Respiratory System and Circulatory System

1. The empty tube that serves as passageway of air into the lungs is the

(a)  

The three major parts of the circulatory system are

• Heart

• Blood Vessel

• Blood

• Diaphragm

The three types of circulation are:

• Pulmonary circulation

• Carbon Dioxide

• Systemic circulation

• Coronary circulation

All the following actions are part of exhalation EXCEPT

• the rib cage contracts inward

• the volume of the chest cavity decreases

• the diaphragm contracts and pulls downward

• the pressure within the chest cavity increases

Which of theses statement DOES NOT describe the trachea?

• it is also called the voice box

• it carries air to and from the lungs

• its lower end branches into smaller tubes

• it contains rings of cartilage that prevent it from collapsing

The (a)   are vessels that carry blood away from the heart.

How big is the heart?

From what source do cells get their food?

• blood

• oxygen

• carbon dioxide

• other cells

What is the main function of the blood in circulatory system?

• Carries the gases, nutrients and other molecules to and from the different parts of the body

• Pumps the blood throughout the body

• Where the exchange of gases and nutrients take place.

• Where the carbon dioxide is absorbed.

Which type of blood vessels carries blood away from the heart?

• veins

• arteries

• capillaries

• All of the above