Respiratory System Flashcards

Trachea


Thyroid Cartilage (Top Half)


Cricoid Cartilage (Bottom Half)


Epiglottis


Vocal Folds (Inside Trachea)

Esophagus (Behind Trachea)


Parietal Plural Membrane
(Lines inside of Ribs)

Visceral Plural Membrane
(Layer covering Lungs)
Lungs
In the human the right lung has 3 lobes while the left has 2, but in the cat both have 3 lobes

Pericardium
Membranous sac that surrounds the heart

Phrenic Nerve (attaches to diaphragm)
- Innervates parietal pleura and parietal pericardium
- Originates at C3-C5

Vagus Nerve
- runs parallel to common carotid arteries

Recurrent Laryngeal Nerves
- Branches of Vagus nerve
- Supply intrinsic muscles of
larynx
- Except for cricothyroid
Left Recurrent Nerve
Loops around arch of aorta
Right Recurrent Nerve
Wraps around right subclavian artery