LESSON 1.4 Flashcards
This is the main gateway of the respiratory system
Nose
Air enters the nostril, which are lined with tin hair, called
- It filters the dust particles from the air that we breathe
cilia
This is the common opening for the food that we swallow and air that we inhale
Pharynx
This is the flap of muscles that guards the path of the pharynx that leads to the trachea to ensure that food and air will enter their destinations
Epiglottis
It is on top of the trachea and it is also called the voice box
Larynx
This is a cylindrical tube that is 5 inches long
- It is composed of rings of cartilage
Trachea
The distal end of the trachea branches into two, which is connected to the lungs
Primary bronchi
The primary bronchi is subdivided further forming what is called___
Bronchial Trees
The bronchial tree’s called the smallest divsion called
Bronchioles
It is the tip of the bronchioles
- it is the functional unit of the lungs
Air sac
Each air sac consists of many tiny outpocketings called ___
Alveoli
It is the cone-shaped organs that is used for respiration
Lungs
The lungs are covered with two-layered membrane called
Pleura
It is located in the inner surface of the lungs it is the slit-like openings called ___
Hilum
It is a sheet of smooth muscle located below the lungs and work with lungs during breathing process
Diaphragm
