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Flashcards in Easy Nclex Labs Deck (18)
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1
Q

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?

A

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

Make: 14-16.5
Female: 12-15

2
Q

What is the purpose of RBC?

Normal lab value

A

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

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

3
Q

What is the purpose of hematocrit?

What does it mean it if low ?

What does it mean if it’s high?

A

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
Q

What is the purpose of WBC?

What would make this low ?

Normal lab value

A

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

Chemotherapy would make this low.

5,000-10,000

5
Q

What is the purpose of K?

Normal lab value?

A

Minerals and electrolyte

It carries an electrical charge
Important for functions

3.5-5.1

6
Q

What is the purpose of Na?

What does it maintain?

It is important for what ?

Normal lab value?

A

Maintains fluid levels

Muscle/nerve functions

135-145

7
Q

What is the purpose of Ca?

A

Mineral

Bone/teeth development

8.6-10

8
Q

Mg is important for _?

Medications that contain mg=

Normal lab value?

A

Important for nerve, muscle help

neutralize acid in the stomach

Milk of magnesia

1.6-2.6

9
Q

What is the purpose of Cl?

A

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
Q

What is the purpose of CO2?

A

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

11
Q

What is the purpose of BUN?

Normal lab value?

A

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
Q

What is the purpose of creatinine?

High creatinine signals ___?

Normal lab value

A

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

High creatinine signals renal failure

0.6-1.3

13
Q

What is normal AST?

What is normal ALT?

When do they elevate?

A

10 to 40

5-35

Elevate w/ Hep/ Jaundice

14
Q

What is the serum glucose ?

Most sugars come from where ?

Normal lab value ?

A

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

70-110

15
Q

What is the purpose of PTT?

Clotting should occur in 30-45 seconds

A

It tells how long it takes blood to clot ?

Clotting should occur in 30-45 seconds

16
Q

What does the INR tell?

Normal lab value ?

A

The clotting time when a patient is on a blood thinner

1-2

17
Q

Why is a urine specific gravity done ?

Normal lab value?

A

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
Q

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 ?

A

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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