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Flashcards in Easy Nclex Labs Deck (18)
1

What is the purpose of Hgb?

What is RBCs made of ?

If this is low think what ?

What’s the Normal value form male and females?

Transfer oxygen to the tissues and Co2 back to lungs . RBCs are made of hemoglobin.

Make: 14-16.5
Female: 12-15

2

What is the purpose of RBC?

Normal lab value

These Carry oxygen from the lungs to the tissues around your body.


Males : 4.5-6.2%
Females: 4.5-5%

3

What is the purpose of hematocrit?

What does it mean it if low ?

What does it mean if it’s high?

The hematocrit is the ratio of the volume of packed RBCs to the total blood volume.

If it is low = decrease in o2 capacity/over hydration

If it is high=burns, diarrhea, polycythemia vera

Male : 41-51%
Female: 36-46%

4

What is the purpose of WBC?

What would make this low ?

Normal lab value

This is the body’s defense against infectious organisms and foreign substances.

Chemotherapy would make this low.


5,000-10,000

5

What is the purpose of K?

Normal lab value?

Minerals and electrolyte

It carries an electrical charge
Important for functions

3.5-5.1

6

What is the purpose of Na?

What does it maintain?

It is important for what ?

Normal lab value?

Maintains fluid levels

Muscle/nerve functions

135-145

7

What is the purpose of Ca?

Mineral

Bone/teeth development

8.6-10

8

Mg is important for _?

Medications that contain mg=

Normal lab value?

Important for nerve, muscle help

neutralize acid in the stomach


Milk of magnesia

1.6-2.6

9

What is the purpose of Cl?

Electrolyte keep the fluid balance in/out of cells in check. We get most of chloride from the sodium chloride we eat. It is digested in the intestine


95-105

10

What is the purpose of CO2?

Waste product of the respiratory system but also necessary for a body to function properly

11

What is the purpose of BUN?

Normal lab value?

The test measures the level of urea in the blood. Urea is a waste product of protein. It what’s is left over.


Urea is made in the liver but it’s the kidneys job to get ride of it through the urine

8-25

12

What is the purpose of creatinine?

High creatinine signals ___?

Normal lab value

Kidney test from muscle that has been metabolized to waste products.

High creatinine signals renal failure

0.6-1.3

13

What is normal AST?

What is normal ALT?

When do they elevate?

10 to 40

5-35


Elevate w/ Hep/ Jaundice

14

What is the serum glucose ?

Most sugars come from where ?

Normal lab value ?

Serum glucose is the amount of sugar in the blood . Most of the our sugar come form carbs

70-110

15

What is the purpose of PTT?

Clotting should occur in 30-45 seconds

It tells how long it takes blood to clot ?

Clotting should occur in 30-45 seconds

16

What does the INR tell?

Normal lab value ?

The clotting time when a patient is on a blood thinner

1-2

17

Why is a urine specific gravity done ?

Normal lab value?

This is done to test kidney function

This tests look at all particle levels in the urine

1.016-1.022

1–2 oz . First thing in the am. Like most cultures/test

18

Describe platelets?

Where are these three made in the body?

What is it’s function?

What kind of medication will quickly disrupt platelet function?

Normal lab value ?

It’s the Smallest of the 3 major types of blood cells , red , white , platelets

Bone marrow

Function is to prevent bleeding

Aspirin

150,000-400,000

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