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

Author Question: Oscar is 75 years old. His doctor has encouraged him to walk briskly each day in order to maintain ... (Read 152 times)

anjilletteb

  • Hero Member
  • *****
  • Posts: 569
Oscar is 75 years old. His doctor has encouraged him to walk briskly each day in order to maintain or improve his cognitive performance. What is the most likely reason for this?
 
  a. Exercise may boost neurogenesis, particularly in the amygdala.
  b. Exercise may reduce excess noise in his neural activity.
  c. A fit cardiovascular system may increase delivery of oxygen to the brain.
  d. Brisk walking may prevent neural decay, particularly in the amygdala.

Question 2

Sitting predicts risk of death independently from a persons level of exercise. Based on the average person who sits 55 of their day, how many in that group would have died after 13 years of follow-up?
 
  a. about 7
  b. about 9
  c. about 13
  d. about 19



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ebonylittles

  • Sr. Member
  • ****
  • Posts: 318
Answer to Question 1

ANSWER:
c

Answer to Question 2

ANSWER:
c




anjilletteb

  • Member
  • Posts: 569
Reply 2 on: Jun 19, 2018
Great answer, keep it coming :)


helenmarkerine

  • Member
  • Posts: 324
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

For a complete list of videos, visit our video library