Author Question: Which of the following illustrates the concept of craving? a. A man ingests an aspirin to rid ... (Read 26 times)

theo

  • Hero Member
  • *****
  • Posts: 698
Which of the following illustrates the concept of craving?
 
  a. A man ingests an aspirin to rid himself of a strong headache.
  b. A hungry rat presses a lever to obtain a food pellet.
  c. A rat presses a lever that results in delivery of a shock through the floor of the chamber.
  d. A woman injects heroin into her veins to obtain a rush.
  e. An injection of cocaine reinstates responding for intravenous cocaine in a rat that underwent extinction of cocaine responding.

Question 2

Studies by Volkow indicate that cocaine addicts exhibit ________ during withdrawal from cocaine.
 
  a. increased activation of the orbitofrontal cortex
  b. increased blood flow in the prefrontal cortex
  c. increased blood flow in the anterior cingulate cortex
  d. decreased activation of the medial prefrontal cortex
  e. decreased dopamine production in the nucleus accumbens



smrerig

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

Answer: e. An injection of cocaine reinstates responding for intravenous cocaine in a rat that underwent extinction of cocaine responding.

Answer to Question 2

Answer: d. decreased activation of the medial prefrontal cortex



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

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?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

For a complete list of videos, visit our video library