« previous next »

Author Question: If tryptophan is given in large amounts, it a. is unlikely to have much effect on the brain ... (Read 12 times)

laurencescou

  • Hero Member
  • *****
  • Posts: 593
on: Jun 22, 2018
If tryptophan is given in large amounts, it
 
  a. is unlikely to have much effect on the brain unless consumed with the proper mixture of other nutrients
  b. generally produces profound alterations in brain functions
  c. can increase the synthesis of acetylcholine
  d. can reverse the deficits of Alzheimer's disease

Question 2

Which of the following is a criterion for a brain chemical being a neurotransmitter?
 
  a. it should be found in presynaptic neurons
  b. there should be mechanisms for terminating its actions
  c. when the presynaptic neuron is stimulated, the chemical should be found in the synaptic cleft
  d. all of the above


okolip

  • Sr. Member
  • ****
  • Posts: 362
Reply #1 on: Jun 22, 2018
Answer to Question 1

a

Answer to Question 2

v


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Southern Royal Albatross, Diomedea epomophora, is a large seabird from the albatross family. Southern Royal Albatross, Diomedea epomophora, is a large seabird from the albatross family.
In a craniotomy, a portion of the skull and overlying scalp is pulled back to allow access to the br In a craniotomy, a portion of the skull and overlying scalp is pulled back to allow access to the br
Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s
Deep brain stimulation Deep brain stimulation
Brain Development Brain Development
Rat Brain and Skull Rat Brain and Skull
Video: Natural Selection, Species Isolation and Real World Example

For a complete list of videos, visit our video library