IUPUI ANATOMY EXAM 3 CERTIFICATION
EVALUATION 2026 STUDY GUIDE
QUESTIONS AND ANSWERS
◉ Insertion
Answer: distal
◉ Buccinator Action
Answer: compresses cheeks
◉ Buccinator Origin&Insertion
Answer: Origin- alveolar processes of maxilla and mandible opposite
the molar teeth
Insertion- Blends into fibers of obicularis oris
◉ Mentalis Action
Answer: elevates, everts, and protrudes lower lip
◉ Mentalis Origin&Insertion
, Answer: Origin- Incisive fossa of mandible
Insertion- Skin of chin
◉ Orbicularis Oris Action
Answer: compresses, purses lips (closes mouth)
◉ Orbicularis Oris Origin&Insertion
Answer: Origin- maxilla and mandible
Insertion- lips
◉ Risorius Action
Answer: draws corner of mouth laterally
◉ Risorius Origin&Insertion
Answer: Origin- fascia surrounding parotid salivary gland
Insertion- angle of mouth
◉ Zygomatic Major Action
Answer: elevates corner of mouth and draws it laterally
EVALUATION 2026 STUDY GUIDE
QUESTIONS AND ANSWERS
◉ Insertion
Answer: distal
◉ Buccinator Action
Answer: compresses cheeks
◉ Buccinator Origin&Insertion
Answer: Origin- alveolar processes of maxilla and mandible opposite
the molar teeth
Insertion- Blends into fibers of obicularis oris
◉ Mentalis Action
Answer: elevates, everts, and protrudes lower lip
◉ Mentalis Origin&Insertion
, Answer: Origin- Incisive fossa of mandible
Insertion- Skin of chin
◉ Orbicularis Oris Action
Answer: compresses, purses lips (closes mouth)
◉ Orbicularis Oris Origin&Insertion
Answer: Origin- maxilla and mandible
Insertion- lips
◉ Risorius Action
Answer: draws corner of mouth laterally
◉ Risorius Origin&Insertion
Answer: Origin- fascia surrounding parotid salivary gland
Insertion- angle of mouth
◉ Zygomatic Major Action
Answer: elevates corner of mouth and draws it laterally