BEHAVIORAL NEUROSCIENCE
PRACTICE FINAL EXAM QUESTIONS
AND ANSWERS
A slice through the brain parallel to the ground - Answer-Horizontal plane
A slice through the brain parallel to the neuraxis and perpendicular to the ground -
Answer-Sagittal section
The plane through the neuraxis perpendicular to the ground; divides the brain into
two symmetrical halves - Answer-Midsagittal plane
The three layers of tissue that encase the CNS - Answer-Meninges
The outermost of the meninges - Answer-Dura mater
The middle layer of the meninges, located between the outer dura mater and inner
pia mater - Answer-Arachnoid membrane
The layer of the meninges that clings to the surface of the brain - Answer-Pia mater
The fluid-filled space that cushions the brain - Answer-Subarachnoid space
A clear fluid that fills the ventricular system of the brain and the subarachnoid space
surrounding the brain and spinal cord - Answer-Cerebrospinal fluid (CSF)
A hollow space within the brain that is filled with CSF - Answer-Ventricle
One of the two ventricles located in the center of the telencephalon - Answer-Lateral
ventricle
The ventricle located in the center of the diencephalon - Answer-Third ventricle
A narrow tube interconnecting the third and fourth ventricles of the brain, located in
the center of the mesencephalon - Answer-Cerebral aqueduct
The ventricle located between the cerebellum and the dorsal pons, in the center of
the metencephalon - Answer-Fourth ventricle
The highly vascular tissue that protrudes into the ventricles and produces CSF -
Answer-Choroid plexus
What exchanges every 3 sodium ions out of an axon for every 2 potassium ions they
push in? - Answer-Sodium-potassium transporters
The inflow of ______ into a cell causes an action potential - Answer-Sodium
, Once sodium enters a cell ______ leaves the cell - Answer-Potassium
What does the refractory period mean, with regard to an action potential? - Answer-
No more sodium can enter the cell
During hyperpolarization, which ion causes the drop in membrane potential below
the resting -70 mV? - Answer-Potassium
Alterations in the membrane potential of a postsynaptic neuron, produced by
liberation of neurotransmitter at the synapse - Answer-Postsynaptic potential
Where are neurotransmitters stored? - Answer-Synaptic vesicles
A depolarization of the postsynaptic membrane of a synapse caused by the
liberation of a neurotransmitter by the terminal button - Answer-Excitatory
postsynaptic potential
A hyperpolarization of the postsynaptic membrane of a synapse caused by the
liberation of a neurotransmitter by the terminal button - Answer-Inhibitory
postsynaptic potential
What ion causes the release of a neurotransmitter? - Answer-Calcium
A receptor molecule located on a neuron that responds to the neurotransmitter
released by that neuron - Answer-Autoreceptor
Located near or toward the head - Answer-Anterior
Located near or toward the tail - Answer-Posterior
Toward the beak - Answer-Rostral
Toward the tail - Answer-Caudal
Toward the back - Answer-Dorsal
Toward the belly - Answer-Ventral
Toward the side of the body - Answer-Lateral
Toward the middle - Answer-Medial
Located on the same side of the body - Answer-Ipsilateral
Located on the opposite side of the body - Answer-Contralateral
A slice taken at right angles to the neuraxis - Answer-Cross section
A slice through the brain parallel to the forehead - Answer-Frontal section
PRACTICE FINAL EXAM QUESTIONS
AND ANSWERS
A slice through the brain parallel to the ground - Answer-Horizontal plane
A slice through the brain parallel to the neuraxis and perpendicular to the ground -
Answer-Sagittal section
The plane through the neuraxis perpendicular to the ground; divides the brain into
two symmetrical halves - Answer-Midsagittal plane
The three layers of tissue that encase the CNS - Answer-Meninges
The outermost of the meninges - Answer-Dura mater
The middle layer of the meninges, located between the outer dura mater and inner
pia mater - Answer-Arachnoid membrane
The layer of the meninges that clings to the surface of the brain - Answer-Pia mater
The fluid-filled space that cushions the brain - Answer-Subarachnoid space
A clear fluid that fills the ventricular system of the brain and the subarachnoid space
surrounding the brain and spinal cord - Answer-Cerebrospinal fluid (CSF)
A hollow space within the brain that is filled with CSF - Answer-Ventricle
One of the two ventricles located in the center of the telencephalon - Answer-Lateral
ventricle
The ventricle located in the center of the diencephalon - Answer-Third ventricle
A narrow tube interconnecting the third and fourth ventricles of the brain, located in
the center of the mesencephalon - Answer-Cerebral aqueduct
The ventricle located between the cerebellum and the dorsal pons, in the center of
the metencephalon - Answer-Fourth ventricle
The highly vascular tissue that protrudes into the ventricles and produces CSF -
Answer-Choroid plexus
What exchanges every 3 sodium ions out of an axon for every 2 potassium ions they
push in? - Answer-Sodium-potassium transporters
The inflow of ______ into a cell causes an action potential - Answer-Sodium
, Once sodium enters a cell ______ leaves the cell - Answer-Potassium
What does the refractory period mean, with regard to an action potential? - Answer-
No more sodium can enter the cell
During hyperpolarization, which ion causes the drop in membrane potential below
the resting -70 mV? - Answer-Potassium
Alterations in the membrane potential of a postsynaptic neuron, produced by
liberation of neurotransmitter at the synapse - Answer-Postsynaptic potential
Where are neurotransmitters stored? - Answer-Synaptic vesicles
A depolarization of the postsynaptic membrane of a synapse caused by the
liberation of a neurotransmitter by the terminal button - Answer-Excitatory
postsynaptic potential
A hyperpolarization of the postsynaptic membrane of a synapse caused by the
liberation of a neurotransmitter by the terminal button - Answer-Inhibitory
postsynaptic potential
What ion causes the release of a neurotransmitter? - Answer-Calcium
A receptor molecule located on a neuron that responds to the neurotransmitter
released by that neuron - Answer-Autoreceptor
Located near or toward the head - Answer-Anterior
Located near or toward the tail - Answer-Posterior
Toward the beak - Answer-Rostral
Toward the tail - Answer-Caudal
Toward the back - Answer-Dorsal
Toward the belly - Answer-Ventral
Toward the side of the body - Answer-Lateral
Toward the middle - Answer-Medial
Located on the same side of the body - Answer-Ipsilateral
Located on the opposite side of the body - Answer-Contralateral
A slice taken at right angles to the neuraxis - Answer-Cross section
A slice through the brain parallel to the forehead - Answer-Frontal section
