Neuroanatomy

Question 1

What is a nerve net?

Answer 1

Neurones in a net system with no central system

Question 2

What is cephilization?

Answer 2

Formation of a head

Question 3

Where can nerve nets be found?

Answer 3

Invertebrates

Question 4

In nerve nets action potentials can travel….

Answer 4

Bidirectionally

Question 5

What is a nerve ring?

Answer 5

A central nerve ring with radial nerves,that have their own nerve nets. Found in starfish (Echinoderm)

Question 6

Bilaterally symetrical animals have?

Answer 6

A cluster of neutrons known as a ganglia, and 2 nerve cords running length of body. ( more complex control of muscles)

Question 7

Why does the brain have sulci and gyri?

Answer 7

Increase packing of the brain into the skull.

Question 8

What is the forebrain called?

Answer 8

Pasencephalon

Question 9

What is the telencephalon?

Answer 9

Cerebrum

Question 10

What is the diencephalon?

Answer 10

Thalamus and hypothalamus

Question 11

Midbrain is called?

Answer 11

Mesencephalon

Question 12

Hindbrain is called?

Answer 12

Rhombencephalon

Question 13

Scientific name of medulla is…

Answer 13

Myelencephalon

Question 14

Melencephalon is made up of what?

Answer 14

Pons and cerebellum

Question 15

Frontal lobe is functional area of…

Answer 15

Primary and premotor function

Question 16

Parietal lobe is functional area of…

Answer 16

Sensory and somatosensory

Question 17

Occipital lobe is functional area of….

Answer 17

Primary visual and visual association

Question 18

Temporal lobe is functional area of…

Answer 18

Auditory and auditory association

Question 19

What is white matter?

Answer 19

Where Myelinated axons reside

Question 20

What is gray matter?

Answer 20

Where cell bodies reside

Question 21

Coronal plane is where?

Answer 21

Cuts from ear to ear

Question 22

Saggital plane cuts where?

Answer 22

From front to back vertically

Question 23

Horizontal plane cuts from?

Answer 23

Front to back horizontally

Question 24

Rostral side of an animal?

Answer 24

Front of an animal

Question 25

Caudal side of an animal?

Answer 25

Tail/ back of animal

Question 26

The 3 meninges are?

Answer 26

Dura, arachnoid and pia

Question 27

The dura is….

Answer 27

Outermost strongest layer that connects to the bone

Question 28

Arachnoid layer ….

Answer 28

Adheres close to the dura, has subarachnoid space- which contains CSF

Question 29

Pia is….

Answer 29

Deepest layer and is in contact with the CNS

Question 30

Cerebrospinal fluid is….

Answer 30

A cell free clear liquid produced by the choroid plexuses

Question 31

Where is CSF produced?

Answer 31

In the choroid plexuses

Question 32

What connects both hemispheres of the brain?

Answer 32

Corpus callosum

Question 33

What’s the function of the brain stem?

Answer 33

Serves as a conduit for afferent and efferent information, and controls homeostatic functions

Question 34

Cerebellum functions?

Answer 34

Refines movement using afferent information by comparing sensory and premotor information

Question 35

What is the spinal cord?

Answer 35

A two way impulse conduction path way

Question 36

Where do sensory nerves enter the spine?

Answer 36

They enter the dorsal root ganglion

Question 37

Where do motor nerves leave the spinal cord?

Answer 37

They leave through the ventral root

Question 38

Parts of a reflex arc….

Answer 38

Receptor, sensory neurone, integration centre, motor neurone and effector