Science 9 Summative Test 1st Quarter

The _____________ is found in between the right atrium and right ventricle.

• Bicuspid valve

• Mitral valve

• Tricuspid valve

• Semilunar valve

______________ is a flap of cartilage located in the throat behind the tongue and in front of the larynx that allows air to pass through and prevents food to enter the respiratory tract.

• Diaphragm

• Epiglottis

• Thorax

• Trachea

Which of the following is the correct pathway of air from the environment to the lungs?

• nose – pharynx – larynx – trachea – lungs

• nose – larynx – pharynx - trachea – lungs

• nose – larynx – trachea – pharynx – lungs

• nose – pharynx – trachea – larynx – lungs

What blood vessels carry blood to the heart?

• Arteries

• Veins

• Capillaries

• Venules

Pulmonary vein carries ___________ blood to the heart.

• deoxygenated

• oxygenated

• both deoxygenated and oxygenated

• neither deoxygenated nor oxygenated

It is the breathing process that eliminates carbon dioxide in the body.

• expiration

• inspiration

• inhalation

• pulmonary ventilation

The exchange of gases occurs between

• alveoli and blood

• bronchi and alveoli

• alveoli and bronchioles

• bronchi and blood

In ___________ circulation, the blood flows the heart to rest of the body.

• Coronary

• Systemic

• Pulmonary

• Systematic

Which of the following carries away carbon dioxide from the body tissues?

• Artery

• Vein

• Capillary

• Venule

Which of the below is correct?

• Vena cava - left atrium - left ventricle - pulmonary vein; Aorta - right atrium - right ventricle - pulmonary artery

• Pulmonary vein - left ventricle - left atrium; Aorta - right atrium - right ventricle

• Pulmonary vein - left atrium - left ventricle - aorta; Vena cava - right atrium - right ventricle - pulmonary artery

• Pulmonary artery - left atrium - left ventricle - aorta; Vena cava - right atrium - right ventricle - pulmonary vein