Exam 4- Respiratory, Thyroid, Parathyroid Flashcards

1
Q

what muscle is innervated by the external branch of the superior laryngeal nerve?

A

cricothyroid

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2
Q

Which lung has a cardiac notch?

A

Left lung

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3
Q

Which lung has a lingula?

A

Left lung

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4
Q

Which lung has a horizontal fissure?

A

Right lung

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5
Q

Which lung has an oblique fissure?

A

Both lungs

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6
Q

Which lung has an esophageal groove?

A

Both lungs

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7
Q

Which lung has a groove for the azygous vein?

A

Right lung

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8
Q

Which lung has part of the pulmonary ligament?

A

Both lungs

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9
Q

Which of the following does not go into the middle nasal meatus?
A. maxillary sinus
b. ethmoidal air cells
c. nasolacrimal duct
d. frontonasal duct

A

c. nasolacrimal duct

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10
Q

What is the flow of air from nostrils to alveoli?

A

Nares
Limen Nasi
Agger Nasi
Choana
Nasopharynx
Oropharynx
Laryngeal Aditus
Rima Vestibuli
Rima Golttidis
Cricoid Cartilage
Trachea
Carina
Primary Bronchi
Secondary Bronchi
Tertiary Bronchi
Bronchioles
Alveoli

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11
Q

Which cartilage is the largest in the larynx?
Select one:
a. thyroid cartilage
b. arytenoid cartilage
c. cricoid cartilage
d. corniculate cartilage

A

a. thyroid cartilage

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12
Q

What muscle abducts the vocal cords?

A

posterior cricoarytenoid

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13
Q

Extension of the left superior lobe of the lung. Is homologous to the middle lobe on the right but is not separated.

A

Lingula of the lung

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14
Q

The Upper respiratory tract is made up of?

A

Nose, Nasal cavities, sinuses, pharynx, & larynx

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15
Q

the upper respiratory tract ends where?

A

At the vocal folds

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16
Q

Lower respiratory tract is made up of?

A

Larynx (below vocal folds)
Trachea
Bronchi
Bronchioles
Alveoli

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17
Q

The trachea, bronchi, bronchioles, and alveoli make up what structure?

A

The Respiratory/ Tracheobronchial tree

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18
Q

Connects the root of the nose to the apex

A

Dorsum Nasi

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19
Q

Attaches nose to the forehead

A

Root

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20
Q

The nasal cavity extends from where to where?

A

External nares to Choanea

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21
Q

The posterior nasal aperture, separated by the vomer. It is the opening between the nasal cavity and the nasopharynx. It is not a structure but a space

A

Choanea

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22
Q

Dilation just inside the nostril. contains sweat, sebaceous glands and hairs

A

Nasal Vestibule

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23
Q

A vascular network formed by five arteries that supply oxygenated blood to the nasal septum, which refers to the wall separating the right and left sides of the nose

A

kiesselbach’s plexus

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24
Q

Marks the transition of epithelial types (keratizized to non-keratinized mucosa) in the nasal fossae

A

Limen Nasi

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25
Q

Ethmoid air cells, aka ethmoid sinus, is marked by this point midway between the anterior end of middle concha & dorsum of nose

A

Agger Nasi

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26
Q

What are the functions of the Conchae?

A
  1. Help air circulate
  2. Filter heavy particulates
  3. Brings more air in contact with mucosa
  4. moisturizes the air, helps dissolve O2 to cross respiratory membrane
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27
Q

How many conchae are there

A

usually 3, sometimes 4 (supreme conchae in 60% of people)

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28
Q

What nerve is the only one exposed to the external environment and can readily regenerate?

A

Olfactory nerve

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29
Q

cartilaginous ending to the eustachian tube?

A

Torus Tubarius

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30
Q

What portion of the lateral nasal wall receives the maxillary sinus, ethmoid air cells, passage of the front sinus, & the frontal nasal wall?

A

Middle meatus

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31
Q

Receives ostium of nasolacrimal duct and is the reason your nose runs when you cry

A

inferior meatus

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32
Q

What drains the frontal sinus and is located in the middle nasal concha?

