Dental Assisting Mod 130
Name two sections of the skull.
Cranium and Face
How many bones cover and protect the brain?
The bones of the ______ are located in the top portion of the skull and it protects the brain.
Which two bones of the cranium is located on the sides and creates the temporomandibular joint with the mandibular bone?
Which bone of the cranium creates the back and base?
How many bones make of the face?
What bone is the longest and only moveable bone of the face?
The_____ process of the mandible lies in the glenoid fossa.
What is bruxism?
Grinding of the teeth
Name three salivary glands and where they are located.
1. Parotid - it is located in an area just below and infront of the ear.
2. Submandibular - it lies beneath the mandible in the submandibular fossa.
3. Sublingual - sublingual duct also known as bartholins duct.
Where dose the external carotid artery supply blood?
Tongue, Face, Ears, and wall of cranium.
There are twelve pairs cranial nerves that are connected to the _____.
Name all four sinuses and where they are located?
1. Maxillary Sinuses - Paranasal sinuses
2. Frontal Sinuses - On the fronthead above the left and right eye.
3. Ethmoid Sinuses - Orbital cavity by a very thin layer of bone.
4. Sphenoid Sinuses - Located close to the optic nerve.
Is the use of dental radiographs includes the detection of bone loss in its early stage?
Does the exposure to radiation have the potential to cause harmful biological changes no matter how small it may be?
Wilhelm Conrad Roentgen discovered x-ray in what month_____day_____ and year_____?
November 8 1895
What is Matter?
Is anything that occupies space and has form or shape.
What is photon?
Is a minute (tiny) bundle of pure energy that has no weight or mas.
What is energy?
Is defined as the ability to do work.
The shorter the _______ of the x-ray the greater their energy.
Is the x-ray tube the heart of the x-ray generating system?
_________ radiation is created when the primary beam interacts with matter.
What is radiopaque?
White or L
What is radiolucent?
Metal restorations may appear lighter on an x-ray so it is __________ .
Soft tissue may appear darker on an x-ray so it is ______ .
______ is the range of shades of gray between black and white on a radiograph.
The _____ the film crystal size the sharper the radiographic image.
Is damage due to ionizing x-radiation to genetic cells can affect future generations?
Does the kidney have the highest radiation sensitivity?
Small lymocytes, bone marrow, and productive cell have the highest
A ___ apron with a _____ collar must be used on all patients for all exposures.
Lead and Thyroid
When exposing radiographs stand _______ feet from the x-ray unit unless behind a barrier.
Dental Assisting Mod 130