respiratory system

Question 1

3 functions of respiratory system

Answer 1

gas exchange
sound production
temp regulation

Question 2

respiratory passageways

Answer 2

nasal cavity - preferred pathway, warms and filters breath
oral cavity - alternate route
palate - seperates nose from mouth.
hard palate - made up of maxillary bone
soft palate - uvula
pharynx - throat where food, air and liquid mix
larynx - sound production
trachea - windpipe
bronchial tree
lungs - R lung has 3 lobs, L lung has 2 lobs

Question 3

tissue layers

Answer 3

tunica mucosa - mucous coated epithelial layer
tela submucose - LCT superficial to epithelial layer
tunica media - connective tissue
tunica adventitia - DICT outer layer

Question 4

anatomy of larynx ( voice box )

Answer 4

thyroid cartilage - hyline cartilage
cricoid cartilage - hyline cartilage
arytenoid cartilage - hyline cartilage
epiglottis - elastic cartilage

Question 5

sound production is

Answer 5

created by larynx

Question 6

the trachea

Answer 6

consists of a U shapes ring made of hyline cartilage. tissue is ciliated pseudostratified columnar epirhelium

Question 7

bronchial tree

Answer 7

principal or main bronchi - going into L & R lung
lobar brochi 
segmental bronchi 
bronchioles
alvolar ducts
alveolar sacs - bumch of avleoli
alveoli - single avleoli

Question 8

associations with cardiovascular system

Answer 8

pulmonary arteries - deoxygenated blood from the heart
pulmonary cappillaries - site of gas exchange and surround alveolar sac
pulmonary venules - oxygenated blood back to heart

Question 9

respiratory trace - inhale

exhale is backwards

Answer 9

nasal cavity 
oral cavity 
pharyna
larynx
trachea 
principal or main bronchi 
lobar bronchi 
segmental bronchi 
bronchiole
alveolar duct
alveolar sac 
alveoli

Question 10

site of gas exchange

Answer 10

alveoli and pulmonary capillaries