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Anatomy (III) AKM > Larynx > Flashcards

Larynx Flashcards

1
Q

Functions of the Larynx:

A

Part of the air passages
Acts as a sphincter
Sound production

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2
Q

Thyroid means _______ _________ in Greek.

A

Oblong Shield

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3
Q

The skeleton of the larynx consists of 3 unpaired cartilages and 3 pairs of cartilages. The UNPAIRED cartilages are:

A

Thyroid
Cricoid
Epiglottis

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4
Q

The skeleton of the larynx consists of 3 unpaired cartilages and 3 pairs of cartilages. The PAIIRED cartilages are:

A

Arytenoid
Corniculate
Cuneiform

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5
Q

Thyroid cartilage is composed of two plate-like laminate that fuse anteriorly in the midline to form the _____ _______.

A

Laryngeal prominence (Adam’s Apple)

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6
Q

A ‘V’ shaped notch, the _____ _______ notch, is located above the laryngeal prominence.

A

Superior laryngeal notch

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7
Q

The posterior border of each lamina projects superiorly and inferiorly as the superior and inferior horns. The ________ horns articulate with the _________ cartilage.

A

Inferior

Cricoid

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8
Q

The _____ ______, a ridge on the lateral aspect of the thyroid cartilage, gives attachment to the ________. _. And ________ _______ __________ muscles.

A

Oblique line
Sternothyroid
Thyrohyoid
Inferior pharyngeal constrictor

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9
Q

The cricoid cartilage is located inferior to the _______ cartilage.

A

Thyroid

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10
Q

Cricoid cartilage is shaped like a _______ ______, with the narrow arch anterior and the wide lamina posterior.

A

Signet ring

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11
Q

________ cartilage is shaped like a signet ring.

A

Cricoid

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12
Q

A small ________ ________ at the junction of the arch and lamina articulates with the inferior horn of the thyroid cartilage

A

Articular facet

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13
Q

The ______ border of the lamina has 2 facets for articulations with the bases of the arytenoid cartilages.

A

Superior

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14
Q

The inferior border of the cartilage is horizontal and marks the boundary between larynx and trachea, it is connected to the first tracheal cartilage by the _________ _________.

A

Cricotracheal ligament

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15
Q

The epiglottis is a spoon shaped plate of ________ cartilage, the _______ ned is broad and free.

A

Elastic

Superior

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16
Q

The ______ end of the epiglottis is narrow and attached by thyroepiglottic ligament to the angle formed by the 2 laminae of thyroid cartilage.

A

Inferior

17
Q

The anterior surface of the epiglottis is attached to the body of the hyoid by the ___________ ligament.

A

Hyoepiglottic

18
Q

The _______ cartilages have 2 pyramidal cartilages located on the sides of the superior border, has a vocal process, and a muscular process.

A

Arytenoid

19
Q

The Cricothyroid joint is a ______ joint.

A

Synovial

20
Q

Right and left joints working together allow thyroid cartilage to tilt forward and backward on cricoid cartilage ( _______-like movement)

A

Visor

21
Q

Membranes and Ligaments of the Larynx:

A

Thyrohyoid membrane
Cricotracheal Ligament
Hyoepiglottic and thyroepiglottic ligaments

22
Q

Laryngeal mucosa is continuous with mucosa of the ______ and _______.

A

Pharynx

Trachea

23
Q

Laryngeal Vestibule:

  • Upper part of laryngeal cavity
  • Extends from laryngeal inlet, superiorly, to a pair of mucosal folds (vestibular folds), inferiorly
  • ______ _________ is the space between right and left vestibular folds
A

Rima vestibuli

24
Q

The ______ __________ is the space between vestibular and vocal folds on each side.

A

Laryngeal ventricle

25
Q

The laryngeal ventricle mucosa contains numerous mucous glands, which are the source of lubricating mucus for the ____ ______.

A

Vocal folds

26
Q

Rima means:

A

Passageway

27
Q

_____ ______ are prominent, shelf-like folds of mucosa.

A

Vocal folds

28
Q

The _____ _______ is the space between the right and left vocal folds and has 2 parts:

  • intermembranous (anterior 3/5)
  • Intercartilaginous (posterior 2/5)
A

Rima glottidis

29
Q

The ______ _______ is narrower than rima vestibuli

A

Rima glottidis

30
Q

Width and shape of ____ _____ vary with movements of vocal folds and arytenoid cartilages

A

Rima glottidis

31
Q

________ muscles of the larynx move the larynx as a whole (elevation and depression)

_________ muscles are capable of moving individual laryngeal cartilages

A

Extrinsic

Intrinsic

32
Q

The action of the ______ muscles tilt the thyroid cartilage forward to increase distance between thyroid and arytenoid cartilages, this action tenses the vocal folds.

A

Cricothyroid

Anatomy (III) AKM (12 decks)

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