The Blood Vessels

Question 1

Three Main Ways Blood is Carried Around the Body?

Answer 1

• Arteries Carry Blood Away From the Heart to the Organs. Arteries have Thick Walls Containing Muscle and Elastic Fibres.
• Veins Carry Blood Away From the Organs Towards the Heart. Usually Low in Oxygen and a Deep Purple-Red Colour.
• Capillaries Form a Huge Network of Tiny Vessels Linking the Arteries and the Veins. These are Narrow and Thin.

Question 2

In the Circulatory System, Arteries Carry Blood Away From the Heart to the _________ of the Body.

Answer 2

Organs.

Question 3

What is the Double Circulatory System?

Answer 3

• One Transport System Carries Blood From the Heart to the Lungs and Back. This Allows Oxygen and Carbon Dioxide to be Exchanged with the Air in the Lungs.
• The Other Transport System Carries Blood From the Heart to All Other Organs of the Body and Back Again.

Question 4

A Double Circulation is Vital in Warm-Blooded _________ Animals.

Answer 4

Active.

Question 5

Fully Oxygenated Blood Returns to the ________ From the Lungs. This Blood Can Then be Sent Off to Different Parts of the Body at _______ Pressure, so More Areas of the Body can Receive Fully Oxygenated Blood __________.

Answer 5

Heart…High…Quickly…