breath (pleuisy). The doctor removes fluid from the chest and it reveals increased white and red cell counts, low protein, and has a notably odor. What procedure was utilized to extract the fluid and what type of fluid resulted from the extraction?

Thorocentesis, exudate
Paracentesis, exudate
Pleuralcentesis, transudate
Thorocentesis, transudate

Answer 2

Thorocentesis, exudate

Question 3

A cloudy synovial fluid with a WBC count of 150,000, no viscosity, and monosodium urate crystals noted is consistent with which process?

Inflammatory
Non-inflammatory
Hemorrhagic
Crystal induced

Answer 3

Crystal induced

Question 4

Which of the following conditions is associated with the formation of an exudate?

Congestive heart failure
Pneumonia
Cirrhosis
Nephrotic syndrome

Answer 4

Pneumonia

Question 5

Electrolyte essential for myocardial contraction and important to maintain normal levels for critically ill patients.

Chloride
Calcium
Sodium
Zinc

Answer 5

Calcium

Question 6

A patient presents to the ER with severe dehydration, dilute urine production, and constant “thirst” sensation. It is revealed that the patient had recently (1 week ago) fallen off a ladder and suffered trauma to the head. Given this information, what lab test should be performed?

ADH/AVP
Aldosterone
Renin
Angiotensinogen

Answer 6

ADH/AVP

Question 7

Second most abundant anion in extracellular fluid.

Chloride
Phosphate
Carbonic acid
Bicarbonate

Answer 7

Bicarbonate

Question 8

Of the total serum osmolality; sodium, chloride, and bicarb normally contribute what percent?
92
8
45
72

Answer 8

92

Question 9

What is the best interpretation of the following results?

pH=7.33 (7.35-7.45)
CO2= 27 (35-45)
HCO3= 14 (22-29)

Metabolic alkalosis with full compensation
Metabolic acidosis with partial compensation
Metabolic acidosis with no compensation
Respiratory acidosis with partial compensation

Answer 9

Metabolic acidosis with partial compensation

Question 10

Which parameter on a blood gas analysis is calculated instead of being directly measured.
pH
HCO3
pO2
pCO2

Answer 10

HCO3

Question 11

The unique structure of hemoglobin allows it to act as both an acid-base buffer and O2 buffer.

True
False

Answer 11

True

Question 12

An increase in H+ ions, a decrease in pH, and a decrease in HCO3 results in what acid-base disorder?

Metabolic Acidosis
Metabolic Alkalosis
Respiratory Acidosis
Respiratory Alkalosis

Answer 12

Metabolic Acidosis