ATI Lab Values Flashcards

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Questions and Answers

What is the normal sodium range?

3.5 to 5.0 mEq/L

9.0 to 10.5 mg/dL

135-145 mEq/L (correct)

80-100%

What is the normal potassium range?

15 to 110 mcg/dL

135-145 mEq/L

0.1 to 1.0 mg/dL

3.5 to 5.0 mEq/L (correct)

What is the normal chloride range?

10 to 20 mg/dL

98 to 106 mEq/L (correct)

7.35-7.45

150,000 to 400,000 mm3

What is the normal calcium range?

9.0 to 10.5 mg/dL Signup and view all the answers

What is the normal magnesium range?

1.3 to 2.1 mEq/L Signup and view all the answers

What is the normal phosphorus range?

3.0 to 4.5 mg/dL Signup and view all the answers

What is the normal blood pH range?

7.35-7.45 Signup and view all the answers

What is the normal paO2 range?

80-100% Signup and view all the answers

What is the normal paCO2 range?

35-45 Signup and view all the answers

What is the normal HCO3 range?

22-26 Signup and view all the answers

What is the normal saO2 range?

95-100% Signup and view all the answers

What is the normal range for aspartate aminotransferase (AST)?

5 to 40 units/L Signup and view all the answers

What is the normal range for alanine aminotransferase (ALT)?

8 to 20 units/L Signup and view all the answers

What is the normal range for alkaline phosphatase (ALP)?

30 to 120 units/L Signup and view all the answers

What is the normal range for amylase?

56 to 90 IU/L Signup and view all the answers

What is the normal range for lipase?

0 to 110 units/L Signup and view all the answers

What is the normal range for total bilirubin?

0.1 to 1.0 mg/dL Signup and view all the answers

What is the normal range for direct (conjugated) bilirubin?

0.1 to 0.3 mg/dL Signup and view all the answers

What is the normal range for indirect (unconjugated) bilirubin?

0.2 to 0.8 mg/dL Signup and view all the answers

What is the normal range for albumin?

3.5 to 5.0 g/dL Signup and view all the answers

What is the normal range for alpha-fetoprotein?

Less than 40 mcg/L Signup and view all the answers

What is the normal range for ammonia?

15 to 110 mcg/dL Signup and view all the answers

Define Kussmaul respiration.

Deep rapid involuntary breathing. Signup and view all the answers

What is the normal serum osmolarity for adults?

270 to 300 mOsm/L Signup and view all the answers

What is the normal urine specific gravity?

1.010 to 1.025 Signup and view all the answers

What are the functions of vasopressin (ADH)?

Increases permeability of the renal distal tubules, causing the kidneys to reabsorb water. Signup and view all the answers

What are the functions of aldosterone?

Increases sodium absorption and causes potassium excretion in the kidney. Signup and view all the answers

Define atrial natriuretic peptide (ANP).

ANP acts to reduce the water, sodium and adipose loads on the circulatory system, thereby reducing blood pressure. Signup and view all the answers

What are the effects of parathyroid hormone on the body's calcium?

Pulls calcium from bones and stimulates vitamin D activation to help increase intestinal absorption of dietary calcium. Signup and view all the answers

What are the effects of calcitonin hormone on the body's calcium?

Calcitonin keeps calcium levels high by causing the thyroid to release thyrocalcitonin, decreasing the amount of calcium available from bone. Signup and view all the answers

Define Chvostek sign.

Hyperexcitability of facial nerve from hypocalcemia. Signup and view all the answers

Define Trousseau sign.

Hypocalcemia plus BP cuff for 5 minutes results in hand reflex. Signup and view all the answers

What is the normal range of creatinine for males?

0.6 to 1.2 mg/dL Signup and view all the answers

What is the normal range of blood glucose?

70-140 Signup and view all the answers

What is the normal range of WBC?

5,000 to 10,000/uL Signup and view all the answers

What is the normal RBC range for females?

4.2 to 5.4 million/uL Signup and view all the answers

What is the normal hemoglobin range for males?

14 to 18 g/dL Signup and view all the answers

What is the normal hematocrit range for males?

42 to 52% Signup and view all the answers

What is the normal range for serum protein?

6 to 8 g/dL Signup and view all the answers

What is the normal range for platelet count?

150,000 to 400,000/mm3 Signup and view all the answers

What is the normal range for PT?

11-12.5 sec Signup and view all the answers

What is the normal range for INR?

0.7 - 1.8 Signup and view all the answers

What is the normal range for MCV?

80 to 95 mm3 Signup and view all the answers

What is the normal range for MCH?

27 to 31 pg/cell Signup and view all the answers

What is the normal range for TIBC?

