[Solved] The study of large body structures, visible to the naked eye, such as the heart is called __________anatomy. A) systemic B) microscopic C) developmental D) gross Sexual Behavior: Actions that are related to or involve sexuality, including the expression of sexual feelings and activities. Intellectual Ability: The capacity to think abstractly, comprehend complex ideas, learn quickly from experiences, and use reasoning and problem-solving skills. Confidentiality: The state of keeping information secret or private, often within a professional context. Informed Consent: Assent given by a mentally competent individual at least 18 years old with full knowledge of the purpose and potential risks and benefits of participation.