Which of the following is not a genetically based disorder linked to mental retardation?
a. Down syndrome
b. Prader-Willi syndrome
c. Fetal alcohol syndrome
d. Phenylketonuria
e. Fragile X syndrome
Question 2
Sung, who is 17, recently collided head-on with another car. She was driving and
responsible for the accident. She recovered quickly from some minor injuries.
However, since the accident, Sung has refused to drive a car and is always nervous
and agitated when she is a passenger. Sung has also been experiencing nightmares
reliving the accident, and is easily startled by the sound of breaks squealing or motors
revving. Sung's parents have encouraged her to speak with her school counselor, but
she refuses to talk about the accident with anyone. Although Sung used to be very
active in after-school activities, she has stopped playing sports and spends most of her
time studying in her room. It is likely that Sung is experiencing:
a. Posttraumatic stress disorder, acute
b. Posttraumatic stress disorder, chronic
c. Agoraphobia
d. Panic disorder
e. Generalized anxiety disorder
Menstrual cycle summary based on a 28-day (average) menstrual cycle.
An example of X-linked inheritance
Red-Green Color Blindness Is a Sex-Linked Trait in Humans
Key symptoms of generalized anxiety disorder.
Classification of Antidepressants: Treatment of Major Depressive Disorder
X-Linked Recessive Pattern