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

Author Question: The initial change in heart rate at the onset of exercise is due to (Read 63 times)

futuristic

  • Hero Member
  • *****
  • Posts: 638

Question 1

During mild to moderate exercise, arterial pH, PO2, and PCO2 are
◦ nearly half of normal.
◦ almost twice as high as normal.
◦ nearly normal.

Question 2

The initial change in heart rate at the onset of exercise is due to
◦ decreased parasympathetic activity.
◦ stretching of the cardiac muscle fibers in response to increased venous return.
◦ overfilling of the ventricles.
◦ increased sympathetic activity.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by futuristic on Apr 11, 2021

Carliemb17

  • Sr. Member
  • ****
  • Posts: 325
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 29% of students answer this correctly




futuristic

  • Member
  • Posts: 638
Reply 2 on: Apr 11, 2021
YES! Correct, THANKS for helping me on my review


fatboyy09

  • Member
  • Posts: 358
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

For a complete list of videos, visit our video library