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 146 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 :)


pangili4

  • Member
  • Posts: 346
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

For a complete list of videos, visit our video library