1.2.3

Blood Vessels 2

Test yourself

Capillaries

Capillaries are a tiny network of blood vessels that link the arteries and veins.

Illustrative background for StructureIllustrative background for Structure ?? "content

Structure

  • They are very small and can only let 1 red blood cell through at a time.
  • They are only 1 cell thick.
Illustrative background for FunctionIllustrative background for Function ?? "content

Function

  • They make diffusion easier (shorter distance for oxygen or carbon dioxide to travel).

Blood Vessels in the Heart

Listed below are the main blood vessels found in the heart.

Illustrative background for Vena cavaIllustrative background for Vena cava ?? "content

Vena cava

  • A vein that returns deoxygenated (contains no oxygen) blood back to the right atrium.
Illustrative background for Pulmonary arteryIllustrative background for Pulmonary artery ?? "content

Pulmonary artery

  • Carries deoxygenated blood from the right ventricle to the lungs.
Illustrative background for Pulmonary veinIllustrative background for Pulmonary vein ?? "content

Pulmonary vein

  • Carries oxygenated (contains oxygen) blood from the lungs back to the left atrium.
Illustrative background for AortaIllustrative background for Aorta ?? "content

Aorta

  • The largest artery that carries oxygenated blood from the left ventricle to the rest of the body.

Jump to other topics

1Applied Anatomy & Physiology

2Movement Analysis

3Physical Training

4The Principles of Training

5Using Data

6Sports Psychology

7Socio-cultural Influences

8Health & Fitness

Go student ad image

Unlock your full potential with GoStudent tutoring

  • Affordable 1:1 tutoring from the comfort of your home

  • Tutors are matched to your specific learning needs

  • 30+ school subjects covered

Book a free trial lesson