table 2. benedict’s test for simple sugar · web viewprotein test ph color clarity red blood cell...
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Name: ________________________________ Period: ______ Date: ___________Group members:
Urinalysis Lab DataPart 1: Physical Characteristics
Table 1. Observation of the Physical Characteristics of Urine Samples
Urine Sample Color Clarity (is it clear) pH
Patient A
Patient B
Patient C
Patient D
*Observe each sample and use your glass stirring rod and pH paper to fill in the data chart. Part 2: Presence of Organic Molecules
Table 2. Benedict’s test for simple sugar Controls:
Patient Samples:
Table 3. Biuret test for proteins Controls:
1
Sample Observations
1. Negative Control (Water)
2. Positive Control (Glucose Solution)
Urine Sample Color before heating Color after boiling Results (+ or -)
Patient A
Patient B
Patient C
Patient D
Name: ________________________________ Period: ______ Date: ___________Group members:
Sample Observations
1. Negative Control (Water)
2. Positive Control (Protein Solution)
Patient Samples:
Urine Sample Initial color Final color Results (+ or -)
Patient A
Patient B
Patient C
Patient D
Refer to resources to answer the following questionsLab Questions:
1. Explain the purpose of the Positive and Negative Control samples in Part 2. How did they play a role in interpreting your results? ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
2. Compare your results in Part 1 and Part 2 to the results of other groups. a. Are they all the same? If so, what does this indicate about the accuracy and reliability of your
tests? __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
b. Are they different? If so, what does that indicate about the accuracy and reliability of your tests? __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
c. Propose a change in the testing procedure that could increase the accuracy and reliability of your group’s results. ____________________________________________________________________________________________________________________________________________________________
2
Name: ________________________________ Period: ______ Date: ___________Group members:
____________________________________________________________________________________________________________
3. Organic Molecule review:a. Briefly explain how glucose, a type of carbohydrate) could appear in urine. What is glucose and
how is it important to our bodies? ______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
b. Briefly explain how protein could appear in urine. What is protein and how is it important to our bodies? ______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
Data Analysis:
3
Name: ________________________________ Period: ______ Date: ___________Group members:Directions:
1. Add your lab data to the “Urinalysis Patient Profiles” table.2. Use all available information to determine the most likely diagnosis for each patient.3. Record your results below.
Patient Diagnosis Evidence to support Diagnosis
A - Miles Parker
● Frequent urination
● Increased appetite
● Increased thirst● Unexplained
weight loss
Test +/-
Sugar Test
Protein Test
pH
Color
Clarity
Red Blood Cell
White Blood Cell
B - Charles Thompson
● Excessive fatigue
● Occasional dizziness
● Recent insomnia● Swollen ankles,
feet, face● Pain in lower
back● Dark urine color● Elevated blood
pressure● Kidney region
sore to the touch
Test +/-
Sugar Test
Protein Test
pH
Color
Clarity
Red blood Cell
White blood Cell
Patient Diagnosis Evidence to support Diagnosis
C - Jane Smith Test +/-
Sugar Test
4
Name: ________________________________ Period: ______ Date: ___________Group members:
● Experiencing painful urination
● Frequent and urgent urination
● Milkiness to urine
● Experiencing fever and malaise
Note: Symptoms cleared after receiving antibiotics
Protein Test
pH
Color
Clarity
Red blood Cell
White blood Cell
D - Nancy Martinez
No
unusual physical symptoms reported.
Test +/-
Sugar Test
Protein Test
pH
Color
Clarity
Red Blood Cell
White Blood Cell
5