Impaired Alpha Chain Production in Alpha Thalassemias Causes

question 32

Multiple Choice

Impaired alpha chain production in alpha thalassemias causes:

• A) Overproduction of hemoglobin F and A2
• B) Production of Hb Bart's and Hb H
• C) Normal hemoglobin distribution
• D) Fusion of alpha and gamma chains

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Definitions:

EEG

Stands for Electroencephalogram, a test that measures electrical activity in the brain to diagnose conditions like epilepsy or monitor sleep disorders.

Stage 2 Sleep

A phase of sleep characterized by specific brain waves and sleep spindles, serving as a transitional period between light sleep and deep sleep.

Genital Arousal

A physiological response involving increased blood flow to the genital area, often resulting from sexual stimulation.

REM Sleep

A phase of sleep characterized by rapid eye movements, increased brain activity, and vivid dreaming, playing a critical role in emotional regulation and memory consolidation.