Quiz sobre el Sistema Respiratorio

What is the main function of the lungs?

• Store vitamins

• Regulate body temperature

• Exchange oxygen and carbon dioxide

• Produce red blood cells

How many lobes does the right lung have?

• Four

• Three

• Two

• One

What structure of the respiratory system filters the inhaled air?

• Throat

• Nose

• Alveoli

• Bronchi

What muscle controls the expansion and contraction of the lungs?

• Quadriceps

• Pectorals

• Diaphragm

• Biceps

How much does a pair of lungs weigh approximately?

• 2 kilograms

• 1 kilogram

• 500 grams

• 1.3 kilograms

What structure separates the lungs from the chest wall?

• Diaphragm

• Epiglottis

• Pleura

• Bronchi

What happens in the pulmonary alveoli?

• Nutrients are stored

• Food digestion takes place

• Air is filtered

• Oxygen and carbon dioxide exchange occurs

What muscle separates the thoracic cavity from the abdominal cavity?

• Deltoids

• Diaphragm

• Pectorals

• Abdominals

How many lobes does the left lung have?

• Three

• Two

• One

• Four

What structure prevents food from entering the trachea?

• Bronchi

• Epiglottis

• Larynx

• Diaphragm