(E3) 5 - Larynx Flashcards by Alyssa Reynolds

Q

What is this?

A

The Larynx

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Q

Functions of the Larynx

A

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Q

Composition of the Laryngeal Skeleton

A

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Q

Describe the Laryngeal Epithelium and its exceptions

A

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Q

What are the 3 regions of the laryngeal cavity?

A

Vestibule
Ventricle
Infraglottic

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Q

Laryngeal Cavity: Describe the Vestibule

A

(supraglottic) – from laryngeal inlet
to the vestibular folds

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Q

Laryngeal Cavity: Describe the Ventricle

A

Between the vestibular and vocal folds

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Q

Laryngeal Cavity: Describe the Infraglottic

A

(subglottic) – from vocal folds to
inf. border of cricoid cartilage

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Q

Larynx Relationships - Anterolateral, Lateral, Posterior, Superior and Inferior

A

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Q

Laryngeal Cavity: Describe the vestibular fold

A

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Q

Laryngeal Cavity: Describe the Vocal Fold

A

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Q

What is this?

A

Thyroid Cartilage (hyaline)

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Q

What forms the Laryngeal prominence? “Adam’s Apple”

A

2 lateral laminae fuse anteriorly at an acute angle in median plane

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Q

What does the thyroid cartilage attach to?

A

Attaches to hyoid bone via thyrohyoid membrane

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Q

What pierces the thyroid cartilage?

A

Pierced on each side by internal laryngeal n. and
superior laryngeal a./v.

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Q

Thyroid Cartilage: Describe the Thyroid Notch

A

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Q

Thyroid Cartilage: Describe the Oblique Line

A

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Q

Thyroid Cartilage: Describe the Superior Tubercle

A

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Q

Thyroid Cartilage: Describe the Inferior Tubercle

A

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Q

Thyroid Cartilage: Describe the Superior Horn (cornu)

A

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Q

Thyroid Cartilage: Describe the Inferior Horn (cornu)

A

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Q

What is this?

A

Cricoid Cartilage

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Q

What does the cricoid cartilage serve as an attachment site for?

A

Attachment for intrinsic and extrinsic laryngeal mm.

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Q

What does the cricoid cartilage attach to?

A

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Cricoid Cartilage: Describe the Arch

Cricoid Cartilage: Describe the Lamina

Cricoid Cartilage: Describe the Superior Border

Cricoid Cartilage: Describe the Inferior Border

What is this cartilage? (also anterior to laryngeal inlet)

Epiglottic Cartilage

What epithelium covers the anterior and posterior sides of the epiglottic cartilage?

Epiglottic Cartilage Attachments

Epiglottic Cartilage Valleculae

What are the parts of the Epiglottic Cartilage?

Function of the Epiglottic Cartilage

What cartilage is this?

Arytenoid Cartilages

Arytenoid cartilages forms the framework for the ____ vocal fold

True

Arytenoid Cartilages: Describe the 3 surfaces and Apex

Arytenoid Cartilages: Describe the Base with 2 processes

Describe the Corniculate Cartilages

Describe the Cuneiform Cartialges

Describe the Cricothyroid Joint

Describe the Cricoaretynoid Joint and its 2 Movements (including medial and lateral)

Vocal apparatus of larynx - What is this?

Glottis

What does the Glottis consist of?

- Vocal folds and processes - Rima Glottidis

What is the Rima Glottidis?

Aperture between vocal folds

Describe the shape of the Rima Glottidis variations

Describe the Thyroepiglottic Ligament

Describe the Hyoepiglottic Ligament

Describe the Cricotracheal Ligament

Describe the Thyrohyoid Membrane - and what it allows passage for.

What is the Quadrangular Membrane?

What is the conus elasticus and describe its 2 parts.

What is the vocal ligament?

What is the vestibular ligament?

Function and Composition of the Extrinsic Laryngeal Muscles

Function and Composition of the Extrinsic Laryngeal Muscles

Function of the Intrinsic Laryngeal Muscles

Innervation to Intrinsic Laryngeal Muscles (and exception)

Actions of Intrinsic Laryngeal Muscles

Tensor of the Larynx

Cricothyroid Muscles

Cricothyroid Muscles: Origin and Insertion

Cricothyroid Muscles: Actions

Cricothyroid Muscles: Innervation

External Laryngeal Nerve *** Exception Muscle

Relaxers of the Larynx

Thyroaretynoid mm. Vocalis mm.

Thyroarytenoid mm. - Origin, Insertion, Action

Vocalis mm. - Fibers and Action

Abductor of the Larynx

Posterior Cricoaretynoid Muscle

Posterior Cricoaretynoid Muscle - Origin, Insertion and Action

Adductors of the Larynx

Lateral cricoarytenoid mm. Transverse and oblique arytenoid mm.

Lateral cricoarytenoid mm. - Origin, Insertion and Action

Transverse and Oblique Cricoarytenoid mm. - Origin, Insertion and Action

Aryepiglotticus - Origin, Insertion and Action

Thyroepiglotticus - Origin, Insertion and Action

Superior laryngeal artery - Origin and Path

Inferior laryngeal artery - Origin and Path

Superior Laryngeal Nerve - Origin and Branches

Superior Laryngeal Nerve - Function

Superior Laryngeal Nerve - Path

Recurrent Laryngeal Nerve - Origin and Function

Recurrent Laryngeal Nerve - Path (right and left)

Laryngitis - What is it? Causes and treatment

Cricothryroectomy - Purpose and Procedure

Signs of Injury to laryngeal nerves

List of possible damages to laryngeal nerves

Larynx Foreign Bodies - Location, Detection and Removal