RESPIRATORY SYSTEM LAB

Question 1

what are the organs of the respiratory system?

Answer 1

 Nose
 Pharynx
 Larynx
 Trachea
 Bronchi
 Lungs – alveoli

Question 2

what are the functions of the respiratory system?

Answer 2

 Oversees gas exchanges between the blood and external
environment
 Exchange of gases takes place within the lungs in the
alveoli
 Passageways to the lungs purify, warm, and humidify the
incoming air

Question 3

it is the only externally visible part of the respiratory system

Answer 3

nose

Question 4

the air enters the nose through the external nares called?

Answer 4

nostrils

Question 5

 The interior of the nose consists of a nasal cavity divided by a _____?

Answer 5

nasal septum

Question 5

Is the open chamber inside the nose where air first enters the respiratory system.

Answer 5

nasal cavity

Question 6

where does the nasal cavities begins?

Answer 6

at the nares or nostrils

Question 6

It extends to posterior openings into the pharynx. These openings are called ______.

Answer 6

choanae

Question 7

where does olfactory receptor located??

Answer 7

in the mucosa on the superior surface

Question 8

structure of the alveoli

Answer 8

 Alveolar duct
 Alveolar sac
 Alveolus

Question 9

it takes place within the alveoli in the
respiratory membrane

Answer 9

gas exchange

Question 10

site of gas exchange?

Answer 10

respiratory zone

Question 11

structures of respiratory zone

Answer 11

 Respiratory bronchioles
 Alveolar duct
 Alveoli

Question 12

Smallest branches of the bronchi.
all but the smallest branches have reinforcing cartilage

Answer 12

bronchioles

Question 13

respiratory tree divisions

Answer 13

 Primary bronchi
 Secondary bronchi
 Tertiary bronchi
 Bronchioles

Question 14

each lung is divided into lobes by

Answer 14

fissures

Question 15

Occupy most of the thoracic cavity, except for the central area (mediastinum)

Answer 15

lungs

Question 16

how many lobes that the left lung has?

Answer 16

two lobes

Question 17

how many lobes that the right lung have?

Answer 17

three lobes

Question 17

It is formed by division of the trachea

Answer 17

bronchi

Question 18

Commonly known as the “windpipe” and connects larynx with bronchi

Answer 18

trachea

Question 19

what do you call to the walls that reinforced with C-shaped hyaline cartilage?

Answer 19

tracheal rings

Question 20

opening between vocal cords

Answer 20

glottis

Question 21

 Superior opening of the larynx
 Routes food to the larynx and air toward the trachea

Answer 21

epiglottis

Question 23

are the superior pair of ligaments

Answer 23

Vestibular folds (false vocal cords)

Question 24

 are the inferior ligaments.
 vibrate with expelled air. This ability of the vocal folds to vibrate allows us to speak

Answer 24

Vocal folds (true vocal cords)

Question 25

Commonly known as the “voice box”

Answer 25

larynx

Question 26

Houses the ligaments used for speech as well as for swallowing and other functions

Answer 26

larynx

Question 27

 Largest hyaline cartilage
 Protrudes anteriorly (Adam’s apple)

Answer 27

thyroid cartilage

Question 28

Made of eight rigid hyaline cartilages and a spoon-shaped flap of elastic cartilage (epiglottis)

Answer 28

larynx

Question 29

superior region behind nasal cavity

Answer 29

nasopharynx

Question 30

middle region behind mouth

Answer 30

oropharynx

Question 31

inferior region attached to larynx

Answer 31

laryngopharynx

Question 32

The nasal cavity is separated from the oral cavity by the _____

Answer 32

palate

Question 33

common passageways for air and food

Answer 33

oropharynx and laryngopharynx