Larynx Flashcards

(33 cards)

1
Q

What are the 3 functions of the larynx

A

air pathway
Switching mechanism (Air/food)
voice production

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2
Q

What are the nine cartilages that make up the larynx

A
Thyroid
Cricoid
Epiglottis
Arytenoid (2)
Cuneiform (2)
Corniculate (2)
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3
Q

Insertion of sternothyroid muscle

A

oblique line of thyroid cartilage

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4
Q

Separates origins of thyrohyoid muscle and inferior

constrictor muscle

A

Oblique line of thyroid carilage

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5
Q

V-shaped on thyroid cartilage

A

Superior Thyroid notch

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6
Q

Shallow indentation of the thyroid cartilage

A

Inferior thyroid notch

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7
Q

Rotation and gliding in of the thyroid cartilage results in what

A

a change in length of the vocal folds

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8
Q

The only complete ring of the airway

A

Cricoid cartilage

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9
Q

Has a broad posterior lamina

A

cricoid cartlage

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10
Q

Has a narrow anterior arch

A

Cricoid cartilage

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11
Q

Provides flexibility to the epiglottis

A

Epiglottic cartilage

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12
Q

The epiglottic cartilage is attached to the hyoid bone via _____

A

hypoepiglottic ligament

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13
Q

What make the false vocal fold

A

vestibular ligament

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14
Q

Tapered inferior end of the epiglottic cartilage

A

stalk of the epiglottis

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15
Q

_____ forms shallow ball-and-socket articulation with upper border
of the cricoid lamina

A

Base of the arytenoid

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16
Q

____ attaches to arytenoid fold

A

apex of the arytenoid

17
Q

The arytenoid cartilage moves in what three directions

A

Superior-inferior axis
Medial lateral excursion
anterior posterior excursion

18
Q

pivot along ______results in

abduction and adduction of true vocal cords

A

superior-inferior axis (twisting)

19
Q

________ results in adduction and

abduction of entire cartilage.

A

medial-lateral excursion (sliding)

20
Q

Arytenoid attachment for the vocal ligament

A

Vocal Process

21
Q

Arytenoid attachment for the posterior and lateral cricoarytenoid muscles

A

Muscular process

22
Q

Attached to the apices of the arytenoid cartilages

A

Corniculate cartilage

23
Q

Give substance to the vocal folds

A

Cuneiform Cartilage

24
Q

Extend from the junction of the laminae of the
thyroid cartilage anteriorly to the vocal process of
the arytenoid cartilage posteriorly

25
Thickened medial most border of _____ | is the vocal ligament
conus elasticus
26
thick elastic tissue (medial free edge of conus elasticus; attach the arytenoid cartilages to the thyroid cartilage)
Vocal ligament
27
of very fine muscle fibers; the most | medial portion of thyroarytenoid muscle
Vocalis muscle
28
lateral recesses | between the vocal and vestibular folds
Laryngeal ventricles
29
–inferior cavity of the larynx between the vocal folds and inferior border of the cricoid cartilage
Infraglottic cavity
30
recesses extending laterally from the middle part of the laryngeal cavity between vestibular and vocal folds
Laryngeal ventricle
31
between laryngeal inlet and | the vestibular folds
Laryngeal vestibule
32
inferior cavity of the larynx between the vocal folds and inferior border of the cricoid cartilage
Infraglottic cavity
33
aperture between the vocal folds
rima glottis