Respiratory Organs Biology

tiny, thin-walled sacs in the lungs that allow for the exchange of gases

• alveoli
• bronchiole

• cilia

• bronchi

the body part that contains the vocal cords and is located between the pharynx and trachea

• trachea
• pharynx
• larynx
• epiglottis

hairlike structures that line the mucous membranes and remove trapped particles from the nostrils

• Cilia
• Nose hair

• Nasal cavity

• Villi

a dome-shaped muscle between the thorax and abdomen which contracts and expands to allow for breathing

• Lungs
• Diagram

• Trachea
• Diaphragm

tiny tubes for the passage of air that branch off the bronchi like tree limbs

• trachea
• alveoli
• bronchus
• bronchioles

the two main branches of the trachea that lead to each lung

• Alveoli
• Larynx
• Bronchi

• Bronchioles

another name for the windpipe

• bronchiole

• nose

• bronchi

• trachea

Another name for voice box

• larynx
• pharynx
• trachea
• esophagus

thin-walled tube that extends directly from the larynx, carrying air to the lungs

• bronchi

• bronchioles

• oesophagus

• trachea

the region of the human body that extends from the neck to the diaphragm

• abdomen
• stomach

• thorax
• ribcage