A Prolonged Bleeding Time (More Than 10 Minutes) in Association

question 3

Multiple Choice

A prolonged bleeding time (more than 10 minutes) in association with normal platelet count, normal prothrombin time (PT) , and activated partial thromboplastin time (aPTT) is indicative of

• A) vitamin K deficiency.
• B) hemophilia B.
• C) hemophilia A.
• D) platelet dysfunction.

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Definitions:

ATP

Adenosine triphosphate, a molecule that carries energy within cells for metabolism.

NADH

Nicotinamide adenine dinucleotide (NADH) serves as a crucial coenzyme in the cellular energy production process, participating in redox reactions by carrying electrons from one reaction to another.

Electron Transport Chain

A series of protein complexes located in the inner membrane of mitochondria that facilitate the movement of electrons to generate ATP.

Electrons

Subatomic particles with a negative charge, found orbiting the nucleus of an atom, and crucial to chemical bonding and electricity.