Easy Nclex Labs Flashcards
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
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%
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%
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
What is the purpose of K?
Normal lab value?
Minerals and electrolyte
It carries an electrical charge
Important for functions
3.5-5.1
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
What is the purpose of Ca?
Mineral
Bone/teeth development
8.6-10
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
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
What is the purpose of CO2?
Waste product of the respiratory system but also necessary for a body to function properly
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
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
What is normal AST?
What is normal ALT?
When do they elevate?
10 to 40
5-35
Elevate w/ Hep/ Jaundice
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
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
What does the INR tell?
Normal lab value ?
The clotting time when a patient is on a blood thinner
1-2
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
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
