which of following true or false
1.Regarding the pharynx
a.Tensor palatine enters the pharynx between the superior
constrictor and the base of the skull
b. Thyrohyoid membrane forms lateral boundary of the piriform fossa
c. Branches of the internal laryngeal nerve lies constric deep
to the mucous membrane of the
piriform fossa
d. Sensory nervous supply is from trigerninal ,giossopharyngeal
and vagus nerves
e. Fibers of the cricopharyrgeus muscle are Deglutition horizontal
2.Regarding the pharynx
a. Buccinators becomes continuous with the muscles of the
pharynx
b. it is continuous with the esophagus at level of the body
of C. vertebra
c. It Is separated from the pre vertebrae fascia by
pharyngeal venous plexus
d. Buccopharyngeal am pharyngiobasilar fascia covers the
external surface
e. Internal pharyngeal nerve lies deep to the mucosa in the piriform
recess
3.Regarding the oropharynxa. Anterior opening is bounded by patatoglossus
b. Mucous membrane is pseudostratified columunar
c. Collection of lymphatic tissue on its posterior wall called the pharyngeal tonsil
d. Palatine tonsil lie between the anterior and posterior pillars of fauces
e. Posteriorly it is supported by the upper three cervical vertebrae