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

Author Question: Which of the following statements regarding circulatory systems is true? (Read 75 times)

B

  • Hero Member
  • *****
  • Posts: 570
Which of the following statements regarding circulatory systems is true?
◦ Veins carry blood away from the heart to body organs and tissues.
◦ A circulatory system is necessary in any animal whose body is too large or too complex for vital chemicals to reach all parts of the body by diffusion.
◦ Materials are exchanged directly between the blood and body cells.
◦ The smallest blood vessels in the body are veins.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by B on Jul 15, 2019

SomethingSomething

  • Sr. Member
  • ****
  • Posts: 323
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 39% of students answer this correctly



B

  • Hero Member
  • *****
  • Posts: 570

SomethingSomething

  • Sr. Member
  • ****
  • Posts: 323

 

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

For a complete list of videos, visit our video library