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EMT Chapter 26
Face and throat injuries
25
Medical
11/22/2008

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Term
2 parts to the head
Definition
1. Cranium or Skull, protects brain
2. Face
Term
Occiput
Definition
Most posterior part of the cranium
Term
Temporal regions of the cranium
Definition
Sides of the skull
Term
Parietal regions of cranium

Definition
Region between the occiput (back) and temporal (side) regions
Term
Forehead
Definition
Frontal region
Term
Superficial temporal artery
Definition
Anterior to the ear in the temporal region. Can be palpated.
Term
Face
Definition
Comprised of 6 major bones.
1. Nasal bone.
2. Two Maxillae (upper jawbones)
3. Two Zygomas (cheekbones)
4. Mandible (jawbone)
Term
Pinna
Definition
External, visible part of the ear. aka auricle
Term
tragus
Definition
Small flesh bulb immediately anterior to ear canal, superficial temporal artery can be felt just anterior to this.
Term
Mastoid Process
Definition
Bony mass at the base of the skull, about 1 inch posterior to the external opening to ear.
Term
Mandible
Definition
Forms the jaw and chin. Motion occurs at the Temporomandibular joint. TMJ. Just in front of the ear on either side of the face.
Term
Trachea
Definition
Connects the larynx and main passageways of the lungs.
Term
Sternocleidomastoid muscles.

Definition
Muscles that connect the base of the skull to the sternum and collarbones that allow movement of the head.
Term
Hematoma
Definition
Blunt injury that does not break the skin, but causes a break in the blood vessel wall leading to blood collecting under the skin. Common in minor soft tissue wounds of face and scalp given their rich blood supply.
Term
Epistaxis
Definition
Nosebleed, most common from digital trauma.
Anterior epistaxis-originate in area of the septum and bleed slowly.
Posterior epistaxis-more severe and can cause blood to drain into throat.
Term
Nasal cavity
Definition
Nasal cavity is divided into two sections or chambers divided by the septum.
Turbinates are the layers of bone covered by a moist lining in each chamber. There are superior, middle and inferior turbinates, as we breathe air is humidified as it moves through the nasal chambers and over the turbinates.
Term
External auditory canal
Definition
Ear canal leading from the pinna to the tympanic membrane, also known as the eardrum.
Term
Middle ear
Definition
3 small bones, hammer, anvil, and stirrup that move in response to sound waves hitting the tympanic membrane, eardrum.
Term
Eustachian Tube
Definition
connects the middle ear to the nasal cavity and is the internal auditory canal, Allows equalization of middle ear to compensate for pressure changes.
Term
Ear injuries
Definition
-Place soft padded dressing between ear and scalp.
-If ear is avulsed, wrap in moist sterile dressing and place in a plastic bag.
-leave any foreign object in the ear for a doctor to remove.
-check for clear fluid coming from ear. (csv)
Term
Controlling epistaxis
Definition
-position patient sitting, leaning forward
-apply direct pressure, pinching fleshy part of nostrils for 15 minutes
-keep patient calm and quiet
-apply ice over the nose.
Term
Facial fractures

Definition
-remove and save teeth and bone fragments and transport along.
-remove dentures, bridges to protect against airway obstruct.
-maintain airway.
-When transporting teeth, place in patients saliva or milk if possible.
Term
Neck injuries
Definition
-apply direct pressure to control bleeding
-use roller gauze to secure a dressing in place
-wrap the bandage around and under the patients shoulder
Term
Subcutaneous emphysema
Definition
air in the soft tissues. often caused by blunt or crushing trauma to the larynx or trachea leading to air escaping these areas and into the surrounding tissue. produces a crackling sensation.
Term
Care for Avulsed skin
Definition
If separated, wrap in sterile dressing, place in plastic bag and keep cool, never directly on ice.
If still attached, place the flap in a position as close to normal as possible, do not replace flaps visibly contaminated with dirt or other foreign matter.