Author Question: Why do children with PKU develop intellectual disabilities? a. Unmetabolized amino acids ... (Read 187 times)

frankwu

  • Hero Member
  • *****
  • Posts: 549
Why do children with PKU develop intellectual disabilities?
 
  a. Unmetabolized amino acids accumulate and affect the brain.
 b. Essential axons lack myelin sheaths.
 c. Dendrites and synapses fail to form in associative areas of the cortex.
  d. Their immune systems do not fight off brain infections.

Question 2

In studies that paired a tone with an air puff to the cornea of rabbits, learning was found to depend on one nucleus of the ____.
 
  a. cerebellum
 b. hypothalamus
  c. thalamus
 d. hippocampus



macagn

  • Sr. Member
  • ****
  • Posts: 345
Answer to Question 1

a

Answer to Question 2

a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

For a complete list of videos, visit our video library