Blood Vessels

HideShow resource information
  • Created by: issyafd1
  • Created on: 30-04-16 14:15

1. Which is NOT an adaption of the capillaries?

  • Bigger cross sectional area than the artery supplying them
  • Large surface area for diffusion
  • Rough lining
  • Walls which are 1 cell thick
1 of 12

Other questions in this quiz

2. Which is not a way in which blood flow is maintained in the veins?

  • Breathing movements of the chest act as a pump forcing blood towards the heart
  • Muscles contract squeezing the veins forcing blood towards the heart
  • Elastic recoil
  • One way valves to prevent backflow

3. What is the blood pressure in the veins?

  • Very low
  • Greater than the arteries
  • Very high
  • Medium

4. What do arteriole walls contain?

  • More smooth muscle and more enodthelium than arteries
  • More smooth muscle and less elastin than arteries
  • Less smooth msucle and more collagen than arteries
  • Only smooth muscle

5. What is the function of arterioles?

  • Link capillaries and veins
  • Prevent the diffusion of excess water
  • Constrict and dilate to control blood flow to individual organs
  • Remove tissue fluid

Comments

No comments have yet been made

Similar Biology resources:

See all Biology resources »See all Transport in Animals resources »