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 53 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


adf223

  • Member
  • Posts: 304
Reply 3 on: Yesterday
:D TYSM

 

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?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

For a complete list of videos, visit our video library