Question

Write any four differences between arteries and veins in mammals.

Answer 1

Artery- 1. Carry blood away from the heart to various parts of the body.

2. Thick walled so do not collapse when cut or after death .also more elastic.

3. Carries oxygenated blood except for the pulmonary artery.

4. Situated deep-seated except wrist and neck.

Veins- 1. Carry blood from the various parts of the body towards the heart.

2. Thin walled and collapse when cut or death and are less elastic.

3. Carries deoxygenated blood except for pulmonary vein.

4. Present superficially.