Ear & Mouth

What makes up the projecting part of the external ear?

• auditory canal

• pinna

• tympanic membrane

• auditory nerve

What is another name for the eardrum?

• auditory canal

• pinna

• tympanic membrane

• auditory nerve

What part of the ear is responsible for sending the vibrations received to the brain?

• auditory canal

• pinna

• tympanic membrane

• auditory nerve

What part of the ear funnels sound from the projecting portion of the ear to the middle ear?

• auditory canal

• pinna

• tympanic membrane

• auditory nerve

Where does the mandible attach to the skull?

• anteriortalofibular joint

• diaphragm

• sternoclavicular joint

• temporomandibular joint

What part of the tooth is found below the gumline?

• crown

• enamel

• root

• dentin

• pulp

What is the thin layer of the tooth that protects against decay?

• crown

• enamel

• root

• dentin

• pulp

What is the hard, bony part of the tooth found within the root?

• crown

• enamel

• root

• dentin

• pulp

What is the soft portion of the tooth that contains nerves and blood vessels found within the root?

• crown

• enamel

• root

• dentin

• pulp

Which muscle is responsible for grinding teeth?

• masseter

• temporal

• pterygoids