Unit 5 Respiratory System Flashcards
1
Q
Upper Division
A
- Nose
- Pharynx
2
Q
Lower Division
A
- Larynx
- Trachea
- Bronchioles
- Alveoli
3
Q
Conducting Division
A
- Nasal cavities to terminal bronchioles
- Cleanse, warm & humidify air
4
Q
Conducting Zone Components
A
- Nasal cavity
- Pharynx (naso, oro, laryngo)
- Trachea
- Bronchi
- Lobar & segmental bronchi
- Bronchioles
5
Q
Primary Air Entrance
A
- Nasal cavity
6
Q
Nostril (Nares)
A
- Cribriform plate (superiorly)
- Hard palate (inferiorly)
- Soft palate
7
Q
Olfactory Nerve
A
- Travel through cribriform plate
- Sense of smell
8
Q
Olfactory Mucosa
A
- Olfactory nerve
- Cranial nerve I
- Senses of smell
9
Q
Respiratory Mucosa Function
A
- Cleaning
10
Q
Conchae
A
- Bony protrusions within nose cavity
- Increase surface area
- Covered in epithelium
- Highly vascular
11
Q
Pharynx
A
- Connects nasal cavity to larynx
- Composed of skeletal muscle
- Lined with mucous membrane
12
Q
Pharynx Sections
A
- Nasopharynx (air)
- Oropharynx (air & food)
- Laryngopharynx (divides air & food)
13
Q
Hyoid Bones
A
- Base of mouth
- Attachment for muscles
- Mouth to neck transition
14
Q
Larynx
A
- Hyoid bone to tracheal cartilage
- Mostly hyaline cartilage
15
Q
Larynx Unpaired Cartilage
A
- Thyroid
- Cricoid
- Epiglottis (elastic)
