GARZA (CHAPTER 1-11) QUESTIONS AND CORRECT
ANSWERS (VERIFIED ANSWERS) Q&A 2026
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1. What is the primary goal of phlebotomy?
A. Diagnose disease
B. Collect blood specimens safely for testing
C. Prescribe treatment
D. Interpret lab results
Rationale: Phlebotomists are responsible for specimen
collection, not diagnosis or treatment.
Correct answer: B
2. The most important step before any blood draw is:
A. Labeling tubes
B. Hand hygiene
C. Selecting equipment
D. Applying the tourniquet
Rationale: Hand hygiene prevents infection transmission.
Correct answer: B
,3. Which body system is primarily involved in blood
collection?
A. Respiratory
B. Circulatory
C. Digestive
D. Nervous
Rationale: Blood is collected from veins within the circulatory
system.
Correct answer: B
4. The standard antiseptic used before venipuncture is:
A. Alcohol swab
B. Hydrogen peroxide
C. Iodine internally
D. Saline solution
Rationale: 70% isopropyl alcohol is commonly used for skin
cleansing.
Correct answer: A
5. The vein most commonly used for venipuncture is the:
A. Basilic vein
B. Femoral vein
C. Median cubital vein
D. Jugular vein
Rationale: The median cubital vein is most accessible and
,stable.
Correct answer: C
6. What does PPE stand for?
A. Patient Protective Equipment
B. Personal Protective Equipment
C. Professional Practice Equipment
D. Phlebotomy Procedure Equipment
Rationale: PPE protects healthcare workers from exposure.
Correct answer: B
7. A tourniquet should generally not be left on longer than:
A. 30 seconds
B. 1 minute
C. 2 minutes
D. 5 minutes
Rationale: Prolonged application can alter blood test results.
Correct answer: B
8. The process of preventing infection in healthcare settings is
called:
A. Sterilization
B. Disinfection
C. Infection control
, D. Isolation
Rationale: Infection control includes all practices preventing
disease spread.
Correct answer: C
9. A lancet is primarily used for:
A. Venipuncture
B. Capillary puncture
C. Arterial sampling
D. IV insertion
Rationale: Lancets are used for fingersticks or heel sticks.
Correct answer: B
10. The best site for capillary puncture in adults is the:
A. Thumb
B. Index finger
C. Middle or ring finger
D. Little finger
Rationale: Middle and ring fingers have better blood flow and
less bone risk.
Correct answer: C
11. Which action helps prevent hemolysis of a blood sample?