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Physiology 1 > Respiratory Quiz 1 > Flashcards

Respiratory Quiz 1 Flashcards

1
Q

Mast cells produce _____.

A

Histamine

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2
Q

What type of cell is PC 2?

A

Cuboidal

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3
Q

Internal SLN provides sensory stimulation to _____ and _____.

A

a. supraflottic b. ventricular compartment

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4
Q

Term for the collapse of the oropharynx, tongue drops posteriorly

A

Glossoptosis

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5
Q

What direction does the Larynx move during swallowing?

A

Upward

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6
Q

What are the effects of surfactant on alveoli? (3)

A
  1. reduces surface tension of alveolar fluid 2. Reduces force needed to inflate alveoli, which facilitates breathing. 3. Prevents alveolar collapse during expiration
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7
Q

Where is the Larynx located in adult, infant?

A

adult- C3-C6 infant- C3-C4

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8
Q

Term describing “buck teeth”, overbite.

A

Malocclusion

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9
Q

Where is pseudo-stratified ciliated columnar epithelium located? What disables its function?

A

a. From larynx to bronchi b. smoke

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10
Q

PC 2 regenerate _____ and secrete _____.

A

a. PC 1 b. Surfactant

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11
Q

Term for small jaw, mandible

A

Micrognathia

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12
Q

PC 1 is made up of _____ designed to increase alveolar surface area.

A

Squamous epithelial cells

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13
Q

What is the role of septal cells (fibroblasts) in lung?

A

Maintenence of connective tissue

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14
Q

RLN provides sensory innervation to _____.

A

Infra-glottis

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15
Q

Term for large tongue

A

Macroglossia

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16
Q

PC 1 controls what?

A

Movement of fluid between interstitium and airspace

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17
Q

Name the cell types in the alveolar wall. (6)

A
  1. Type 1 pnemocyte 2. Type 2 pneumocyte 3. Macrophages 4. Septal cells (fibroblasts) 5. Mast cells 6. Endotiliial capillaries
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18
Q

Describe each Direct Laryngoscopy grade of view: Grade 1: Grade 2: Grade 3: Grade 4:

A
  1. Full view of vocal cords and glottis 2. partial view of vocal cords, arytenoid, and corniculate cartilage 3. Only can see epiglottis 4. Only can see soft palate
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19
Q

When does maturation of PC 2 occur?

A

24 weeks gestation

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20
Q

Where is the narrowest part of a child’s airway up until the age of 8?

A

Cricoid ring

21
Q

Left recurrent laryngeal nerve passes at _____. Right recurrent laryngeal nerve passes at _____.

A

a. Aortic arch b. Innominate artery

22
Q

Inhaled air is warmed by _____ and _____.

A

a. Conchae b. septum

23
Q

Where is the Vallecula located?

A

Anterior to epiglottis at the root of the tongue

24
Q

Pharynx connects _____, _____, _____, and _____.

A

a. nose b. mouth c. larynx d. inner ear

25
Q

Internal SLN stimulation causes ______.

A

Laryngospasm

26
Q

Term for small chin

A

Microgenia

27
Q

Where are Clara cells located? What do they produce?

A

a. Smaller bronchiole which lack goblet cells b. mucous-poor, watery, proteinaceous material

28
Q

Explain what is seen in the following classifications: MP Class 1: MP Class 2: MP class 3: MP class 4:

A
  1. full view of uvula and tonsillar pillars, soft palate 2. Partial view of uvular uvular base, partial view of tonsillar pillars, soft palate 3. Soft palate 4. Hard palate
29
Q

What is the function of the intrinsic muscles of the Larynx? (2)

A
  1. Alters size and shape of Larynx 2. Move the true vocal cords
30
Q

All intrinsic muscles of the larynx are innervated by the RLN except the _____, which is innervated by the ______.

A

a. Cricothyroid muscle b. External superior laryngeal nerve

31
Q

What is the function of the extrinsic muscles of the Larynx? (2)

A
  1. Attaches Larynx to bone or pharynx 2. Moves Larynx during swallowing
32
Q

_____ are muscular lymph tissues.

A

Tonsils

33
Q

Where is the trachea?

A

C6-T5

34
Q

Where does the conduction airway end?

A

Respiratory bronchiole

35
Q

What are the three important laryngeal membranes?

A
  1. Thyrohyoid 2. Quadrangular 3. Cricothyroid
36
Q

Name functions of pharynx and tonsils. (4)

A
  1. Phonation 2. Initiates deglutition 3. Defense against pathogens 4. Enlarges with inflammation and tumor
37
Q

______ create a mucous blanket in the airway lumen..

A

Goblet cells

38
Q

Pressure on the hyoepiglottic ligament _____ the epiglottis during laryngoscopy.

A

lifts

39
Q

Where is the carina located and how far is it from the teeth?

A

a. T5-T7 b. 25cm

40
Q

How should the patient be positioned before performing mallampati classification?

A

Sitting, neck extended, mouth open fully, tongue protruded, no phonation

41
Q

Term for protruding jaw, mandible.

A

Pragnathism

42
Q

External SLN provides motor innervation of ______.

A

Cricothyroid muscle

43
Q

What is anatomical dead space?

A

Ventilation but no perfusion

44
Q

Do conducting airways participate in gas exchange?

A

No

45
Q

Term for small moth

A

Microstomia

46
Q

What is the Sellick’s maneuver?

A

Method used to align the trachea for intubation by applying pressure on the cricoid which posteriorly closes the esophagus

47
Q

_____ combine with surfactant and mucous which assists with cleaning small airways and reduces surface tension in bronchioles.

A

Clara Cells

48
Q

Which cranial nerve assists with phonation and sense of smell?

A

CN1

49
Q

What is the only muscle that causes aBduction of vocal cords?

A

Posterior cricoarytenoid

Physiology 1 (6 decks)

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