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Flashcards in Quiz 7 Deck (22)
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0
Q

What are 3 things the respiratory system does to air? (aside from air distribution and gas exchange)

A

Warms, filters and humidifies air

1
Q

What is the one organ of the respiratory system that does not serve as an air distributor?

A

Alveoli - they perform gas exchange

2
Q

Respiratory organs are involved in at least 3 activities unrelated to breathing. Name 3

A

Speech
Homeostasis of body pH
Olfaction

3
Q

What organs are located in the upper respiratory tract?

A
Nose
Nasopharynx
Oropharynx
Laryngopharynx
Larynx
4
Q

What organs are located within the lower respiratory tract?

A

Trachea
Bronchial Tree
Lungs

5
Q

Where is the upper respiratory tract located?

A

Outside the thorax

6
Q

Where is the lower respiratory tract located?

A

Within the thorax (the chest)

7
Q

What are the accessory structures of the respiratory tract?

A

Oral Caity
Ribcage
Diaphragm

8
Q

Describe the basic structure of the nose

A

External portion = bony/cartilaginous fraom covered by skin containing subaceous glands

The 2 nasal bones meet and are surrounded by the frontal bone to form the root

The nose is surrounded by the maxilla

9
Q

What is a cleft palate?

A

The palatine bones fail to unite completely and only partially separate the nose and the mouth.

This causes difficulty swallowing and speaking.

10
Q

What is the septum?

A

It is a perpendicular plate of the ethmoid bone, vomer & cartilage which separates the nasal cavity into right and left cavities

11
Q

What are the 3 passages of the nasal cavity?

A

Superior Meatus
Middle Meatus
Inferior Meatus

Left & Right cavities each have a set

12
Q

What is respiratory mucosa?

A

A mucuous membrane that air passes over which contains a rich blood supply

It contains olfactory epithelium (olfactory nerve cells + rich lymphatic plexus)

13
Q

What are paranasal sinuses?

A

Air-contining spaces that open or drain into the nasal cavity.
Each is lined with respiratory mucosa.

4 Pairs:
Sphenoid
Frontal
Ethmoid
Maillary
14
Q

What lines the respiratory tract?

A

A ciliated mucous membrane

This removes particles as wells as warms & humidifies the air.

15
Q

What are the 3 portions of the Pharynx?

A

Nasopharynx
Oropharynx
Laryngopharynx

16
Q

Which of the 3 portions of the pharynx is not collapsible? Why?

A

The Nasopharynx - it is not involved with digestion.

17
Q

Where is the nasopharynx located?

A

From the posterior nares to the soft palate

18
Q

Where is the oropharynx located?

A

From the soft palate to the level just above the hyoid

19
Q

Where is the laryngopharynx located?

A

The level of the hyoid to the esophagus

20
Q

Where are the Pharyngeal Tonsils located? What is another name for them?

A

In the nasopharynx

Also called Adenoids

21
Q

What 2 pairs of organs are contained in the Pharynx?

A
Palatine Tonsils (most commonly removed)
Lingual Tonsils