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

Author Question: By age 4 to 5, __________. A) the brain increases from 40 percent to 60 percent of its adult ... (Read 42 times)

ssal

  • Hero Member
  • *****
  • Posts: 572
By age 4 to 5, __________.
 
  A) the brain increases from 40 percent to 60 percent of its adult weight
  B) many parts of the cerebral cortex have overproduced synapses
  C) growth in the prefrontal-cortical area slows to near-adult levels
  D) synaptic pruning slows or ends

Question 2

Young children __________ are at increased risk for decayed teeth.
 
  A) who drink fluoridated water
  B) who get sealants on primary teeth
  C) in homes with regular smokers
  D) in middle-SES homes



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

af

  • Sr. Member
  • ****
  • Posts: 356
Answer to Question 1

Answer: B

Answer to Question 2

Answer: C




ssal

  • Member
  • Posts: 572
Reply 2 on: Jun 22, 2018
YES! Correct, THANKS for helping me on my review


kusterl

  • Member
  • Posts: 315
Reply 3 on: Yesterday
Excellent

 

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

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?

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?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

For a complete list of videos, visit our video library