Week 1: Station 1 - The Bony Skull General Features Flashcards
What is the most common type of joint in the skull?
Sutural (fibrous)
What are the three divisions of the bony skull?
- The neuro cranium
- The facial skull (viscera cranium)
- Mandible
What are the three parts of a skull bone?
- Periosteum
- Compact (cortical) bone
- Spongy (trabecular) bone
Which part of the skull bone houses red marrow?
Trabecular bone
Identify the coloured parts
Identify the labels
- Frontal bone
- Parietal bone
- Occipital bone
- Temporal bone
- Sphenoid bone
- Zygomatic bone
- Mandible
- Maxilla
- Vomer (inf. nasal concha)
- Nasal bone
- Lacrimal bone
- Ethmoid bone
What’s this and what bones form it?
Coronal Suture
- Frontal and parietal
What’s this and what bones form it?
Lambdoid
- Parietal and occipital
What’s this and what bones form it?
Occipitomastoid suture
- Occipital and temporal (mastoid part)
Identify the sagittal suture and what bones form it
2.
- Left and right parietal bone
What type of bones is the facial skull (viscera cranium) made up of?
Irregular bones
Which bones form the zygomatic arch?
- Temporal
- Zygomatic
Which bone is the styloid process part of?
Temporal
Which bone are the occipital condyles a part of?
Occipital
What are the three fossae that divide up the floor of the skull?
- Anterior cranial fossa
- Middle cranial fossa
- Posterioir cranial fossa
Study the diagram of the sphenoid bone and look for
- Greater wing
- Lesser wing
- Pituitary fossa
- Body
- Cribriform plate
- Crista galli
- Anterior cranial fossa
- Optic canal
- Foramen rotundum
- Foramen ovale
- Foramen spinosum
- Foramen lacerum
- Sella turcica
- Foramen magnum
- Hypoglossal canal
- Jugular foramen
- Internal acoustic meatus
- Superior orbital fissure
- Incisive foramen
- Inferior orbital fissure
- Palantine foramen
- Pterygoid plate
- Condylar foramen
- Stylomastoid foramen
- Carotid canal
- Styloid process
- Zygomatic arch
- Mastoid process
- Occipital condyle
- Mandibular fossa
- External occipital protuberance
plagiarised this quiz
https://www.sporcle.com/games/bef_0110/foramen_of_the_skull
but very useful
What are the two structures that pass through the foramen magnum?
Spinal cord
Right and left vertebral arteries
What are the three ear ossicles?
- Malleus
- Incus
- Stapes
Which part of the temporal bone houses the ear ossicles?
Petrous part of the temporal bone
