Author Question: To see gradual variations in shading, we rely on cells that respond best to ___ but to see abrupt ... (Read 28 times)

mynx

  • Hero Member
  • *****
  • Posts: 555
To see gradual variations in shading, we rely on cells that respond best to ___ but to see abrupt changes in light versus dark, we rely on cells that respond best to ___.
 
  a. low frequency stimuli; sine wave gratings
  b. high frequency stimuli; low frequency stimuli
  c. sine wave gratings; Mach bands
  d. low frequency stimuli; high frequency stimuli

Question 2

During LTP, the first few pulses of glutamate:
 
  a. Dislodge the magnesium ions from the NMDA receptor
  b. Allow sodium and calcium ions to enter
  c. Increase the likelihood the neuron will fire, and increase the number and sensitivity of AMPA receptors
  d. All of the above



leahm14

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

D

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

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?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

For a complete list of videos, visit our video library