Anatomy of the Larynx

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What is the function of the larynx?

To facilitate swallowing

To regulate breathing rate

To produce sound

To act as a valve and produce sound (correct)

Where is the larynx located?

In the midline of the neck (correct)

In the midline of the pelvis

In the midline of the thorax

In the midline of the abdomen

What type of structure is the larynx?

A solid cartilaginous structure

A hollow musculoligamentous structure (correct)

A hollow fibrous structure

A hollow bony structure

What is the function of the extrinsic muscles that attach to the larynx?

To move the larynx up and down and forward and backward Signup and view all the answers

What is the name of the unpaired cartilage of the larynx?

Thyroid cartilage Signup and view all the answers

What happens to the larynx during swallowing?

It moves upward and forward Signup and view all the answers

What is the shape of the cricoid cartilage?

Signet-ring Signup and view all the answers

What is the shape of the arytenoid cartilage?

Pyramidal Signup and view all the answers

What is the attachment point of the epiglottis?

Back of the thyroid cartilage Signup and view all the answers

What is the angle between the two laminae of the thyroid cartilage in men?

90° Signup and view all the answers

What articulates with the superior facet of the quadrate lamina of the cricoid cartilage?

Base of the arytenoid cartilage Signup and view all the answers

What is the shape of the thyroid cartilage?

Open book Signup and view all the answers

What is the location of the cuneiform cartilage?

Above the corniculate cartilage Signup and view all the answers

What connects the cartilages of the larynx to each other?

A group of joints, muscles, and membranes and ligaments Signup and view all the answers

What is the name of the membrane that has a free upper border attached between the back of the angle of the thyroid cartilage and the vocal process of the arytenoid cartilage?

Cricothyroid membrane Signup and view all the answers

What is the direction of the inlet of the larynx?

Upwards and backwards Signup and view all the answers

What are the boundaries of the inlet of the larynx?

Anterior: Upper edge of the epiglottis, On each side: Aryepiglottic folds Signup and view all the answers

How many cricothyroid joints are present in the larynx?

One on each side Signup and view all the answers

What is the space between the 2 true vocal cords?

Rima glottidis Signup and view all the answers

Which of the following muscles closes the laryngeal inlet?

Interarytenoid (transverse&oblique) Signup and view all the answers

What is the upper free margin of the cricothyroid membrane?

Vocal folds Signup and view all the answers

What is the area between the inlet and the vestibular folds?

Vestibule of the larynx Signup and view all the answers

Where do the vocal folds extend from?

Between the angle of the thyroid cartilage and the vocal process of the arytenoid cartilage Signup and view all the answers

What is the lower free margin of the quadrate membrane on each side?

Vestibular folds Signup and view all the answers

What is responsible for opening the laryngeal inlet?

Elastic recoil of the epiglottis Signup and view all the answers

Which artery supplies the larynx above the vocal cords?

Superior laryngeal artery Signup and view all the answers

Which nerve is responsible for the sensory supply of the larynx above the vocal cords?

Internal laryngeal nerve Signup and view all the answers

What is the mechanism of voice production in the larynx?

Vibration of the vocal cords due to the passage of jets of air Signup and view all the answers

Which muscle is responsible for the movement of the cricothyroid joints?

Cricothyroid muscle Signup and view all the answers

What is the nerve supply of the larynx?

Branches of the vagus nerve Signup and view all the answers

Anatomy of the Larynx

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Questions and Answers

What is the function of the larynx?

Where is the larynx located?

What type of structure is the larynx?

What is the function of the extrinsic muscles that attach to the larynx?

What is the name of the unpaired cartilage of the larynx?

What happens to the larynx during swallowing?

What is the shape of the cricoid cartilage?

What is the shape of the arytenoid cartilage?

What is the attachment point of the epiglottis?

What is the angle between the two laminae of the thyroid cartilage in men?

What articulates with the superior facet of the quadrate lamina of the cricoid cartilage?

What is the shape of the thyroid cartilage?

What is the location of the cuneiform cartilage?

What connects the cartilages of the larynx to each other?

What is the name of the membrane that has a free upper border attached between the back of the angle of the thyroid cartilage and the vocal process of the arytenoid cartilage?

What is the direction of the inlet of the larynx?

What are the boundaries of the inlet of the larynx?

How many cricothyroid joints are present in the larynx?

What is the space between the 2 true vocal cords?

Which of the following muscles closes the laryngeal inlet?

What is the upper free margin of the cricothyroid membrane?

What is the area between the inlet and the vestibular folds?

Where do the vocal folds extend from?

What is the lower free margin of the quadrate membrane on each side?

What is responsible for opening the laryngeal inlet?

Which artery supplies the larynx above the vocal cords?

Which nerve is responsible for the sensory supply of the larynx above the vocal cords?

What is the mechanism of voice production in the larynx?

Which muscle is responsible for the movement of the cricothyroid joints?

What is the nerve supply of the larynx?

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