Physiological Psych Lab Quiz 1

Front 1

Dorsal

Back 1

moving towards the top of the brain;
a dorsal view looks down on top of the brain

Front 2

Ventral

Back 2

moving towards the bottom of the brain;
a ventral view looks at the bottom of the brain

Front 3

Superior

Back 3

Above;
a structure __________ to another is above it

Front 4

Inferior

Back 4

Below;

a structure ___________ to another is below it

Front 5

Medial

Back 5

moving towards the midline of the brain;

this view looks at the midline

Front 6

Lateral

Back 6

moving away from the midline of the brain;

this view looks at the side of a brain

Front 7

Rostral

Back 7

moving towards the front of the brain;

a structure ___________ to another is in front of it

Front 8

Caudal

Back 8

moving towards the back of the brain;

a structure __________ to another is behind it

Front 9

Anterior

Back 9

synonymous with rostral

front

Front 10

Posterior

Back 10

synonymous with caudal

back

Front 11

Sagittal

Back 11

plane of section cut down the midline, between the cerebral hemispheres;

this section is also made perpendicular to the ground

(divides into left and right)

Front 12

Parasagittal

Back 12

planes of section cut parallel to a sagittal cut but off the midline

Front 13

Horizontals

Back 13

Planes of section cut rostrally to caudally, parallel to ground

(Transverse plane)
(divides into top and bottom)

Front 14

Coronals

Back 14

planes of section cut dorsally to ventrally, perpendicular to both ground and a sagittal cut

(divides into front and back)

Front 15

CNS

Back 15

brain and spinal cord

Front 16

PNS

Back 16

all neural structures outside of the brain and spinal cord

Front 17

Neuron

Back 17

functional unit/cell of nervous system

Front 18

Nucleus

Back 18

collection of neurons with common function AND location in the CNS

Front 19

Ganglion

Back 19

collection of neurons with common function AND location in the PNS

Front 20

Axon

Back 20

any fiber extension of a neuron providing communication from one cell to another

Front 21

Fasciculus

Back 21

a SMALL collection of axons in the CNS

Front 22

Tract

Back 22

a MEDIUM collection of axons in the CNS

Front 23

Peduncle

Back 23

a LARGE collection of axons in the CNS

Front 24

Commissure

Back 24

any collection of axons in the CNS that CROSSES the midline AND connects symmetrical structures from each hemisphere

Ex: corpus callosum

Front 25

Nerve

Back 25

any collection of axons in the PNS