A

Ostium of frontonasal duct

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33
Q

What are the 4 paired, paranasal sinuses?

A

Frontal, Ethmoid, Sphenoid, Maxillary

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34
Q

What nerves contribute to the dual innervation of the paranasal sinuses?

A

CN 7- Motor
CN 5- Sensory

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35
Q

Become adenoids when they hypertrophy

A

Pharyngeal tonsils

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36
Q

Passes through the superior and posterior mediastinae

A

Trachea

37
Q

Occurs at approximately the sternal angle (T4/T5)

A

Tracheal Bifurcation

38
Q

Name of a modified tracheal rind supporting the bifurcation

A

Carina

39
Q

There is no cartilage in the bronchi after reaching the what?

A

Tertiary bronchi/Bronchopulmonary segment

40
Q

Name the differences in the R and L bronchi?

A

R= shorter and wider
L= More vertical

41
Q

Space between the parietal pleura and visceral pleura?

A

Pleural Cavity

42
Q

Located between hilus & root of lung, represents reflection of mediastinal parietal pleura onto the lungs

A

Pulmonary Ligament (not actually a ligament, just reflected fascia)

43
Q

Name of the parietal pleura extending over the apex of lung?

A

Cupula

44
Q

Name the medial landmarks of the R lung

A

Cardiac impression
Grooves for- SVC, R BCV, R SCA, Azygos V, esophagus & trachea, and the IVC
Hilum & pulmonary ligament

45
Q

Name the medial landmarks of the L lung

A

Cardiac impression w/cardiac notch
Grooves for- Aortic arch, descending aorta, L SCA, L BCV, Esophagus & Trachea
Hilum & pulmonary ligament

46
Q

Formed by anteroinferior part of superior lobe
homologue of middle lobe of R lung

A

Lingula of left lung

47
Q

Name the 3 major hiatus in the diaphragm and at what level

A

T8- Hiatus for IVC & Terminal branch of R Phrenic N
T10- Esophageal Hiatus, R & L Vagus N (CN X)
T12- Aortic Hiatus, Thoracic duct, Azygos V

48
Q

Name the 3 muscular portions of the respiratory diaphragm attachment sites

A

Sternal- Xiphoid process & transversus abdomius
Costal- Cartilage & bony surface of ribs 7-12
Lumbar- Arises off spine as L & R crura

49
Q

The lateral & medial arcuate ligaments are associated with what two muscles?

A

Lateral- QL
Medial- superior portion of Posas Major

50
Q

What nerves innervate the diaphragm?

A

C3, 4, 5

51
Q

Parasympathetic presynaptic fibers into the diaphragm come from?

A

CN X

52
Q

What can inhibit the bronchodilators and vasoconstrictors of the respiratory system

A

Postsynaptic Sympathetic fibers

53
Q

Muscles of quiet breathing?

A

Diaphragm, internal intercostals, elastic recoil

54
Q

Active/labored inspiration muscles

A

Scalenes, SCM, external intercostals
Serratus anterior, pec minor, traps, lev scap, latissimus dosi
Erector spinare, QL

55
Q

Expiration muscles

A

Serratus posterior, abdominal muscle, pyramidalis, lower traps, latissimus dorsi

56
Q

Layrnx runs between what levels?

A

C4 to C6

57
Q

Speech is a combination of what muscles?

A

Tongue, pharynx, jaw, & facial muscles

58
Q

What are the 4 major cartilages of the larynx?

A

Thyroid Cartilage
Cricoid cartilage
Arytenoid cartilages (2)
Epiglottic cartilage

59
Q

Largest larynx cartilage?

A

Thyroid cartilage

60
Q

The cricoid cartilage is a full circle and marks the beginning of what?

A

The trachea

61
Q

2 small points sitting on the cricoid cartilage

A

Arytenoid cartilages

62
Q

The arytneoid cartilages has both vocal and muscular processes. Where are they?

A

Vocal- anterior
Muscular- Posterior

63
Q

What assists with stability & minimal movement during swallowing?

