This topic contains a solution. Click here to go to the answer

Author Question: Which of the following supports the notion that brain development can be modified by experiences? ... (Read 78 times)

Alainaaa8

  • Hero Member
  • *****
  • Posts: 576
Which of the following supports the notion that brain development can be modified by experiences?
 
  a. The motor cortex of a blind person is enlarged relative to that of a sighted person.
  b. The somatosensory cortex in the cortical regions devoted to control of the fingers is smaller in expert guitar players relative to novice players.
  c. The visual cortex is larger in blind persons.
  d. Apoptosis trims the number of dendritic branches in the brain.
  e. The development of the neural circuits for depth perception requires input from both eyes during a critical period.

Question 2

If the axon of a newly developed neuron is unable to find a vacant postsynaptic cell, it will experience
 
  a. apoptosis.
  b. a life-sustaining signal.
  c. synaptic contacts with radial glial cells.
  d. an opportunity to reroute.
  e. cell division.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sarajane1989

  • Sr. Member
  • ****
  • Posts: 296
Answer to Question 1

Answer: e. The development of the neural circuits for depth perception requires input from both eyes during a critical period.

Answer to Question 2

Answer: a. apoptosis.




Alainaaa8

  • Member
  • Posts: 576
Reply 2 on: Jun 22, 2018
Gracias!


juliaf

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

For a complete list of videos, visit our video library