The Plasma Membrane of a Neuron Is More Permeable to Potassium

question 63

Multiple Choice

The plasma membrane of a neuron is more permeable to potassium ions because

• A)of its positive electrical charge.
• B)there are more leak ion channels for K+ than Na+.
• C)protein molecules cannot exit through the cell membrane.
• D)calcium ions block Na+ and Cl- channels.
• E)there are more leak ion channels for Na+ than K+.

Understand the criteria used for diagnosing mental illnesses and the resources available for reference.

Comprehend the biological, psychological, and social factors contributing to mental disorders.

Demonstrate knowledge of advocacy, legislation, and the nurse's role in mental health care.

Understand the importance of cultural considerations in the assessment and care of individuals with mental illness.

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Definitions:

3-nitrophthalic Acid

An aromatic dicarboxylic acid compound with a nitro group substituted at the 3-position on the benzene ring.

Pentanedioic Acid

An organic compound also known as glutaric acid, with the formula C5H8O4, characterized by two carboxylic acid groups at each end of a five-carbon chain.

Trans-1,3-cyclohexanedicarboxylic Acid

A type of dicarboxylic acid where the carboxyl groups are located on the first and third carbon atoms of a cyclohexane ring, in a trans configuration.

Carboxylic Acids

Organic compounds containing a carboxyl group (COOH), known for being acidic and reactive in condensation reactions.