8) The portion of the pharynx that communicates with the internal nares and eust

Question

8) The portion of the pharynx that communicates with the internal nares and eustachian tubes is A) B) oropharynx C) nasopharynx D) A and B are correct. E) A, B and C are correct The reason to my answer is 9) From letters A to E which is correctly described? A) nasopharynx: usually receives only air, helps equalize pressure in inner ear B) oropharynx: receives food and air, contains palatine and lingual tonsils C) laryngopharynx: receives only food, lined with ciliated pseudostratified columnar epithelium D) A and B are correct E) A, B and C are correct The reason to my answer is _ 10) Which of the following is / are associated with the larynx? A) connects the pharynx to the trachea. B) is the primary site of voice production. C) normally receives only air. D) lies anterior to the esophagus. E) All of these are correct The reason to my answer is 11) The laryngeal cartilage that is correctly described below is the A) epiglottis: single cartilage, blocks food and liquid from entering the larynx B) thyroid cartilage: single rectangular cartilage on posterior of larynx C) cricoid cartilage: single cartilage, superior to epiglottis D) corniculate cartilage: part of pair, important in voice production E) cuneiform cartilage: single cartilage, forms prominence commonly called Adam's apple The reason to my answer is

Explanation / Answer

8. Nasopharynx communicates of pharynx communicates with internal nares and euschacian tubes. Option C is correct.

9. Option A and B are correct. Oropharynx recieves food and air both and nasopharynx rwcieve only air.

10. All of these are characteristics of larynx and hence Option E is correct.

11. Option A and C are correct about laryngeal cartilages. Thyroid cartilage is interior and corniculate is in pair and is protective in function and cuneiform cartilage is in pair.

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