Study Files

Question 1

Which tests would be abnormal in a patient w/severe thrombocytopenia?

Answer 1

TBT and Platelet Count

Question 2

What instructions would you give to a 55 yr-old female when ordering a blood glucose as a screening test to detect diabetes mellitus?

Answer 2

Eat a good meal w/ carbohydrates and come in for the test two hours after the meal (2 hr post prandial)

Question 3

An allergic reaction would cause an increase in which of the following cells as seen in the WBC differential?

Answer 3

Eosinophils

Question 4

A healthy 4 yr-old child would usually have more lymphocytes than an adult.

Answer 4

True

But lower neutrophil counts

Question 5

Which results in a case study would indicate a patient was anemic?

Answer 5

RBC (Low)
Hemoglobin (Low)
Hematocrit (Low)

Question 6

What does a 127 cu microns MCV tell you about a patient’s cells?

Answer 6

RBCs are larger than normal

Normal range = 80-100

Question 7

What does an 18.0 RDW tell you about a patient’s cells?

Answer 7

Larger variation than normal in size of RBCs

Anisocytosis would be reported on RBC morphology

(Normal is 11.5-14.5)

Question 8

The test results in Case One 
WBC Normal
RBC Low
Hemoglobin Low
Hematocrit Low
MCV High
MCH High
HCHC Normal
RDW High
would indicate:

Answer 8

Macrocytic Anemia

Question 9

Macrocytic anemia could be due to

Answer 9

Vitamin B12 deficiency

Folic acid deficiency

Question 10

INR is used for reporting the following test:

Answer 10

Prothrombin Time (PT)

Question 11

If a patient has a MCV of 65 you know that:

reference range in 81-96

Answer 11

RBCs are microcytic

Question 12

Which test of tests would detect abnormal platelet function

Answer 12

Bleeding Time Test (BTT)

Question 13

Which test or tests would detect a factor VII deficiency?

Answer 13

PT

Question 14

Anisocytosis

Answer 14

Variation in shape of RBCs

Question 15

Poikilocytosis

Answer 15

RBCs that appear pale blue due to low hemoglobin concentration

Question 16

Hypochromia

Answer 16

Variation in size of RBCs

Question 17

Polychromasia

Answer 17

Slightly immature RBCs that have a slight bluish tinge in addition to the pink from hemoglobin

Question 18

A patient with hemophilia (Factor VIII def.) would always have an abnormal result on which of the following tests?

Answer 18

PTT

Question 19

T/F

The PT, INR, is the best test to order when the patient is taking coumadin.

Answer 19

True

Question 20

A five mile run could cause:

Answer 20

Increased protein in urine

Question 21

What test would you order to determine how well a diabetic patient has been controlling his blood glucose levels over the past two months?

Answer 21

Glycosylated hemoglobin or Hemoglobin A1C

Question 22

Which of the following test results would be diagnostic for diabetes?

Answer 22

Fasting (8 hrs) plasma glucose ≥ 126 mg/dl
and
2 hr post prandial glucose > 200 mg/dl

Question 23

T/F
A patient would be classified as a pre-diabetic if their blood glucose was: 110-12 after fasting eight hours and 140-200 two hrs after a glucose dose or a good

Answer 23

True

Question 24

Which of the following abnormal results on a routine urinalysis could indicate urinary tract disease?

Answer 24

Protein 3+ Negative
RBCs 30-40/hpf 0
WBCs 30-40/hpr 0-5
15-50 RBC casts/LPF 0

Question 25

T/F

Monocytosis is often found in myeloproliferative disorders.

Answer 25

True

Question 26

T/F

Basophilia is a frequent finding in myeloproliferative disorders such as chronic myelocytic leukemia.

Answer 26

True

Question 27

T/F

Exercise can cause an elevation of the total white blood.

Answer 27

True

Question 28

T/F

Viral infections can be a cause of neutropenia.

Answer 28

True

Question 29

T/F
If your patient has a platelet count below 50,000 (RR: 140,000-440,000) it would be a good idea to order a bleeding time.

Answer 29

True

Question 30

A beefy red tongue is a classic finding in:

Answer 30

B12 or folate deficiency

Question 31

T/F

Myeloproliferative diseases include polcythemia vera, CML, and essential thrombocythemia.

Answer 31

True

Question 32

In order to make a differential diagnosis you need to determine what condition(s) could cause both increased RBC and platelets. What is your differential diagnosis?

Answer 32

Polycythemia vera

Question 33

Serious debilitating complications of uncontrolled diabetes mellitus are:

Answer 33

All of the above

Nephropathy, retinopathy, neuropathy, atherosclerosis, & predisposition to gangrene

Question 34

Symptoms of diabetes are:

Answer 34

Polyuria
Polydipsia
Blurred vision
Tingling and numbness in feet
Unusual hunger

Question 35

Med history reported currently being treated with coumadin. A prothrombin time INR was ordered. THE INR was 4.0

What steps would you take before doing oral surgery on this patient?

Answer 35

Consult the physician. After the patient has followed the physician’s orders in either reducing or discontinuing the coumadin dose for 3-5 days repeat the INR.
If the INR is in an acceptable range, proceed with surgery using hemostatic agents if necessary.

Question 36

The American Diabetes Association recommendation for testing asymptomatic, undiagnosed patients for diabetes is:

Answer 36

Patients over 45 yrs
Every 3 yrs afer age 45
Doing a hemoglobin A1C
Testing more often if the patient has risk factors
Testing at a younger age if the patient has risk factors

Question 37

What risk factors in asymptomatic, undiagnosed patients would indicate testing for diabetes?

Answer 37

Overweight
Family history
High risk ethnic group

Question 38

The most common hereditary bleeding disorder is:

Answer 38

Von Willebrand’s disease

Question 39

The COD’s clinical policies indicate when blood tests should be ordered on clinic patients. Which tests are listed?

Answer 39

CBC
Comprehensive Metabolic Profile
Blood glucose
PTT
PT
(NOT HbA1C)