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

Author Question: What is the primary function of local or intrinsic cardiovascular control mechanisms? a. Alter ... (Read 61 times)

Pea0909berry

  • Hero Member
  • *****
  • Posts: 573
What is the primary function of local or intrinsic cardiovascular control mechanisms?
 
  a. Alter local blood flow according to tissue needs.
  b. Alter the rate of cardiac contractions.
  c. Maintain a basal level of systemic vascular tone.
  d. Control the capacity of the venous reser-voir.

Question 2

The cardiovascular system regulates perfusion mainly by altering which of the following?
 
  a. Capacity and resistance of blood vessels
  b. Rate of cardiac contractions
  c. Strength of cardiac contractions
  d. Volume of cardiac contractions



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Tonyam972

  • Sr. Member
  • ****
  • Posts: 342
Answer to Question 1

ANS: A
Local, or intrinsic, controls operate independently, without central nervous control. Intrinsic con-trol alters perfusion under normal conditions to meet metabolic needs.

Answer to Question 2

ANS: A
The cardiovascular system regulates blood flow mainly by altering the capacity of the vasculature and the volume of blood it holds.




Pea0909berry

  • Member
  • Posts: 573
Reply 2 on: Jul 16, 2018
Wow, this really help


skipfourms123

  • Member
  • Posts: 343
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

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?

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?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

For a complete list of videos, visit our video library