« previous next »

Author Question: Despite being in top condition, 65-year-old Lane notices that his maximum heart rate during an ... (Read 99 times)

ereecah

  • Hero Member
  • *****
  • Posts: 530
on: Jun 22, 2018
Despite being in top condition, 65-year-old Lane notices that his maximum heart rate during an aerobic exercise has declined significantly from when he was in his 20s. This change is best explained in terms of diminished
 
  a. reserve capacity.
  b. dopamine level.
  c. neural plasticity.
  d. estrogen level.

Question 2

Reserve capacity tends to be most important in _____ situations.
 
  a. resting
  b. cognitively demanding
  c. social
  d. emergency


dyrone

  • Sr. Member
  • ****
  • Posts: 322
Reply #1 on: Jun 22, 2018
Answer to Question 1

a

Answer to Question 2

d


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Erythroblastosis fetalis. (a) The condition occurs with an RH+ father and RH– mother. (b) First preg Erythroblastosis fetalis. (a) The condition occurs with an RH+ father and RH– mother. (b) First preg
Anatomical positions of the heart Anatomical positions of the heart
Temperature Changes on Heart Rate Temperature Changes on Heart Rate
Relationship of the electrocardiogram to electrical conduction in the heart. Relationship of the electrocardiogram to electrical conduction in the heart.
Target Heart Rate Target Heart Rate
The decay rate of a radioactive sample decreases from 175 kBq to 12.4 kBq in 18.3 s. What is ... The decay rate of a radioactive sample decreases from 175 kBq to 12.4 kBq in 18.3 s. What is ...
Video: Arthritis

For a complete list of videos, visit our video library