Cranial I

Question 1

How much of our body is water?

Answer 1

60%, 500ml produced per day

Question 2

CSF is how much water? Where does CSF go?

Answer 2

99%; CSF fluid goes to extra cranial lymphatics!

Question 3

What is the motion of CSF?

Answer 3

Fluctuant motion opposed to flow

Question 4

The reciprocal tension membrane has…

Answer 4

Mobility!

Question 5

Brain and spinal cord have inherent…..

Answer 5

Motility (coiling and uncoiling)!

Question 6

Cranial bones have articular….

Answer 6

Mobility (more about sutures)!

Question 7

The sacrum moves…

Answer 7

Involuntarily (between ilia - more related to respiratory motion)

Question 8

When does the Metopic suture close?

Answer 8

3-9 months old

Question 9

When does the coronal suture fuse?

Answer 9

20-50 yo

Question 10

Midpoint of the posterior margin of foramen magnum?

Answer 10

Opisthion

Question 11

Which of the following sutures is correctly matched with its landmark?a) Inion - midpoint on posterior margin of foramen magnumb) Bregma - junction of sagittal and coronal suturesc) Opisthion- junction of sagittal and lamboidal suturesd) Lambda - prominent part of the external occipital protuberance.

Answer 11

b) Bregma - junction of sagittal and coronal suturesBelow are the correct pairings!Opisthion - midpoint on posterior margin of foramen magnumBregma - jxn of sagittal and coronal sutures** Lambda - jxn of sagittal and lamboidal sutures**Inion - prominent part of the external occipital protuberance.

Question 12

The bridge of your nose where the frontal and nasal bone suture meet is called…..

Answer 12

Nasion!!

Question 13

Which of the following sutures is correctly matched with its landmark?a) Asterion- smooth prominence on frontal bone between and above the eyebrowsb) Pterion - meeting of frontal, parietal, sphenoid, and temporal bonesc) Nasion- junction of lambed suture, OM suture and parietomastoid sutured) Glabella - junction of frontal and nasal bone sutures

Answer 13

b) Pterion - meeting of frontal, parietal, sphenoid, and temporal bonesCorrect pairings below:- Glabella: smooth prominence on frontal bone between and above the eyebrows (close to mitopic suture)- Pterion: meeting of frontal, parietal, sphenoid, and temporal bones- Asterion: junction of lambed suture, OM suture and parietomastoid suture (more posterior)- Nasion: junction of frontal and nasal bone sutures

Question 14

WHat is the anterior attachment of the falx cerebri?

Answer 14

The Crista Galli, posterior to Glabella

Question 15

What is the posterior attachment of the falx cerebri?

Answer 15

Internal Occipital Protuberance, at the Inion

Question 16

Where is the one bone on bone articulation at birth?

Answer 16

OA

Question 17

Rapid growth of CNS causes….

Answer 17

Folding

Question 18

COmpressive forces create the cranial base while……

Answer 18

Stretching the vault

Question 19

Bones of the cranial base

Answer 19

Sphenoid, Ethmoid, Temporal (SET on the BASE)

Question 20

Membrane/Vault? She is going fast

Answer 20

…..

Question 21

Primary Respiratory Mechanism

Answer 21

“Breath of life”

Question 22

CSF has a ….motion

Answer 22

Fluctuant

Question 23

What secretes CSF in ventricles?

Answer 23

Choroid Plexuses

Question 24

Fxns of CSF?

Answer 24

Float/protect CNS, transport hormones, lymphatics of CNS

Question 25

What does the CSF contain?

Answer 25

Sodium, chloride, potassium, glucose

Question 26

The reciprocal tension membrane has two layers, the outer layer....

Answer 26

lines cranial cavity, inner periosteum............

Question 27

...

Answer 27

..

Question 28

The Brain and spinal cord have inherent motility. What is it like?

Answer 28

Subtle, slow, pulse, wavelike motionBiphasic (Inalation vs. Exhalation)

Question 29

The cranial bones exhibit....?

Answer 29

articular mobility

Question 30

What are the adult sutures?

Answer 30

Serrate, squamous, harmonic and Squa....

Question 31

"Beveled like gills of a fish" is a term described on the beveling that is located on which site?

Answer 31

External / out side`

Question 32

T or F: the sacrum moves voluntarily

Answer 32

F: The sacrum moves INVOLUNTARILY

Question 33

poles and axis?

Answer 33

??

Question 34

T or F: The cranial rhythmic impulse cycles at 10-14 times per minute

Answer 34

True

Question 35

In the cranium,

Answer 35

...

Question 36

Which is not a midline bone? Which lines do this move in?Occiputsphenoidparietalsacrumethmoidvomer

Answer 36

parietal;Midline bones ONLY move in flexion and extension

Question 37

Which is not a paired bone? (note, there are much more than this list) What motion do these bones move in?a) Temporalb) Frontalc) Zygomad) Maxillae) Sphenoid

Answer 37

e) SphenoidPaired bones only move in EXTERNAL and INTERNAL rotation.

Question 38

When the midline bones in flexion, where do the paired bones move?

Answer 38

Flexion= External rotation

Question 39

When the midline bones in extension, where do the paired bones move?

Answer 39

Extension: internal rotation

Question 40

In cranial flexion what is occurring?

Answer 40

InhalationMidline structures:- Sacrum base rotates posterior/superior- SBS rises