What is the Triticeal cartilage?
The triticeal cartilage (TC) is a small oval-shaped cartilage found within the lateral border of the thyrohyoid membrane between the greater horn of the hyoid bone and the superior horn of the thyroid cartilage (SHTC) (Fig. Like the thyroid and cricoid cartilages, the TC is composed of hyaline cartilage .
What is thyrohyoid ligament?
The Lateral Hyothyroid Ligament (ligamentum hyothyreoideum laterale; lateral thyrohyoid ligament) is a round elastic cord, which forms the posterior border of the hyothyroid membrane and passes between the tip of the superior cornu of the thyroid cartilage and the extremity of the greater cornu of the hyoid bone.
What is the function of the thyrohyoid ligament?
Structure and Function The thyrohyoid membrane connects the thyroid cartilage to the hyoid bone and facilitates the superior movement of the larynx during swallowing. It is separated from the hyoid body by a bursa that facilitates this upward movement during swallowing.
Where is the thyroid ligament?
This ligament connects each of the thyroid lobes to the trachea. The thyroid gland, along with the esophagus, pharynx, and trachea, is found within the visceral compartment of the neck which is bound by pretracheal fascia.
What is behind the thyroid cartilage?
The thyroid cartilage is the largest cartilage of the larynx and is composed of hyaline cartilage. It sits beneath the hyoid bone to which it connects by the thyrohyoid membrane.
What is hyoid bone syndrome?
Hyoid bone syndrome is a type of cervicofacial pain that is caused by degeneration of the greater cornu of the hyoid at the attachment of the stylohyoid ligament.
What is the Adam’s apple for?
When the larynx grows larger during puberty, it sticks out at the front of the throat. This is what’s called an Adam’s apple. An Adam’s apple sometimes looks like a small, rounded apple just under the skin in the front of the throat. This larger larynx also gives boys deeper voices.
What are the entrance borders of a larynx?
Its borders are formed by: the free curved edge of the epiglottis, anteriorly. the arytenoid cartilages, the corniculate cartilages, and the interarytenoid fold, posteriorly. the aryepiglottic fold, laterally.
What is the average weight of thyroid gland?
Although thyroid weight varies, it averages 25-30 g in adults (it is slightly heavier in women). The gland enlarges during menstruation and pregnancy.
Can nerves affect your thyroid?
The Effect of Stress on Your Thyroid When you’re under constant or chronic stress, your body produces the stress hormone cortisol. But if there’s too much cortisol surging through your body, it can wreak havoc on your thyroid. Too much cortisol makes your thyroid gland work harder to produce enough thyroid hormone.
Can you feel thyroid cartilage?
Palpation of the Thyroid Slide finger down the midline and the first hard structure you hit is the top of the thyroid cartilage. (Surprisingly, one does not feel the hyoid bone in the midline, although sometimes its lateral end is misidentified as a hard lymph node).
Is thyroid cartilage Adam’s apple?
“Adam’s Apple” is the colloquial term used to describe what is officially named the laryngeal prominence of the thyroid cartilage.