Neuroanatomy

Question 1

Which structure connects the two cerebral hemispheres?

Answer 1

Corpus callosum

Question 2

What structures does the central sulcus separate?

Answer 2

Frontal and parietal lobes

Question 3

Which structures does the lateral sulcus separate?

Answer 3

Frontal and parietal lobes from the temporal lobe

Question 4

Where is the primary motor cortex found?

Answer 4

Pre central gyrus

Question 5

Where is the primary somatosensory cortex found?

Answer 5

Post central gyrus

Question 6

What is the role of the superior temporal gyrus?

Answer 6

Reception and processing of sound

Question 7

Where is the primary auditory cortex located?

Answer 7

Temporal lobe

Question 8

Where is the primary visual cortex located?

Answer 8

Occipital lobe

Question 9

Which embryological structure is the cerebrum derived from?

Answer 9

Prosencephalon

Question 10

Name the layer of dura matter which separates the cerebrum and cerebellum

Answer 10

Tentorium cerebelli

Question 11

Name the structures which connects the two cerebellar hemispheres

Answer 11

Vermis

Question 12

Which cranial nerve supplies the dura of the brain?

Answer 12

Trigeminal nerve

Question 13

What is the embryological origin of the olfactory nerve?

Answer 13

Olfactory placode

Question 14

Where is the primary olfactory cortex located?

Answer 14

Uncus of the temporal lobe

Question 15

What hormone does the pineal gland secrete?

Answer 15

Melatonin

Question 16

Which part nuclei of the basal ganglia are found on the lateral wall of the lateral ventricle?

Answer 16

Caudate nucleus

Question 17

Which structure separates the caudate nucleus and the putamen?

Answer 17

Internal capsule

Question 18

Name the part of the sphenoid bone that the pituitary gland is located within

Answer 18

Sella turcica

Question 19

Name the fold of dural matter which covers the pituitary superiorly

Answer 19

Diaphragma sellae

Question 20

Which cranial nerves pass through the superior orbital fissure?

Answer 20

Oculomotor
Trochlear
Ophthalmic
Abducens

Question 21

Which cranial nerve passes through the foramen rotundum?

Answer 21

Maxillary branch of CN V

Question 22

Which cranial nerve passes through the foramen ovale?

Answer 22

Mandibular branch of CN V

Question 23

Which cranial nerves pass through the internal acoustic meatus?

Answer 23

Facial
Vesibulocochlear

Question 24

Which cranial nerves pass through the jugular foramen?

Answer 24

Glossopharyngeal
Vagus
Accessory

Question 25

Which nerve supplies superior oblique?

Answer 25

Trochlear

Question 26

Which nerve supplies lateral rectus?

Answer 26

Abducens

Question 27

Which nerve supplies the carotid body and sinus?

Answer 27

Glossopharyngeal

Question 28

Which nerve supplies the parotid gland?

Answer 28

Glossopharyngeal

Question 29

Which muscles are supplied by the accessory nerve?

Answer 29

SCM Trapezius

Question 30

Which extrinsic tongue muscle is not suppled by the hypoglossal nerve?

Answer 30

Palatoglossus

Question 31

Where do fibres from the dorsal columns decussate?

Answer 31

Medulla

Question 32

Where do fibres of the spinothalamic tracts first synapse?

Answer 32

Substantia gelatinosa in the dorsal horn

Question 33

Where do spinothalamic fibres decussate?

Answer 33

1-2 spinal levels above origin in spinal cord

Question 34

Which is information is transmitted by the anterior spinothalamic tract?

Answer 34

Crude touch and pressure

Question 35

Which is information is transmitted by the lateral spinothalamic tract?

Answer 35

Pain and temperature

Question 36

Which infection cna cause injury to the dorsal columns?

Answer 36

Syphilis (tabes dorsalis)

Question 37

What spinal level does the common carotid artery bifurcate?

Answer 37

C4

Question 38

The vertebral arteries are a branch of which artery?

Answer 38

Subclavian

Question 39

Which arteries are found in the foramen transversarium of the cervical vertebrae?

Answer 39

Vertebral arteries

Question 40

Which two vessels form the basilar artery?

Answer 40

Left and right vertebral arteries

Question 41

Name the structures which pass through the cavernous sinus

Answer 41

CN III, IV, V1, V2, VI Carotid plexus Internal carotid artery

Question 42

What route is commonly the cause of spread of infection from extracranial to intracranial structure?

Answer 42

Anastomosis between facial vein and superior ophthalmic veins

Question 43

Which structure produces CSF?

Answer 43

Choroid plexus

Question 44

Which structure connects the lateral ventricles to the third ventricle?

Answer 44

Foramen of Monro

Question 45

Which structure connects the third and fourth ventricles?

Answer 45

Cerebral aqueduct

Question 46

Where is the choroid plexus found?

Answer 46

Lining of the cerebral ventricles