Author Question: The observation that ________ is an effective treatment for attention-deficit/hyperactivity (ADHD) ... (Read 146 times)

jhjkgdfhk

  • Hero Member
  • *****
  • Posts: 569
The observation that ________ is an effective treatment for attention-deficit/hyperactivity (ADHD) suggests that ADHD results from ________.
 
  A) methylphenidate; understimulation of dopamine transmission
  B) haloperidol; overstimulation of dopamine transmission
  C) fluoxetine; a deficit in serotonin transmission
  D) fenfluramine; overstimulation of serotonin transmission
  E) methylphenidate; overstimulation of dopamine transmission

Question 2

A drug such as methylphenidate that blocks the dopamine transporter would be expected to
 
  A) reduce the likelihood of activation of other neurons.
  B) impair dopamine neurotransmission.
  C) increase synaptic levels of dopamine.
  D) decrease synaptic levels of dopamine.
  E) aggravate the behavioral symptoms of attention-deficit/hyperactivity disorder.



briezy

  • Sr. Member
  • ****
  • Posts: 347
Answer to Question 1

Answer: A
Rationale: The observation that methylphenidate is an effective treatment for attention-deficit/hyperactivity (ADHD) suggests that ADHD results from understimulation of dopamine transmission.

Answer to Question 2

Answer: C
Rationale: A drug such as methylphenidate that blocks the dopamine transporter would be expected to increase synaptic levels of dopamine.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

For a complete list of videos, visit our video library