Units 5 and 6 Practice Questions

Which of the following lists the correct steps in order for preparing a (Wedge method) manual slide smear?

• 1. Blood Collection, 2. Slide Preparation using the wedge method, 3. Drying by air-drying

• 1. Slide Preparation, 2. Blood Collection, 3. Drying

• 1. Drying, 2. Blood Collection, 3. Slide Preparation

• 1. Blood Collection, 2. Drying, 3. Slide Preparation

Which of the following best describes chain of custody?

• Documenting specimen handling to ensure legal integrity and validity.

• A random process of handling specimens with no documentation.

• Only labeling specimens without tracking who handled them.

• An unrelated procedure for quality control in labs.

Which sequence is correct for collecting a blood culture?

• Preparation, Skin Cleansing, Collection (aerobic then anaerobic), Labeling, Transport

• Skin Cleansing, Preparation, Collection (anaerobic then aerobic), Labeling, Transport

• Preparation, Collection (aerobic then anaerobic), Skin Cleansing, Labeling, Transport

• Transport, Preparation, Skin Cleansing, Collection (aerobic then anaerobic), Labeling

Blood gas tests can be stored at room temp for 15-30 mins or in an ice slurry for ________.

• 1 hr

• 30 mins

• 45 mins

• 2 hrs

List the requirements for blood donation.

• Donor must be at least 17 years old (or with parental consent in some regions). Minimum weight of 110 pounds (50 kg). Donation at least 56 days apart.

• Donor must be at least 21 years old. Minimum weight of 100 pounds (45 kg). Donation at least 30 days apart.

• Donor must be at least 16 years old. Minimum weight of 120 pounds (55 kg). Donation at least 70 days apart.

• Donor must be at least 18 years old with no weight requirement. Donation at least 90 days apart.

What are the required lab levels and time frame for an autologous transfusion?

• Hemoglobin at least 11 g/dL. Procedure must be at least 72 hours after donation.

• Hemoglobin at least 12 g/dL. Procedure must be performed immediately after donation.

• Hemoglobin at least 10 g/dL. Procedure must be 96 hours after donation.

• Hemoglobin at least 11 g/dL. Procedure must be at least 48 hours after donation.

What is the time frame for newborn screening?

• Newborn screening is typically performed within the first 24 to 48 hours of life.

• Newborn screening is typically performed immediately after birth.

• Newborn screening is typically performed at one week of age.

• Newborn screening is typically performed at one month of age.

What antiseptic is used to collect a BAC?

• Use chlorhexadine and not isopropyl alcohol.

• Use isopropyl alcohol and not chlorhexadine.

• Use 70% ethanol instead.

• No antiseptic is necessary during sample collection.

Which of the following details must be included on the chain of custody form?

• Only identification of the specimen and observations

• Only date and time of collection, and signature of the collector

• Identification of the specimen, Date and time of collection, Name of the individual who collected the specimen, Signature of the collector, Any observations made during collection, Transfer details

• None of the above

What is a pretesting requirement for a Glucose Tolerance Test (GTT)?

• Fasting for 8-12 hours before the test.

• Consuming a heavy meal just before the test.

• Drinking sugary beverages right before the test.

• Engaging in vigorous exercise on the day of the test.