Unit 2 Revision Quiz

Where does Gaseous Exchange take place?

• Trachea

• Bronchi

• Bronchioles

• Alveoli

Which respiratory structure contains Cilia to help filter the inhaled air?

• Nose

• Trachea

• Bronchi

• Bronchioles

Which respiratory structure doesn't contain cartilage?

• Trachea

• Bronchi

• Bronchioles

Which of the following isn't a factor which aids Diffusion at the Alveoli?

• Large Surface Area

• Very thick walls

• Short Pathway

• Rich blood supply

Identify the structures of an Artery

• Large Lumen

• High Pressure

• Thick Elastic walls

• Carries Deoxygenated blood

• Contains Valves

Identify the characteristics of a Vein

• Thin Walls

• High Pressure

• Carried blood back towards the heart

• Carries Oxygenated blood

• Contains Valves

What is Vasoconstriction?

• Muscle walls of arteries contract reducing blood flow through that artery.

• Muscle walls of arteries relax, increasing diameter allowing more blood flow through that artery.

Which respiratory structure is responsible for carrying deoxygenated blood from the heart to the lungs?

• Pulmonary Vein

• Pulmonary Artery

• Vena Cava

• Aorta

What is the name of the Circulatory loop that carries oxygenated blood from the heart to body cells and then delivers deoxygenated blood back to the heart.

• Pulmonary

• Systemic

The upper chambers of the heart are known as?

• Septum

• Atrium

• Ventricle

• Valve