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Bio 2320 > Final - Respiratory Sys > Flashcards

Final - Respiratory Sys Flashcards

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Biology 101 flashcards
1
Q

The nasal cavity is formed by …

A

ethmoid
maxilla
hard and soft palates

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2
Q

The nasal cavity is divided into what laterally into what?

A

Two nasal fosse by the nasal septum

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3
Q

These ridges which project from the ethmoid, divide each fossa into meatuses

A

Nasal conchae

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4
Q

The nasal cavity wall is covered by _____ ______ that cleanses the air as it passes through the cavity

A

mucous membrane

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5
Q

Nasal turbinates slow air flow for

A

humidifying and trapping the particulates

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6
Q

The upper respiratory stops at this

A

The Larynx

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7
Q

The Larynx is the top of what?

A

the lower respiratory system

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8
Q

another word for nostril

A

external nares

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9
Q

another word for internal nares

A

choanae

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10
Q

another word for the pharyngeal tonsil

A

adenoid

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11
Q

The pharynx connects the oral and nasal cavities with the

A

esophagus and larynx

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12
Q

The three parts of the pharynx are

A

nasopharynx
oropharynx
laryngopharynx

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13
Q

air and food/water cross paths here

A

the oropharynx

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14
Q

conducts air

has pseudostratified ciliated columnar epithelium

A

nasopharynx

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15
Q
  • serves as the passageway for food and drink

- nonkeratinized stratified squamous epithelium

A

oropharynx / laryngopharynx

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16
Q

posterior to the nasal cavity

A

nasopharynx

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17
Q

posterior to the oral cavity

A

oropharynx

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18
Q

Extends from hyoid bone to beginning of esophagus

A

laryngopharynx

19
Q

the larynx controls the passage of air into the

A

lower respiratory tract

20
Q

The larynx opening is controlled by the

A

epiglottis

21
Q

The larynx contains

A

vocal folds (true vocal cord)

22
Q

name of this: ligaments covered by mucous membrane

A

folds

23
Q

the trachea extends from the larynx to the

A

primary bronchi

24
Q

the trachea is kept open by

A

C-shaped cartilage rings

25
Q

What is made of hyaline cartilage in the respiratory system

A
  • C-shaped tracheal rings

- laryngeal cartilages minus the epiglottis

26
Q

The wall of the trachea contain several layers called

A

inner mucosa
submucosa
outer adventitia

27
Q

The trachea is smaller than the larynx

A

false

28
Q

why is the back of the trachea not cartilage?

A

to allow the esophagus to expand

29
Q

The lungs lie in the thoracic cavity, on either side of the ______ and enclosed within the ____

A

mediastinum

pleurae

30
Q

The root of the lung includes the

A

primary bronchus

pulmonary artery / vein

31
Q

The primary bronchus and primary artery / vein pass through the..

A

pulmonary hilum

32
Q

The parietal layer of the lung is attached to the

A

bone

33
Q

the visceral layer of the lung is attached to the

A

lung

34
Q

There’s a partial ____ in the pleural cavity

A

vacuum

35
Q

What is on the left lung that’s not on the right?

A

the cardiac notch

36
Q

What’s on the right lung that’s not on the left?

A

Horizontal fissure

middle lobe

37
Q

The pulmonary tree consists of a conducting division, though which ____ _____, and a respiratory division, where ____ _______ occurs

A

gas travels

gas exchange

38
Q

The conducting division of the lung consists of _____ and successively branching ________

A

bronchi

bronchioles

39
Q

The ultimate branches in the conducting division are…

A

terminal bronchioles

40
Q

The respiratory division consists of

A

respiratory bronchioles
alveolar ducts
alveolar sacs

41
Q

The alveoli are separated from one another by

A

interalveolar septa

42
Q

septal cells secrete ____, which reduces the collapse of ____

A

surfactant

alveoli

43
Q

Diffusion is down a ______ ______

A

concentration gradient

44
Q

Alveoli have no _____ and no _____ muscle

A

cartilage

smooth

Bio 2320 (28 decks)

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