Download Nervous System Video Guide

Name__________________________________________
Hour____
The Nervous System
1. The human neural system can be divided into the
____________________nervous system and the ____________________
nervous system.
2. What does CNS stand for? ___________________________________
3. What are the two main parts of the CNS? ________________________
4. The central canal of the spinal cord and the ventricles in the brain are filled
with ________________________________fluid.
5. Cerebrospinal fluid circulates ___________________, ________________
and _________________________________________.
6. The cerebrospinal fluid also provides __________________, _____________
and acts as a ________________________________.
7.
The tissue of the central nervous system consists of _____________ and
___________________.
8. The basic units that carry electrochemical signals throughout the CNS, are
_________________________.
9. A stimulus sends a signal to a sensory ________________ which transfers to
the________________________neuron.
________________________
and
then
The
the
signal
motor
travels
neuron
to
the
along
a
_______________________________________ axon until it reaches the
______________________.
10. What is a synapse? __________________________________________
11. The startle reflex is an example of a simple _________________.
12. How many nerve cells are there in a human brain? ____________________
13. What are the two types of matter found in the brain? _________________
____________________________________________________________
14. Why is white matter called white matter? _________________________
15. Unmyelinated matter and cell bodies are called _______________ matter.
16. Lateralization is the division of labor between the two _______________ of
the brain.
17.
In most people, the left hemisphere of the cerebral cortex controls
____________________, ___________________ and ________________.
18. The right hemisphere is more in control of the ________________ and
___________________skills, __________________, __________________
and ____________________ abilities.
19. Both the right and left hemispheres are identical in structure and use the
___________callosum to communicate with each other.
20. Meninges are three protective tissue layers that form an envelope over the
_______________________________ and ___________________ cord.
21. The brain is divided into three regions, the ________________________,
________________________ and ________________________.
22.
The
forebrain
consists
of
the
__________________________,
____________________________ ,____________________________,
_________________________ and the five lobes of the _______________
cortex.
23. The hypothalamus controls ___________________________ reflexes.
24. Basal ganglia relays _________________________ impulses.
25. The cerebral cortex is divided into five lobes: the ___________________
the________________________, the____________________, the
_______________________ and the _______________________ lobes.
26. Abstract thinking and ______________ control are processed in the
______________________________ lobe.
27. Hearing, ______________ and ________________ are processed in the
_____________________ lobe.
28. The midbrain receives __________________information from the medulla
__________________________.
29. The reticular formation stimulates ________________during emergencies
by activating the __________________________.
30. The hindbrain includes the medulla oblongata, the ______________ and the
___________________________.
31.
Homeostatic functions such as heart rate, blood pressure, respiration and
___________________________________ are controlled by the medulla
oblongata. It also controls swallowing, ______________ and ______________.
32.
The medulla oblongata and the pons transmit information between the
cerebellum
and
the
midbrain
as
well
as
the
cerebrum
and
the
_________________________.
33. The cerebellum coordinates ___________________ and ______________.
34. The hypothalamus controls _____________ temperature, water_________,
__________________, sexual activity, ____________and __________ .
It also produces the posterior pituitary hormones and release hormones that
control secretions of the anterior ________________.
35. What does MRI stand for? _____________________________________
36. What is the difference between a CT scanner and an MRI?_____________
____________________________________________________________
____________________________________________________________
37. There are over _____ neurotransmitters in the brain.
38. Neurotransmitters include amino acids like ______________________,
__________________ and ____________________________________.
39. Peptides include _________________________, _________________,
_____________________________ and _________________________.
40.
Norepinephrine, serotonin and dopamine serve as neurotransmitters in the
structures that regulate _________________, __________________,
________________, ______________________ and_________________.
41. The brain is protected against potential harmful substances in the bloodstream
by the _____________ barrier.
42. Headaches are caused by a referred pain ________________ of the brain.
43. Substances that adversely affect the neurotransmitters of the brain are
_______________, _________________ and _______________________.