lab practical

Question 1

the telencephalon is at the level of what things?

Answer 1

lateral ventricles and cranial nerve I

Question 2

what is cranial nerve I?

Answer 2

olfactory

Question 3

what major things does the telencephalon include?

Answer 3

internal capsule
corpus callosum
basal ganglia
cerebral hemispheres

Question 4

what separates the telencephalon from the diencephalon?

Answer 4

foramen of munro

optic chiasma

Question 5

what are the parts of the corpus collusum?

Answer 5

rostrum
genu
body
splenium

Question 6

what is the covering of the lateral ventricles called?

Answer 6

septum pellucidum

Question 7

what are the parts of the fornix? where are they? (anterior portion etc.)

Answer 7

column=anterior
body=middle
crus=posterior

Question 8

what are the sulci in the posterior portion of the brain that you need to know and describe them.

Answer 8

parieto occipital obvious

calcarine=divides the occipital lobe

Question 9

the diencephalon is at the same level as what things?

Answer 9

3rd ventricle

cranial nerve II

Question 10

what is cranial nerve II?

Answer 10

optic nerve

Question 11

what major things does the diencephalon contain?

Answer 11

epithalimus
thalamus
subthalamus
hypothalmus
most of 3rd ventricle

Question 12

what is the valley between the hypothalamus and the thalamus called?

Answer 12

hypothalamic sulcus

Question 13

what is the stalk of the pituitary gland called?

Answer 13

infundibulum

Question 14

is the pineal body anterior or posterior?

Answer 14

posterior

Question 15

what makes up the plane that separates the diencephalon from the mesencephalon?

Answer 15

the plane stretched form the posterior commissure to the posterior limit of the mammillary bodies

Question 16

what is the middle of the X of the optic nerve called?

Answer 16

optic chiasma

Question 17

what is the part of the optic nerve that extends backwards into the more posterior portion of the brain called?

Answer 17

optic tract

Question 18

what are the two portions of the tectum called?

Answer 18

superior colliculus

inferior colliculus

Question 19

what 2 things must you identify on the brain stem model?

Answer 19

medial geniculate body

lateral geniculate body

Question 20

what is the little valley that runs into the 4th ventricle called?

Answer 20

the cerebral aqueduct

Question 21

what two things make up the cerebral peduncle?

Answer 21

tegmentum

basis

Question 22

what is another name for the tectum?

Answer 22

corpora quadrigemina

Question 23

what are the sulcus and gyrus that surround the limbic lobe called?

Answer 23

cingulate

Question 24

the metencephalon is at the level of what things?

Answer 24

4th ventricle

cranial nerves 5, 6, 7, 8

Question 25

what does the metencephalon contain?

Answer 25

pons and cerebellum

Question 26

what are the different peduncles?

Answer 26

superior cerebellar middle cerebellar inferior cerebellar DO NOT CONFUSE WITH THE CEREBRAL PEDUNCLE

Question 27

what is a peduncle

Answer 27

a stalklike structure composed of white matter, connecting various regions of the brain

Question 28

the mesencephalon is at the level of what?

Answer 28

cerebral aqueduct and cranial nerves 3 and 4

Question 29

what is the mesencephalon made of?

Answer 29

superior and inferior colliculi, crus cerebri, cerebral aqueduct

Question 30

where is the substantia nigra?

Answer 30

mesencephalon

Question 31

what is the mylencephalon?

Answer 31

brain stem immediately rostral to the first spinal nerve

Question 32

what is the border between the metencephalon and the myelencephalon?

Answer 32

most caudal part of the pons

Question 33

what are the sulci on the front and back of the brainstem called?

Answer 33

ventral median sulcus VMS | dorsal median sulcus DMS

Question 34

what does the myelencephalon contain?

Answer 34

pyramid, olive, cranial nerves 9-12

Question 35

if you have to identify 2 things on the dura matter of the brain, what will they be?

Answer 35

``` falx cerebri (superior sagittal sinus) falx ceribelli ```

Question 36

what are 4 sinuses in the skull?

Answer 36

frontal ethmoid sphenoid maxillary

Question 37

what is the function of the medial pterygoid plates?

Answer 37

attachments for palatine muscles

Question 38

what bones are the mastoid and styloid processes on?

Answer 38

temporal

Question 39

what is the portion of the occipital bone that is anterior to the magnum foramen called?

Answer 39

basilar

Question 40

what are the bumps lateral to the magnum foramen on the occipital bone called?

Answer 40

occipital condyles

Question 41

what bone is the cribiform plate and crista galli on?

Answer 41

ethmoid

Question 42

what is the bump on the sphenoid bone called?

Answer 42

sella turcica

Question 43

what are the fossa of the skull?

Answer 43

anterior cranial fossa middle cranial fossa posterior cranial fossa

Question 44

name the parts of the mandible

Answer 44

``` body ramus angle head coronoid process ```

Question 45

what is the ridge of the temporal bone called?

Answer 45

petrous ridge