A

Hyoepiglottic ligament

64
Q

Name the 2 minor laryngeal cartilages

A

Corniculate cartilages (atop the arytenoid cartilages)
Cuneiform cartilages (upper edge of quadrangular membrane)

65
Q

Extends from sides of epiglottic cartilage to corniculate and arytenoid carilages

A

Quadrangular membrane

66
Q

well-developed sheet which arises from upper border of arch of cricoid cartilage & extends upward and medially. Upper edges of both sheets are thickened to form vocal ligaments

A

Conus Elasticus

67
Q

inlet above false vocal folds

A

Vestibule

68
Q

Lateral reflection of mucosa from vestibular fold creates a small lateral recess (ventricle of larynx). Inferior leaf of this reflection continues over free edge of the vocal ligament to form?

A

Vocal Folds (vocal cord)

69
Q

space forms entrance to larynx. Bounded anteriorly by epiglottis, laterally by aryepiglottic folds, posteriorly by corniculate tubercles

A

Aditus

70
Q

cavity between medial surfaces of two quadrangular membranes

A

Vestibule

71
Q

space between vestibular folds
Reduces in size during anaphylaxis

A

Rima Vestibuli

72
Q

space b/w vocal cords

A

Rima glottidis

73
Q

from vocal cords to inferior border of cricoid cartilage

A

Subglottic (infraglottic) cavity

74
Q

O: anterolateral surface of arch of cricoid cartilage.
* I: lower aspect of thyroid lamina.
* A: pulls thyroid cartilage anteroinferiorly toward arch of the cricoid

A

cricothyroid

75
Q

O: posterior surface of
cricoid lamina
* I: muscular process of arytenoid cartilage
* A: abducts vocal cord

A

Posterior cricoarytenoid

76
Q

Extends transversely between posterior surfaces of arytenoid cartilages- approximates arytenoid cartilages

A

Transverse arytenoid (arytenoideus)

77
Q
  • O: inner idline surface of thyroid
    lamina
  • I: vocal process of arytenoid cartilage; lies against and tightly adherent to conus elasticus
  • A: adducts and tenses vocal cords (antagonist is cricothyroid m)

Tense cords- increase pitch
Relax cords- decrease pitch

A

Vocalis

78
Q

Motor nerve of the larynx?

A

Recurrent laryngeal N of Vagus

79
Q

Sensory nerve of larynx?

A

Above vocal cords- Internal branch of superior laryngeal N of Vagus
Below vocal cords- Recurrent Laryngeal N of Vagus

80
Q

What does SALFOPSM stand for?

A

S: Superior thyroid artery
A: Ascending pharyngeal artery
L: Lingual artery
F: Facial artery
O: Occipital artery
P: Posterior auricular artery
S: Superficial temporal artery
M: Maxillary artery

81
Q

Thyroid gland is located at what level?

A

T3/T4

82
Q

Role of the Thyroid gland?

A

Secretes calcitonin, maintains homeostasis, role in metabolism, secretes Vitamin D

83
Q

Connects lower 1/3 of lateral lobes * Covers 2nd & 3rd tracheal ring

A

isthmus

84
Q

Blood supply to the thyroid?

A

Superior and inferior thyroid arteries

85
Q

What is the second-largest dural reflection, is a crescent-shaped dura fold that extends over the posterior cranial fossa, separating the occipital and temporal cerebral hemisphere from the cerebellum and brainstem

A

Tentorium Cerebelli

86
Q

The tissue that will become the thyroid gland travels through the thyroglossal duct & settles under the cricoid cartilage & the canal closes becoming the what?

A

Foramen Cecum

87
Q

What is fluctuations in hyper and hypothyroidism called?

A

Hashimoto’s disease

88
Q

Low blood calcium causes a secretion of (Hormone), leading to increased bone resorption through osteoclast activity, & an increase in serum calcium levels. What is that hormone?

A

Parathyroid hormone (PTH)

89
Q

An abnormal level of PTH, high or low can lead to what two conditions and symptoms?

A

Hypoparathyroidism= Cramping and tetany
Hyperparathyroidism= High Ca+ blood serum levels, kidney stones