science form 3 chapter 3

What are the structure of veins

• Has valve

• Large Lumen

• No valve

• Small lumen

Which number is the vena cava?

• 1
• 2
• 3
• 8

Which number is the pulmonary artery?

• 4
• 5
• 6
• 8

Where is the blood in 3 coming from?

• All over the body
• The upper half of the body, head and arms
• The lower half of the body, legs and abdomen
• The lungs

Aorta

• The largest arterial trunk that carries blood from the heart to be distributed by branch arteries through the body

• a vessel that returns blood to the heart

• a body structure that is temporarily closes a passage or orifice, or permits movement of fluid in only one direction.

• An integrated group of cells with a common function, structure, or both

The heart contains how many chambers?

• 3

• 4

• 5

• 6

Which of the chambers are the receiving chambers?

• Ventricles

• Atrium

• Valves

• Vessels

The left ventricle pumps what type of blood and to where

• Oxygenated to the lungs

• Deoxygenated to the lungs

• Oxygenated to the body

• Deoxygenated to the lungs

The role of the valves are to

• Prevent back flow of blood

• Pump blood out of the heart

• To make sure blood flows in one direction

• Supply the lungs with blood

The bicuspid valve performs what role

• Prevent back flow of blood between the right atrium and left ventricle

• Prevent back flow of blood between the right ventricle and left ventricle

• Prevent back flow of blood between the left atrium and left ventricle

• Prevent back flow of blood between the right ventricle and the pulmonary veins.