Exam 28: Management of Dentin Hypersensitivity

Dentin hypersensitivity is caused when a physical stimulus is applied to exposed dentin tubules.Exposure of A-delta fibers is caused by disturbance of fluid creating a sharp pain sensation.

Ninety percent of all dentin exposure lesions occur at the cervical margin of the tooth.A localized lesion begins in the interproximal spaces.

When traditional therapeutic modalities are unsuccessful in the treatment of dentin hypersensitivity each of the following advanced treatments are acceptable options to control symptoms EXCEPT one.Which one is the EXCEPTION?

Which factor can be a significant contributor to the development of dentin hypersensitivity?

Each of the following techniques is used to treat dentin hypersensitivity EXCEPT one.Which one is the EXCEPTION?

Each of the following is a predisposing factor of dentin hypersensitivity EXCEPT one.Which one is the EXCEPTION?

What is the agent that causes nerve hyperpolarization?

Reduction of the rest potential or nerve membrane so that a nerve impulse is fired is known as

Which type of sensitivity is caused by dehydration?

Identify the teeth at risk for hypersensitivity in the order of greatest risk to least.

Dentin hypersensitivity that is experienced shortly after periodontal therapy procedures,restorative procedures,and teeth bleaching is considered ______________.

Each of the following statements are true of A-delta fibers EXCEPT one.Which one is the EXCEPTION?

Who is at the greatest risk for developing dentin hypersensitivity?

A conservative course of treatment for dentin hypersensitivity is recommended because treatments are

Calculus provides a soothing coating to the tooth to make it less sensitive.Calculus is the most highly calcified and hardest tissue in the body.

The treatment for dentin hypersensitivity that is best for long-term use and replaces the smear layer once applied is called __________.

The layer of organic debris that covers dentin tubules and provides a layer of protection is called the _____layer.

Each of the following practices should be taken into consideration when making a treatment plan for a patient with dentin hypersensitivity EXCEPT one.Which one is the EXCEPTION?

Each of the following factors have an effect on the duration and severity of dentin hypersensitivity EXCEPT one.Which one is the EXCEPTION?

Dental hygienists can intervene in the treatment of dentin hypersensitivity using all of the following methods EXCEPT one.Which one is the EXCEPTION?