Upper and Lower Respiratory System Structures

External naris

Nasal septum

Structure that separates left and right nostrils

Septal nasal cartilage

Lateral nasal cartilages

Minor alar cartilages

Major alar cartilages

Nasal cavity

Nasal vestibule

Internal naris

Nasopharynx

Soft palate

Pharyngeal tonsil

Oropharynx

Fauces

Palatine tonsil

Lingual tonsil

Laryngopharynx

cavity of the larynx

entire interior portion of the larynx

laryngeal vestibule

superior portion of the cavity of the larynx

vestibular folds

epiglottis

glottis

vocal folds

cricoid cartilage

thyroid cartilage

arytenoid cartilage

Right main bronchus

Left main bronchus

Parietal pleura

Pleural cavity

Visceral pleura

Tracheal cartilage

Carina

Trachea

Main bronchi

Lobar bronchi

Segmental bronchi

Bronchioles and terminal bronchioles

Respiratory bronchioles

Alveolar ducts

Alveolar sacs

Alveolar sacs

what part does gas exchange take place in?

Base of lungs

Apex of lungs

Superior lobes (left and right)

Middle lobe of right lung

Inferior lobes (left and right)

Horizontal fissure of right lung

Oblique fissure (left and right)

Cardiac notch

Hilum