Which of the Following Occurs During Micturition

question 154

Multiple Choice

Which of the following occurs during micturition?

• A)The detrusor muscles relax, muscles of the internal urethral sphincter contract, and muscles of the external urethral sphincter relax.
• B)The detrusor muscles contract, muscles of the internal urethral sphincter relax, and muscles of the external urethral sphincter relax.
• C)The detrusor muscles relax, muscles of the internal urethral sphincter relax, and muscles of the external urethral sphincter relax.
• D)The detrusor muscles relax, muscles of the internal urethral sphincter contract, and muscles of the external urethral sphincter contract.
• E)The detrusor muscles contract, muscles of the internal urethral sphincter contract, and muscles of the external urethral sphincter contract.

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Definitions:

Cyclic Metabolic Pathway

A series of metabolic processes occurring in a cycle, whereby the end product of one reaction becomes the starting material for the next.

Citric Acid Cycle

Also known as the Krebs cycle, it is a series of chemical reactions used by all aerobic organisms to release stored energy through the oxidation of acetyl-CoA.

Acetyl-CoA

A molecule that plays a key role in metabolism, serving as a building block for biosynthetic processes and involved in the cycle of energy production.

Citric Acid Cycle

A series of chemical reactions used by all aerobic organisms to release stored energy through the oxidation of acetyl-CoA derived from carbohydrates, fats, and proteins into carbon dioxide and chemical energy in the form of ATP.