Brad Is Able to Maintain an Erection and Ejaculate During

question 111

Multiple Choice

Brad is able to maintain an erection and ejaculate during masturbation. Before his breakup with his previous partner, he was also able to maintain an erection and ejaculate during sex. He now has a new partner and has not been able to maintain an erection during sex. What is a more likely cause for his problem?

• A) He may have an STI that is causing medical problems.
• B) He may need to have his heart checked out because problems maintaining an erection are related to cardiovascular problems.
• C) He may be experiencing performance fears with his new partner or comparing their encounters to his previous partner.
• D) He may believe that his penis is not the right size or shape in relation to his new partner's genitals and this is impacting his sexual satisfaction.

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Definitions:

Osmoregulatory Organ

A part of an organism that regulates water and salt concentrations, maintaining homeostasis.

Kidney

The paired vertebrate organ important in excretion of metabolic wastes and in osmoregulation.

Deamination

Deamination is the biochemical process that removes an amino group from an amino acid, resulting in the release of ammonia and alteration of the amino acid structure, often taking place in the liver.

Amino Group

An amino group is a functional group consisting of a nitrogen atom attached to two hydrogen atoms (–NH2) and is a fundamental component of amino acids and thus proteins.