L14. Head and Neck 1 Flashcards
What is the name given to the jointing points of the skull bones?
Cranial sutures
Give the names for the following sutures
\ / (face)
|
|
/ \ (neck)
Coronal Coronal
Sagittal
Lambdoid Lambdoid
What is the name given to the joins between the skull bones? eg :
\ /
|
or
|
/ \
Fontanelles
How long does it take the front and back fontanelles to close?
Front : 2 years
Back : 2 months
Name the 5 cranial bones seen from above.
S - Sphenoid T - Temporal E - Ethmoid F - Frontal O - Occipital
Order from front to back: E 3 F 4 S 1 T2 O 5
Where is the ethmoid bone located?
Behind the eyes.
Where is the lacrimal bone located?
Behind the tear ducts
Where is the nasal bone located?
At the nose
Where is the zygoma bone located?
cheeckbones
What is the maxilla bone?
Upper jaw
What is the mandible bone?
Lower jaw
Where is the frontal bone located?
Forehead
Where is the sphenoid bone located?
temples
Where is the temporal bone located?
in front and below ears
Where is the parietal bone located?
hair-covered head region
Where is the occipital bone located?
Nape of neck
Does the common carotid artery contain oxygenated or deoxygenated blood?
Oxygenated blood
Where does the common carotid artery divide and into what?
It divides into the external and internal carotid artery in the neck.
Describe the branches of the internal carotid artery.
It has no branches until it reaches the brain.
Describe the branches of the external carotid artery.
It branches to supply the exterior of the head and neck.
Which vein, artery and nerve run through the parotid gland?
The external carotid’s vein, artery and nerve.
Which structure drains inside the skull and most head and neck structures?
The internal jugular vein
What are meninges?
3 membranes that line the skull.
Name the 3 meninges.
PAD:
Pia mater (innermost) (soft)
Arachnoid mater
Dura mater (outermost) (hard)
Name the sinuses that drain the brain.
Dural venous sinuses.
If facial lesions are continuously picked, which sinuses can end up blocked?
Cavernous sinuses
When can a pulse be detected?
When arteries with blood pass over a bony prominence
What is a normal heart rate?
60-80bpm
