1. ectoderm Nervous tissue comes from
a. mesoderm
b. endoderm
c. ectoderm
2. a. in the dorsal root gan- Pseudounopolicular neurons are found in the
glion a. dorsal root ganglion
b. retina, inner ear, upper part of nasal cavity
c. brain
3. b. retina, inner ear, upper Bipolar neurons are found in the
part of nasal cavity a. dorsal root ganglion
b. retina, inner ear, upper part of nasal cavity
c. brain
4. brain multipolar neurons are found in the
a. dorsal root ganglion
b. retina, inner ear, upper part of nasal cavity
c. brain
5. b. cerebral cortex Pyramidal cells are located in the
a. cerebellum
b. cerebral cortex
6. cerebellum purkinje cells are located in the
a. cerebellum
b. cerebral cortex
7. CNS: oligodendrocytes Which cells produce myelin in the CNS and
PNS: Schwann Cell PNS?
8. Aggregation of RER and What are nissl bodies?
SER. They function in pro-
tein synthesis.
9. RER In the axon hillock, which is absent?
a. SER
b. RER
10. Parkinson's disease identify the disease
, IHP Final Exam
11. Degenerated neurons do What is the issue in Parkinson's disease?
not secrete dopamine. Af-
fects substantia niagra.
12. Satellite cells that surround Identify
cell bodies of neurons in pe-
ripheral ganglia
13. false T/F: Purkinje fibers in the cerebellum accumu-
late lipofuscin
14. bipolar, multipolar, Identify the neurons from left to right
pseudounipolar
15. b. antibodies that de- What is myasthenia gravis?
stroy communication be- a. toxin that blocks calcium channel and caus-
tween nerve and muscle es muscle paralysis
b. antibodies that destroy communication be-
tween nerve and muscle
16. a. toxin that blocks calcium What is puffer fish?
channel and causes muscle a. toxin that blocks calcium channel and caus-
paralysis es muscle paralysis
b. antibodies that destroy communication be-
tween nerve and muscle
, IHP Final Exam
17. I. GABA: inhibitory identify the following as inhibitory or excitatory
II. Glycine: inhibitory I. GABA
III. Glutamine: excitatory II. Glycine
III. Glutamine
18. continuous endothelium What is the blood brain barrier?
containing very few pinocy-
totic vesicles and basal lam-
ina surrounded by vascular
feet
19. Axons: transmits impulse Describe axons vs. dendrites
- from cell body at axon
hillock
- longer
Dendrites: receive stimuli
20. phagocytic cells, member of Microglia
MPS,
21. Mitosis, gliosis Neuroglia multiply by to cause
22. astrocyte What is the most numerous?
a. microglia
b. olgidodendrocytes
c. astrocyte
23. astrocytes Which cell provides nutrition through the
blood brain barrier?
24. Plasmalemma of schwann What is the myelin sheath?
cells surrounding axon to
improve conducting electri-
cal potentials
25. Devoid of myelin sheath What is a ranvier node?
between two adjacent
Schwann cells