#1
Which bone forms the lower jaw in humans?
Maxilla
Zygomatic bone
Mandible
Frontal bone
#2
Which bone forms the roof of the mouth?
Maxilla
Mandible
Palatine bone
Zygomatic bone
#3
Which bone forms the majority of the forehead?
Temporal bone
Zygomatic bone
Frontal bone
Nasal bone
#4
Which structure separates the oral cavity from the oropharynx?
Soft palate
Hard palate
Epiglottis
Uvula
#5
Which muscle is responsible for raising the upper lip?
Orbicularis oris
Zygomaticus major
Levator labii superioris
Buccinator
#6
Which of the following muscles is primarily responsible for closing the mouth?
Masseter
Temporalis
Buccinator
Orbicularis oris
#7
What is the function of the uvula in the oral cavity?
To produce saliva
To aid in swallowing
To help in speech articulation
To prevent food from entering the nasal cavity during swallowing
#8
Which of the following salivary glands is located below the tongue?
Parotid gland
Sublingual gland
Submandibular gland
Labial gland
#9
What is the main function of the temporomandibular joint (TMJ)?
To aid in swallowing
To allow movement of the jaw for speaking and chewing
To produce saliva
To regulate temperature in the oral cavity
#10
Which of the following structures separates the oral cavity from the nasal cavity?
Mandible
Maxilla
Nasal septum
Hard palate
#11
Which muscle is responsible for wrinkling the forehead?
Zygomaticus
Frontalis
Orbicularis oculi
Temporalis
#12
What is the name of the small elevation of tissue located in the midline of the upper lip, just below the nose?
Philtrum
Frenulum
Papilla
Labial commissure
#13
What is the main function of the frenulum linguae?
To anchor the tongue to the floor of the mouth
To produce saliva
To aid in swallowing
To regulate taste perception
#14
Which of the following is NOT a function of saliva?
Lubricating the oral cavity
Aiding in digestion
Producing speech sounds
Helping to clean the teeth
#15
Which of the following structures is NOT a component of the temporomandibular joint (TMJ)?
Mandibular condyle
Articular disc
Coracoid process
Temporal bone
#16
Which of the following is a muscle involved in facial expression but not in mastication?
Temporalis
Buccinator
Masseter
Platysma