Unit 3: Sense Organs and Sialograms

Sensory Organs

What consists of a group of interrelated sensory cells that respond to a specific type of physical stimulus?

- Vision

- Touch

- Smell

- Taste

- Hearing

What are the five senses?

Vision

What sense organ pertains to the process of perceiving objects through the eyes?

Touch

What sense organ is thought to be the first sense that humans develop?

Smell

What sense organ pertains to the nose, which contains the nostrils and is used for breathing and smelling?

Taste

What sense organs refers to the thought of flavor felt in the mouth and throat in touch with any substances?

Hearing

What sense organ refers to the perception of sound?

Kinesthesia

What is the feeling of motion?

- CT

- MRI

- Sonography

- Nuclear Medicine (function)

What are the imaging modalities used for the sensory organs?

Sensation

What is the process of gathering information about the world and responding to stimuli?

Stimuli

What is a thing or event that evokes a specific functional reaction in an organ or tissue?

The brain

What receives signals from the senses, continuously receives information from the environment, interprets these signals, and causes the body to respond, either chemically or physically?

Collect various stimuli (sounds or smells) for transduction

During sensation, what do the sense organs do?

Transduction

What refers to transforming information into a form that can be understood by the brain?

signal / collection / transduction / processing / action

Processing Stimuli

__________ ➜ ____________ ➜ ______________ ➜ ______________ ➜ _____________

Sialogram

What is the radiographic visualization of the salivary glands and ducts?

Parotid Gland

What salivary gland is located below the ear by the TMJ?

Duct of Parotid (Parotid Duct)

What salivary duct in the mouth opens opposite to the 2nd upper molar?

Submandibular Glands

What salivary gland is medial to the body of the mandible, right below the gonions of the mandible?

Submandibular Duct

What salivary duct empties at the base of the frenulum?

Frenulum

What is the attachment to the bottom of the tounge called?

Sublingual Gland

What salivary gland is located under the floor of the mouth and is the smallest of all the glands?

12

How many small sublingual ducts are below the tongue?

Calculi, strictures, fistulae, tumors, lack of salivation

What are the indications for a sialogram?

Severe inflammation of salivary ducts and contrast sensitivity

What are the contraindications for a sialogram?

- scout

- lemon / dilates

- cannula

- contrast / images

- lemon / empties

Sialogram Procedure

- Take __________ of mandible

- Give patient _____________ to suck on (____________ ducts)

- Insert ________ in ducts

- Inject ___________ and take _________

- Give patient __________ again (__________ ducts)

Oily and Water Soluable iodinated contrast media

What types of contrast media is used for a sialogram procedure?