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Medical Laboratory Technician, MLT (ASCP) Exam (Latest 2025 / 2026) Questions & Answers | Grade A | 100% Correct (Verified Answers)
Question:
What is the anatomical feature of a tapeworm that possesses both male and female reproductive structures?
- Brood capsule
- Proglottid
- Rostellum
- Scolex
Answer:
B; The body of a tapeworm is composed of successive segments known as proglottids. Each mature proglottid has both male and female reproductive structures.
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Question:
An individual with type AB blood will demonstrate the complete absence of which of the following antigen sites?
- A
- B
- H
- None of the above
Answer:
D; The A and B antigens are present on the red cells of an AB patient. H antigen is a precursor to the ABO antigens.
Question:
Which of these could cause a sickling event?
- Excessive intake of water
- Fluctuations in temperature
- Oxygen inhalation
- Sedentary life-style
Answer:
B; 2 / 4
Abrupt change in temperature is one of the risk factors in which a sickling event may occur.
Dehydration, hypoxia, and physical exertion, rather than excessive intake of fluids, inhaling oxygen, and sedentary lifestyle, are all additional risk factors in which sickling events may occur.
Question:
Match each of the following definitions associated with heart disease and heart failure to the term that it defines.
- Congestive heart failure
- Infarction
- Ischemia
- Angina
- An inadequate blood supply that decreases availability of oxygen.
- Chest pain caused by inadequate supply of oxygen to heart myocardium.
- An area of tissue death that occurs due to lack of oxygen.
- A left ventricular dysfunction resulting from aging, hypertension,
atherosclerosis or muscle damage from an AMI or repeated AMIs.
Answer:
- D
2. C 3 / 4
- A
- B
Question:
Which hemoglobin, when elevated, acts as a protection against sickling in patients with HbS?
- Hemoglobin A2
- Hemoglobin C
- Hemoglobin F
- Hemoglobin G
Answer:
C; Hemoglobin F has a high affinity for oxygen. When Hb F is elevated, cells containing Hb S are more oxygenated and do not sickle as readily as they would if Hb F were not present or present in small quantities.
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