SCIENCE2ndQT-3 (cardiovascular system)

An organ system responsible for the breathing process and the transport of blood throughout the body through blood vessel.

(a)  

What do we call the opening into the nasal passages that are lined with hairs?

• trachea

• larynx

• mouth

• nostrils

A microscopic hair like projections in the nasal cavity that filters microbes and pathogens.

• nostrils

• vili

• cilia

• pharynx

An organ in the respiratory system which serves as the common passageway for food and air, also known as the throat. Also known as the throat.

• bronchi

• pharynx

• larynx

• nostrils

A thin plate of flexible cartilage in front of the glottis. This opens to allow the entry of air and closes to prevent food from entering the windpipe.

• bronchioles

• glottis

• epiglottis

• alveoli

This part just below the epiglottis is also known as the voice box, which produces sound and voice as air passes through them,

• mouth

• epiglottis

• pharynx

• larynx

Also known as the windpipe, it is made up of muscles and elastic fibers, supported with rings of cartilage and also lined cilia that filter the air that we inhale.

• larynx

• nasal cavity

• trachea

• pharynx

Two passageways at the far end of the trachea

• bronchi

• trachea

• bronchioles

• alveoli

The main organs of the respiratory system where exchange of gases occurs through the aid of alveoli.

• kidney

• heart

• lungs

• esophagus

It is a dome-shaped muscles that controls breathing.

• bronchi

• larynx

• 
  diaphragm

• lungs