Cranium and Face test 3 cross sectional
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282 Terms
How many cranial bones are there?
8 cranial bones
What sinus cancer eats up the floor of the orbit?
Maxillary sinus cancer
What major opening is in the occipital bone?
Foramen magnum
What is found on the ethmoid bone for falx cerebri attachment?
Crista galli
What structures are found on the sphenoid bone?
Dorsum sellae and sella turcica
What is the petrous ridge?
The dense part of the temporal bone that houses the inner ear structures
What bone is the clivus part of?
Occipital bone
What does the vertex refer to?
The top of the head
In non-coplanar beams, what motion can occur?
Floor kick or yaw
In coplanar beams, what motion does not occur?
Floor kick
What is the superior point between the parietal bones?
The vertex
Most head and neck cancers are what type of carcinoma?
Squamous cell carcinoma
What cancers are adenocarcinoma instead of squamous in the head and neck?
Hard palate and salivary gland cancers
The cribriform plate and crista galli are part of which bone?
Ethmoid bone
What does the infundibulum connect?
The pituitary gland to the hypothalamus
What is another name for the pituitary gland?
Hypophysis
What passes through the optic canal?
Optic nerves
Where are the medial and lateral rectus muscles located?
On the sides of the optic nerve
Which cranial bone articulates with all other cranial bones?
Sphenoid bone
What separates the cerebellum and cerebrum?
Tentorium cerebelli
What tumor blocks the fourth ventricle and can cause hydrocephalus?
Medulloblastoma
How is hydrocephalus from medulloblastoma treated?
Treat entire brain and spine
What does CT imaging provide?
3D view of anatomy
What is the difference between sagittal and midsagittal planes?
Sagittal = unequal parts, midsagittal = equal division
Does MRI use reconstruction of planes?
No, each plane must be imaged directly
Does CT use reconstruction of planes?
Yes, reconstructed in 3 planes
What imaging modality is best for soft tissue?
MRI
What does ventral mean?
Front
What does dorsal mean?
Back
What does cephalic mean?
Toward the head
What does caudal mean?
Toward the feet
What does bilateral mean?
Both sides at the same time
What does ipsilateral mean?
Same side
What does contralateral mean?
Opposite side
What does antebrachial refer to?
Forearm
What does antecubital refer to?
Front of the elbow
What does brachial refer to?
Upper arm
What does buccal refer to?
Cheek
What does carpal refer to?
Wrist
What does cephalic refer to?
Head
What does cervical refer to?
Neck
What does costal refer to?
Ribs
What does cubital refer to?
Posterior surface of elbow
What does cutaneous refer to?
Skin
What does flank refer to?
Side of the trunk
What does inguinal refer to?
Groin area
What does ophthalmic refer to?
Eye
What does otic refer to?
Ear
What does pectoral/mammary refer to?
Upper chest or breast
What does pedal refer to?
Foot
What does perineal refer to?
Perineum
What does plantar refer to?
Sole of the foot
What does popliteal refer to?
Back of the knee
What does tarsal refer to?
Ankle
What does umbilical refer to?
Navel
What does vertebral refer to?
Spine
Where does the pelvis start and end?
From sacral promontory down
Where does the abdomen start and end?
Sacral promontory to diaphragm
Where does the thorax start and end?
Diaphragm to shoulders
What is the lower border of the brain for whole brain setups?
Mastoid tip to supraorbital margin
What vertebral level is the vertebral prominence (non-bifid)?
C7
At what vertebral level is the aortic bifurcation?
L4
At what vertebral level is the carina?
T4
What arteries form the circle of Willis?
Vertebral arteries → basilar artery → circle of Willis
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