Nose, Mouth And Throat

Question 1

What is the first part of the respiratory system? What is its function?

Answer 1

Nose
-warms, moistens and filters inhaled air
-organ of smell

Question 2

The nose is innerverted by

Answer 2

Cranial nerve I

Question 3

Externally the nose is shaped like a triangle, what does it consist of?

Answer 3

-bride
-tip
-two nares
-columella that divides the nares
-two alae (wings at each side of nose)

Question 4

Internal the nose extends into

Answer 4

The nasal cavity
-back over the roof of the mouth

Question 5

What lines the cavity’s anterior edge to filter coarse matter from inhaled hair

Answer 5

Nasal hairs

Question 6

What do ciliated mucus membranes do?

Answer 6

Line the rest of the cavity and filter dust and bacteria

Question 7

Nasal mucosa

Answer 7

Has a rich blood supply, which warms inhaled air and is redder than the oral mucosa

Question 8

Septum divides

Answer 8

The nasal cavity into two air passages

Question 9

Anterior septum holds

Answer 9

Kiesselbachs plexus
-most common site of nose bleeds

Question 10

The superior, middle and inferior turbinates

Answer 10

Bony projections that help warm, humidify and filter inhaled air

Question 11

Under each turbinate is a

Answer 11

Meatus

Question 12

The sinuses drain into the

Answer 12

Middle meatus

Question 13

The nasolacrimal ducts drain into the

Answer 13

Inferior meatus

Question 14

Paranasal sinsues

Answer 14

Are filled pockets in the cranium
-lighten the weight of the skull
-sound resonators
-provide mucus

Question 15

What two sinuses are accessible to examination

Answer 15

Frontal and maxillary sinuses

Question 16

What sinuses are unable to examine

Answer 16

Ethmoid and sphenoid

Question 17

Oral cavity includes

Answer 17

Tongue, 32 teeth, gums, uvula, salivary glands

Question 18

Three salivary glands

Answer 18

Parotid, submandibular, sublingual

Question 19

Oropharynx

Answer 19

Separated from mouth by folds of tissues on each side (anterior tonsillar pillars)

Question 20

Behind the anterior tonsillar pillars are

Answer 20

The tonsils
-masses of lymphoid tissue

Question 21

Nasopharynx is continuous with

Answer 21

The oropharynx

Question 22

Nasopharynx contains

Answer 22

Pharyngeal tonsils (adenoids) and Eustachian tube openings

Question 23

Developmental changes of children

Answer 23

-By 2 1/2 years children have 20 deciduous teeth
-lost between 6 and 12 replaced by permanent teeth

Question 24

Developmental changes : pregnant women

Answer 24

Nasal stuffiness and epistaxis, gums may also be hyperaemic and softened

Question 25

Developmental changes: older adults

Answer 25

Loss of subcutaneous fat may make the nose appear more prominent
-decreased sense of smell, taste
-tooth loss (risk of nutritional deficits)

Question 26

Subjective data needed about nose

Answer 26

-nasal discharge
-frequent colds, URT infections
-sinus pain
-trauma
-nosebleeds
-allergies
-altered sense of smell

Question 27

Subjective data about mouth and throat

Answer 27

-sores lesions in mouth tongue or gums
-sore throat
-bleeding gums
-toothache
-sugar consumption
-teeth grinding
-hoarseness
-dysphasia
-sense of taste
-smoking or alcohol