OROFACIAL ANATOMY CHAPTER 1
EXAM 2025/2026 QUESTIONS AND
ANSWERS 100% PASS
Nasolabial groove (or sulcus) - ANS a groove that separates the nose and lips from the
cheeks
Labiomental groove - ANS a groove that separates the lower lip from the chin
Ala - ANS the portion of the nose that flares out on either side of the nostril
Anterior boundary of the oral cavity - ANS Lips
Posterior boundary of the oral cavity - ANS Palatine tonsils
Lateral boundary of the oral cavity - ANS Cheeks
Superior boundary of the oral cavity - ANS Roof of the mouth (palate)
Inferior boundary of the oral cavity - ANS Floor of the mouth
Pharynx - ANS the pathway that air travels from the nose or mouth on its way to the lungs.
pg. 1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
, A shared pathway between digestive and resperitory systems
What are the three branches of the pharynx? - ANS -Nasopharynx
-Oropharynx
-Laryngopharynx
Nasopharynx - ANS the upper portion of the pharynx located behind the nasal cavity
Oropharynx - ANS the middle portion of the pharynx located behind the oral cavity
Laryngopharynx - ANS extends from the oropharynx to the epiglottis
Epiglottis - ANS a flap of cartilage that covers the larynx while swallowing to prevent food or
liquid from entering.
Palatine tonsils - ANS located between the anterior and posterior tonsillar pillar on the
lateral borders of the oropharynx
Palatoglossal muscle - ANS located in the anterior tonsillar pillar
Palatopharyngeal muscle - ANS located in the posterior tonsillar pillar
Lingual tonsils - ANS located on the base of the tongue, posterior 1/3
Pharyngeal tonsils (or adenoids) - ANS located superior to the soft palate
Waldeyer's Ring - ANS The three types of tonsils found in the oral cavity
pg. 2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
EXAM 2025/2026 QUESTIONS AND
ANSWERS 100% PASS
Nasolabial groove (or sulcus) - ANS a groove that separates the nose and lips from the
cheeks
Labiomental groove - ANS a groove that separates the lower lip from the chin
Ala - ANS the portion of the nose that flares out on either side of the nostril
Anterior boundary of the oral cavity - ANS Lips
Posterior boundary of the oral cavity - ANS Palatine tonsils
Lateral boundary of the oral cavity - ANS Cheeks
Superior boundary of the oral cavity - ANS Roof of the mouth (palate)
Inferior boundary of the oral cavity - ANS Floor of the mouth
Pharynx - ANS the pathway that air travels from the nose or mouth on its way to the lungs.
pg. 1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
, A shared pathway between digestive and resperitory systems
What are the three branches of the pharynx? - ANS -Nasopharynx
-Oropharynx
-Laryngopharynx
Nasopharynx - ANS the upper portion of the pharynx located behind the nasal cavity
Oropharynx - ANS the middle portion of the pharynx located behind the oral cavity
Laryngopharynx - ANS extends from the oropharynx to the epiglottis
Epiglottis - ANS a flap of cartilage that covers the larynx while swallowing to prevent food or
liquid from entering.
Palatine tonsils - ANS located between the anterior and posterior tonsillar pillar on the
lateral borders of the oropharynx
Palatoglossal muscle - ANS located in the anterior tonsillar pillar
Palatopharyngeal muscle - ANS located in the posterior tonsillar pillar
Lingual tonsils - ANS located on the base of the tongue, posterior 1/3
Pharyngeal tonsils (or adenoids) - ANS located superior to the soft palate
Waldeyer's Ring - ANS The three types of tonsils found in the oral cavity
pg. 2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
