Pharyngeal Apparatus Flashcards
what artery is affiliated with the first pharyngeal arch?
first aortic artery
what muscles are affiliated with the first pharyngeal arch?
My Ass Meets The Toilet (V3 motor); Mylohyoid Anterior digastric Muscles of Masstication (**Masseter, Temporalis mainly) Tensor Tympani Tensor veli palatini
what does the 3rd cleft give rise to?
incorporated into cervical sinus and obliterated with neck development
what is the skeletal/cartilaginous material affiliated with the first pharyngeal arch?
Meckel’s = incus and malleus by EO, sphenomandibular ligament
IO: Maxilla mandible palatine zygomatic arch + part of temportal
what is the skeletal/cartilaginous material affiliated with the second pharyngeal arch?
Reichert’s = (all EO): stapes, styloid process, stylohyoid ligament, LESSER horn + UPPER body of hyoid
where would a cervical sinus cyst be found?
LATERAL neck
what does the first pharyngeal cleft give rise to?
External Acoustic Meatus
what does the first pharyngeal pouch give rise to?
tubotympanic recess = tympanic cavity
Auditory Tube
What is the name of the second arch?
Hyoid arch
what artery is affiliated with the second arch?
second aortic artery
what nerve is affiliated with the first pharyngeal arch?
Maxillary + Mandibular divsions of trigeminal (V2 + V3).. V2 for sensory
what is the first arch called? what are it’s divisions?
Mandibular arch; divided into maxillary and mandibular prominence
what nerve is affiliated with the second pharyngeal arch?
Facial (VII)
what does the 4th/6th cleft give rise to?
incorporated into cervical sinus and obliterated with neck development
what muscles are affiliated with the second pharyngeal arch?
muscles innervated by VII: FSPSP (but not platysmus) F: muscles of Facial expression S: Stapedius P:Posterior digastric S: sytlohyoid
where would a thryoglossal cyst be found?
MEDIAL neck
what does the 2nd pharyngeal pouch give rise to?
tonsillar cleft for palatine tonsil
what artery is affiliated with the 3rd pharyngeal arch?
third aortic artery
what does the 2nd cleft give rise to?
incorporated into cervical sinus and obliterated with neck development
what muscles are affiliated with the third pharyngeal arch?
stylopharyngeus
what muscles are affiliated with the fourth pharyngeal arch?
pharyngeal constrictors, intrinsic larynx muscles
what muscles are affiliated with the sixth pharyngeal arch?
pharyngeal constrictors, intrinsic larynx muscles
what artery is affiliated with the fourth pharyngeal arch?
fourth aortic artery
what artery is affiliated with the sixth pharyngeal arch?
sixth aortic artery
what is the skeletal/cartilaginous material affiliated with the third pharyngeal arch?
GREATER and LOWER body of the hyoid (think GLossopharyngeal nerve is affiliated with the third arch..)
what is the skeletal/cartilaginous material affiliated with the fourth pharyngeal arch?
laryngeal cartilage
what is the skeletal/cartilaginous material affiliated with the sixth pharyngeal arch?
laryngeal cartilage
what nerve is affiliated with the third pharyngeal arch?
glossopharyngeal (IX)
what nerve is affiliated with the fourth pharyngeal arch?
Superior laryngeal branch of X
what nerve is affiliated with the sixth pharyngeal arch?
Recurrent laryngeal branch of X
what does the 3rd pharyngeal pouch give rise to?
dorsal: INFERIOR parathyroid
ventral: thymus
what does the 4th pharyngeal pouch give rise to?
dorsal: SUPERIOR parathyroid
ventral: ultimobranchial body = C cells (THYROID)
