Why Can H₂O but Not H₃O⁺ Move Through Aquaporins

question 77

Multiple Choice

Why can H₂O but not H₃O⁺ move through aquaporins?

• A) Arginine at narrowest point in channel
• B) Glycerol in the channel
• C) Hydrophobic amino acids at narrowest point in channel
• D) Size of the channel
• E) transmembrane ionic gradient

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

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Definitions:

Klüver-Bucy Syndrome

A rare neurological condition characterized by lack of fear, hypersexuality, tendency to orally explore objects, visual agnosia, and docility, resulting from damage to the temporal lobes.

Fear Response

The fear response is a physiological reaction that occurs in response to a perceived threat, involving the activation of the fight-or-flight response by the amygdala.

Increased Sexual Activity

A situation where individuals engage in sexual behaviors more frequently than is typical for them.

Fear Response

The automatic, rapid and often unconscious reaction to a perceived threat, involving physiological changes such as increased heart rate.