EMBRYOLOGY
RESPIRATORY SYSTEM
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
What is another function of glottis?
|
|
Support the lung
|
|
|
As opening to the lungs
|
|
|
Protect the lung structure
|
|
|
None of the above
|
Explanation:
Detailed explanation-1: -Immediately after birth, pharyngoesophageal functions continue as swallowing, whereas glottal opening and closure regulate the entry of air into and out of the lungs.
Detailed explanation-2: -Posterior cricoarytenoid-These are the only muscles involved in abduction. They open the glottis by pulling the back ends of the arytenoid cartilages together. This pulls the front ends (where the vocal folds attach) apart, therefore pulling the vocal folds apart.
Detailed explanation-3: -The glottis is the opening between the vocal folds (the rima glottidis). The glottis is crucial in producing vowels and voiced consonants. Glottis. Arytenoid cartilage.
There is 1 question to complete.