Prenatal Diagnosis Techniques Such as Amniocentesis and Chorionic Villus Sampling

question 51

Multiple Choice

Prenatal diagnosis techniques such as amniocentesis and chorionic villus sampling involve the removal of cells that were produced by an embryo. What are these cells then used for?

• A) to test for the presence of mutant alleles or chromosomal alterations
• B) to treat diseases
• C) for implantation to produce pregnancy
• D) to develop embryonic stem cells

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Definitions:

Freudian Theory

A psychological theory developed by Sigmund Freud that emphasizes the importance of unconscious processes and childhood experiences in shaping personality.

Id

In psychoanalytic theory, the part of the personality responsible for basic drives and impulses.

Ego

In psychology, represents the part of the human psyche that processes experiences and operates as a mediator between the conscious and unconscious minds.

Psychosexual Development

A Freudian theory that proposes individuals pass through a series of stages centered on erogenous zones during development, shaping personality.