Ch 17: Resp System

Question 1

State the parts of the airway in descending order

Answer 1

Nasal cavity, pharynx, larynx, trachea, bronchi, bronchioles

Question 2

By how many leaflets is the lungs delimited?

Answer 2

2 leaflets

Question 3

How many nasal sinus pairs are there in total?

Answer 3

Theres 8

Question 4

What is rhinitis?

Answer 4

Inflammation of nasal mucosa

Question 5

What is allergic rhinitis what is it cause by

Answer 5

It id inflammation of nasal mucosa due to things like pollen, feathers, mites, animal hair

Question 6

What are the 3 parts of the pharynx?

Answer 6

Nasopharyx, oropharynx, laryngopharynx

Question 7

What is adenoid vegetation?

Answer 7

Its the blockage of airways cause by pharyngeal tonsils swelling

Question 8

What is tonsillitis (amigdalită)

Answer 8

It is the swelling at the level of the palatine tonsils

Question 9

What is bronchitis

Answer 9

Its bronchial tree inflammation that can be affected by asthma

Question 10

What do each lobule of the lung correspond to?

Answer 10

Each to a bronchiole

Question 11

How many lobes is right vs left lung divided into and what shape are the lungs?

Answer 11

They cone shaped and the left has 2 lobes right has 3 lobes

Question 12

Whats the respiratory control system

Answer 12

The brain stem

Question 13

Îs level of o2 monitored directly or indirectly and by who?

Answer 13

By brain stem and indirectly

Question 14

What are 3 different transport mechanisms for co2?

Answer 14

1. As dissolved co2
2. As carbaminohb
3. Nahco3

Question 15

How is hco3 formed?

Answer 15

Through the action of carbonic anhydride

Question 16

What are the adaptations of the nose?

Answer 16

Heats cold air (blood vessels), humidifies (mucus), filters air (mucus + ciliated cells)

Question 17

What does the mediastinum house? What is it in relation to lungs?

Answer 17

Thymus, heart, part of esophagus, trachea, essential nerves. It separated the 2 lungs

Question 18

How does pressure in lungs vary? 3 ways

Answer 18

1. Lung elasticity
2. Pleura lung relation
3. Closed chest space that houses the lung