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38 Cards in this Set

  • Front
  • Back
Larynx has 4 purposes. What are they?
1.Connects pharynx to Trachea
2.Protects lower passage from foreign materials.
3. Can be used to hold air captive in lungs.
4. Generates Sound
The Skeleton of the Larynx consists of 4 Cartilaginous structures. What are they?
1. Epiglottis
2. Thyroid
3. Arytenoids.
4. Cricoid
Does the Thyroid Gland surround the larynx?
Yes.
The Thyroid Cartilage consists of what three things.?
1 .Quadrilateral Plates or Thyroid Laminae and
2. Thyroid Notch
3. Thyroid prominence
Purpose of the Thyroid Cartilage is to what?
Flares out to protect anterior and lateral larynx.
Another name for Quadralateral Plates
Thyroid Laminae
Superior Cornu or horns point toward what?
Hyoid Bone
The inferior Cornu rests on what?
Cricoid Cartilage
The thyroid cartilage is anterior to what cervicle vertebrae?
C4-C6
Qualities of the Cricoid Cartilage?
Shaped like a signet ring.
The arch is low and narrow anterior
The lamina is wide and thick and posterior.
The Cricothyroid ligament seals space between what?
The thyroid and cricoid.
The cricoid attaches posteriorly to what?
The thyroid
The inferior cornu of the thyroid attaches to what?
The articular facets of the cricoid cartilage on Left and Right sides.
The arytenoids are paired and has two parts what are they?
Base and Apex
The arytenoids sit on top of what?
Cricoid cartilage lamina
Vocal ligaments are paired on both sides Left and Right and sit inferior to what ligament.
Ventricular ligament.
The vocal ligament attaches to what?
Vocal process and medial fibers of vocal muscles.
The muscular process holds what?
Holds lateral portion of the vocal folds and lateral and posterior cricoarytenoid muscles.
Ventricular ligament attaches to what?
Attaches to inner surface of thyroid cartilages.
Arytenoid cartilages consist of what?
Vocal process and muscular process.
A small horn-shaped, extention of arytenoids.
corniculate cartilages
Small rod shaped embedded in aryepiglottic fold that sometimes doesn't exist.
cuneiform cartilages
Epiglottic cartilage is described as what shape?
Large leaf shaped
The Petiolus or Stem of the epiglottis attaches where?
Attaches to the inner front surface of thyroid cartilage just beneath the thyroid bone.
What ligament epiglottis to the hyoid bone.
Hyoepiglottic ligament
The epiglottic cartilage influences what and is important because?
Resonance, deflects food and liquids from being swallowed
Hyoid bone is shaped like what?
U shaped
Location of the hyoid bone
3rd cervical vertebrae
Greater horns are what?
Arms that extend posteriorly and slightly horizontally on the hyoid bone.
The superior horns of the thyroid cartilage or the cornu articulate with what?
The greater horns of the hyoid bone
Lesser horns are what shape?
They rise from the hyoid bone posteriorly or superiorly?
Cone shaped.
Superiorly
Hyoid bone attaches to 9 pairs of muscles
Tongue, pharynx, temporal bone, mandible, scapula, larynx, sternum.
Hyoid bone forms the base for what?
Tongue
Larynx has 4 purposes. What are they?
1.Connects pharynx to Trachea
2.Protects lower passage from foreign materials.
3. Can be used to hold air captive in lungs.
4. Generates Sound
The Skeleton of the Larynx consists of 4 Cartilaginous structures. What are they?
1. Epiglottis
2. Thyroid
3. Arytenoids.
4. Cricoid
Does the Thyroid Gland surround the larynx?
Yes.
The Thyroid Cartilage consists of what three things.?
1 .Quadrilateral Plates or Thyroid Laminae and
2. Thyroid Notch
3. Thyroid prominence
Purpose of the Thyroid Cartilage is to what?
Flares out to protect anterior and lateral larynx.