250 to 460 mcg/dL Signup and view all the answers

What is the normal range for iron in females?

60 to 160 mcg/dL Signup and view all the answers

What is the normal range for D-dimer?

0.43 to 2.33 mcg/mL Signup and view all the answers

What is the normal range for fibrinogen?

170 to 340 mg/dL Signup and view all the answers

What is the normal range for fibrin degradation products?

Less than 10 mcg/mL Signup and view all the answers

What is the normal range for BUN?

10 to 20 mg/dL Signup and view all the answers

What is the normal T3 range?

70-205 ng/dL Signup and view all the answers

What is the normal T4 range?

4-12 mcg/dL Signup and view all the answers

Define troponin.

Signup and view all the answers

Study Notes

Electrolyte and Metabolic Ranges

Normal Sodium Range: 135-145 mEq/L
Normal Potassium Range: 3.5 to 5.0 mEq/L
Normal Chloride Range: 98 to 106 mEq/L
Normal Calcium Range: 9.0 to 10.5 mg/dL
Normal Magnesium Range: 1.3 to 2.1 mEq/L
Normal Phosphorus Range: 3.0 to 4.5 mg/dL
Normal Blood pH Range: 7.35-7.45

Respiratory and Renal Values

Normal paO2 Range: 80-100%
Normal paCO2 Range: 35-45 mmHg
Normal HCO3 Range: 22-26 mEq/L
Normal saO2 Range: 95-100%
Normal Urine Specific Gravity: 1.010 to 1.025
Normal serum osmolarity for adults: 270 to 300 mOsm/L

Liver Function Tests

Aspartate Aminotransferase (AST): 5 to 40 units/L
Alanine Aminotransferase (ALT): 8 to 20 units/L (3 to 35 IU/L)
Alkaline Phosphatase (ALP): 30 to 120 units/L (30 to 85 IU/L)
Amylase: 56 to 90 IU/L
Lipase: 0 to 110 units/L
Total Bilirubin: 0.1 to 1.0 mg/dL
Direct (Conjugated) Bilirubin: 0.1 to 0.3 mg/dL
Indirect (Unconjugated) Bilirubin: 0.2 to 0.8 mg/dL
Albumin: 3.5 to 5.0 g/dL
Alpha-fetoprotein: Less than 40 mcg/L
Ammonia: 15 to 110 mcg/dL

Hormonal Functions and Effects

Vasopressin (ADH): Increases renal reabsorption of water by enhancing tubule permeability.
Aldosterone: Promotes sodium absorption and potassium excretion in the kidneys.
Atrial Natriuretic Peptide (ANP): Reduces water, sodium, and adipose loads, lowering blood pressure.
Parathyroid Hormone: Increases serum calcium by mobilizing from bones and enhancing intestinal absorption via Vitamin D.
Calcitonin: Lowers serum calcium levels by inhibiting bone resorption.

Clinical Signs

Kussmaul respiration: Rapid and deep involuntary breathing indicating metabolic acidosis.
Chvostek sign: Facial muscle twitching upon tapping, indicative of hypocalcemia.
Trousseau sign: Carpopedal spasm induced by inflating a BP cuff, signifies hypocalcemia.

Complete Blood Count (CBC) Parameters

Normal WBC Count: 5,000 to 10,000/uL
Normal RBC Range: Female: 4.2 to 5.4 million/uL; Male: 4.7 to 6.1 million/uL
Normal Hemoglobin Range: Female: 12 to 16 g/dL; Male: 14 to 18 g/dL
Normal Hematocrit Range: Female: 37 to 47%; Male: 42 to 52%
Normal Platelet Count: 150,000 to 400,000 mm3

Coagulation and Iron Studies

Prothrombin Time (PT): 11-12.5 seconds
International Normalized Ratio (INR): 0.7 - 1.8
Total Iron Binding Capacity (TIBC): 250 to 460 mcg/dL
Serum Iron Levels: Female: 60 to 160 mcg/dL; Male: 80 to 180 mcg/dL

Miscellaneous Values

D-dimer: 0.43 to 2.33 mcg/mL; 0 to 250 ng/mL
Fibrinogen: 170 to 340 mg/dL
Fibrin Degradation Products: Less than 10 mcg/mL
Blood Urea Nitrogen (BUN): 10 to 20 mg/dL
Normal T3 Range: 70-205 ng/dL
Normal T4 Range: 4-12 mcg/dL
Troponin: Biomarker for myocardial injury (specific range not provided).

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Description

Test your knowledge on normal lab values with this set of flashcards. Covering sodium, potassium, chloride, calcium, magnesium, and phosphorus ranges, this quiz is essential for nursing students and healthcare professionals. Perfect for reviewing key concepts and preparing for exams.