module 9

Question 1

Breathing involves two cyclic phases

Answer 1

Inhale and exhale

Question 2

refers to the exchange of gases between the air and blood

Answer 2

External respiration

Question 3

refers to the exchange of gases between the blood and cells of the body

Answer 3

Internal respiration

Question 4

Gases entering the lungs need to be conditioned, or warmed and cleansed

Answer 4

Gas Conditioning

Question 5

Where air is swirled around to become warmed and humidified

Answer 5

Nasal cavities and paranasal sinuses

Question 6

occurs by forceful expiration of air through the vocal cords in the larynx, causing them to vibrate

Answer 6

Sound production

Question 7

Different _______ of the vocal cords produce different sounds

Answer 7

tensions

Question 8

____________ trap particles and microorganisms from entering the nose and the respiratory system

Answer 8

The coarse hairs of the nostrils

Question 9

What chamber of the heart does oxygenated blood re-enter after exiting the lungs?

Answer 9

left atrium

Question 10

Pseudostratified meaning that all cells are attached to the __________ but only some reach the surface

Answer 10

basal lamina

Question 11

The apical surface of the epithelium is covered in _____

Answer 11

cilia

Question 12

________ can be found interspersed throughout the pseudostratified epithelium

Answer 12

Goblet cells

Question 13

The respiratory system is made up of two portions

Answer 13

Conducting Portion and Respiratory Portion

Question 14

Transfers inhaled air from the outside world to the lung tissue. This portion also transfers air from the lungs to the outside world

Answer 14

The conducting portion

Question 15

The conducting portion of the respiratory system carries air to and from the lungs without __________________

Answer 15

contributing to gas exchang

Question 16

are a collection of air filled spaces within the bones of the skull

Answer 16

The paranasal sinuses

Question 17

Name the four paired sinuses

Answer 17

Frontal sinus
Maxillary sinus
Ethmoid sinus
Sphenoid sinus

Question 18

The six boundaries that make up the nasal cavity

Answer 18

Roof
Floor
Medial wall
Lateral wall
Anterior
Posterior

Question 19

The nasal cavity is mostly covered in _________ epithelium

Answer 19

respiratory tract

Question 20

The roof of the nasal cavity is lined with _______ epithelium

Answer 20

olfactory

Question 21

is a muscular tube that connects the nasal cavity and the larynx in the respiratory system

Answer 21

The pharynx

Question 22

Three components make up the pharynx:

Answer 22

The nasopharynx
The oropharynx
The laryngopharynx

Question 23

The __________ is the most superior aspect of the pharynx

Answer 23

nasopharynx

Question 24

The _________ is the middle aspect of the pharynx. It is part of both the respiratory and digestive systems

Answer 24

oropharynx

Question 25

The __________ is the most inferior aspect of the pharynx. It is also involved in both the digestive and respiratory systems

Answer 25

laryngopharynx

Question 26

The nasopharynx is mostly composed of

Answer 26

respiratory tract epithelium

Question 27

is the organ that produces sound

Answer 27

The larynx

Question 28

This organ sits anterior to the esophagus, connecting the pharynx with the trachea and preventing food from entering the trachea

Answer 28

The larynx

Question 29

There are three main cartilages of the larynx:

Answer 29

Epiglottis Thyroid cartilage Cricoid cartilage

Question 30

The ________ is a large spoon shaped elastic cartilage that functions to prevent food from passing into the trachea

Answer 30

epiglottis

Question 31

The _______ cartilage is a ‘shield shaped’ hyaline cartilage that provides attachment for many muscles

Answer 31

thyroid

Question 32

The ________ cartilage is a complete ring of hyaline cartilage

Answer 32

cricoid

Question 33

The _________ are small ligaments attached to laryngeal cartilages that vibrate when air is forced out of the lungs

Answer 33

vocal cords

Question 34

The true vocal cords are protected by the ________

Answer 34

false vocal cords

Question 35

The trachea is made up of ________ cartilaginous rings

Answer 35

15-20 C-shaped

Question 36

Each primary bronchus enters its respective lung on the medial side at the _______

Answer 36

hilus

Question 37

The right primary bronchus is ___________ than the left primary bronchus

Answer 37

wider, shorter, and more vertical

Question 38

serves to allow for gas exchange between air and blood

Answer 38

The respiratory portion

Question 39

The right lung has _____ lobes and _____ fissures

Answer 39

3 and 2

Question 40

The left lung has _____ lobes and _____ fissures

Answer 40

2 and 1

Question 41

A depression on the anterior border of the left lung that accommodates the space taken up by the apex of the heart

Answer 41

Cardiac notch

Question 42

______ of the lung is the most superior point of this organ. In the body, it sits just above the first rib

Answer 42

The apex

Question 43

The base of the lung is known as the ____________

Answer 43

diaphragmatic surface

Question 44

In the lungs, ________ surface is named after the adjacent ribs

Answer 44

The costal

Question 45

The ________ surface of the lung is the medial surface

Answer 45

mediastinal

Question 46

The _____- secretes pleural fluid to fill the space between the two membranes

Answer 46

pleura

Question 47

The __________ is an outer serous membrane attached to the walls and floor of the thoracic cavity

Answer 47

parietal pleura

Question 48

The _________ is a serous membrane attached to the surface of the lung

Answer 48

visceral pleura

Question 49

Each _______ is surrounded by capillaries

Answer 49

Alveoli