General Anatomy and Physiology Unit 3

 
Rate:
rated
0.00
 by 0 people

Take this exam

Insert a "Take this exam" button on your site:
1
This detects external and internal stimuli. Provides your relation to things around you.
A.
Integration
 
B.
Sensory Function
 
C.
Motor Function
 
D.
Interneurons
 
2
This analyzes sensory information and makes decisions as to how you respond.
A.
Motor Function
 
B.
Sensory Function
 
C.
Motor Neurons
 
D.
Integration
 
3
Responds to information via muscle contraction or gland secretion.
A.
Sensory Function
 
B.
Motor Function
 
C.
Integration
 
D.
Motor Neurons
 
4
This type of tissue is composed of neurons and neuroglia.
A.
Nervous Tissue
 
B.
Muscle Tissue
 
C.
Sensory Tissue
 
D.
Spinal Tissue
 
5
Neurons produce nerve impulses, also referred to as _____.
A.
Action Potential
 
B.
Axon
 
C.
Microglia
 
D.
Threshold
 
6
This is the main part of the neuron, contains nucleus and organelles.
A.
Nerve Impulses
 
B.
Axon
 
C.
Dendrites
 
D.
Cell Body
 
7
Branches that receive information and carry nerve impulses to the cell body.
A.
Dendrites
 
B.
Action Potentials
 
C.
Cell Body
 
D.
Axon
 
8
Usually a single branch which carries a nerve impulse away from the cell body and to the next neuron, muscle, or gland.
A.
Dendrites
 
B.
Cell Body
 
C.
Axon
 
D.
Action Potentials
 
9
Sensory neurons (also called afferent neurons) carry sensory information to the ______.
A.
Cell Body
 
B.
Astrocytes
 
C.
Presynaptic Neuron
 
D.
Central Nervous System
 
10
Motor Neurons (also called efferent neurons) carry information from the central nervous system to _____ .
A.
Central Nervous System
 
B.
Interneurons
 
C.
Muscles or glands
 
D.
Ependymal Cells
 
11
This connects sensory to motor neurons and is responsible for integration.
A.
Sensory Neurons
 
B.
Astrocytes
 
C.
Interneurons
 
D.
Motor Neurons
 
12
This makes up roughly 1/2 the volume of the Central Nervous System and helps support, nourish and protect nerve cells.
A.
Schwann Cells
 
B.
Microglia
 
C.
Neuroglia
 
D.
Myelin Sheath
 
13
This contains microfilaments that give them a lot of strength which enable them to support neurons.
A.
Oligodendrocytes
 
B.
Ependymal Cells
 
C.
Microglia
 
D.
Astrocytes
 
14
This makes up the blood brain barrier which protects the brain by preventing harmful substances such as bacteria or chemical in the blood from passing through to the brain.
A.
Ependymal Cells
 
B.
Myelin Sheath
 
C.
Shwann Cells
 
D.
Astrocytes
 
15
This forms myelin sheaths in the Central Nervous System
A.
Microglia
 
B.
Ependymal Cells
 
C.
Oligodendrocytes
 
D.
Satellite Cells
 
16
Phagocytize bacteria, dead cells, etc.
A.
Ependymal Cells
 
B.
Schwann Cells
 
C.
Microglia
 
D.
Satellite Cells
 
17
This forms cerebral spinal fluid.
A.
Ependymal Cells
 
B.
Satellite Cells
 
C.
Schwann Cells
 
D.
Astrocytes
 
18
This is found in the PNS and helps support neurons and regulate exchanges.
A.
Schwann Cells
 
B.
Satellite Cells
 
C.
Astrocytes
 
D.
Oligodendrocytes
 
19
This is found in the PNS and helps support neurons and regulate exchanges.
A.
Schwann Cells
 
B.
Satellite Cells
 
C.
Astrocytes
 
D.
Oligodendrocytes
 
20
Composed of lipids and proteins. Produced by Schwann cells in the PNS and oligodendrocytes in the CNS.
A.
Endoneurium
 
B.
White Matter
 
C.
Myelin Sheath
 
D.
Ganglia
 
21
True of False. Cranial Nerves connect the brain to periphery.
True  
False  
22
True or False. Spinal Nerves connect the spinal chord to periphery.
True  
False  
23
True or False. Nerves are surrounded by 3 layers of connective tissue. The Endoneurium (inner layer), Perineurium (middle layer), and the Epineurium (outer layer).
True  
False  
24
This refers to a collection of nerve cell bodies outside the CNS.
A.
Glands
 
B.
Ganglion
 
C.
Dead Cells
 
D.
Nucleus
 
25
This type of tract goes up the spinal cord and carries sensory information.
A.
Descending Tracts
 
B.
Ascending Tracts
 
C.
Peripheral Tracts
 
D.
Sensory Tracts
 
26
This type of tract goes down the spinal cord and carries motor information.
A.
Ascending Tracts
 
B.
Descending Tracts
 
C.
White Tracts
 
D.
Motor Tracts
 
27
A bundle of axons or dendrites in the CNS.
A.
Nucleus
 
B.
Tracts
 
C.
Memories
 
D.
Ganglia
 
28
Collection of nerve cell bodies in the CNS.
A.
Nucleus
 
B.
Tracts
 
C.
Ganglia
 
D.
Nerves
 
29
White Matter Is Myelinated
True  
False  
30
Gray Matter is myelinated
True  
False  
31
This system is composed of two components the brain and spinal cord.
A.
Central Nervous System
 
B.
Peripheral Nervous System
 
C.
Nervous System
 
D.
Digestive System
 
32
This system is composed of nerves, ganglia and sensory receptors. It collects impulses using senses and carries them to the CNS. Also carries a response away from the CNS to muscles or glands.
A.
Peripheral Nervous System
 
B.
Central Nervous System
 
C.
Somatic Nervous System
 
D.
Enteric Nervous System
 
33
This system generates thoughts and emotions, analyzes sensory information and stores memories.
A.
Peripheral Nervous System
 
B.
Somatic Nervous System
 
C.
Central Nervous System
 
D.
Automatic Nervous System
 
34
Sensory neurons in skin, limbs and sense organs.
A.
Peripheral Nervous System
 
B.
Somatic Nervous System
 
C.
Enteric Nervous System
 
D.
Autonomic Nervous System
 
35
This system includes the Sympathetic Division responsible for "Fight or Flight" responses, as well as the Parasympathetic Devision responsible for rest and digest responses.
A.
PNS
 
B.
Enteric Nervous System
 
C.
Autonomic Nervous System
 
D.
CNS
 
36
This controls the GI tract.
A.
Enteric Nervous System
 
B.
Autonomic Nervous System
 
C.
Peripheral Nervous System
 
D.
Somatic Nervous System
 
37
Outside the cell has a positive charge.
True  
False  
38
Need to reach the ____ in order for a nerve impulse to be created.
A.
Depolarization
 
B.
Synapse
 
C.
Threshold Stimulus
 
D.
Refractory Period
 
39
This is when charges on the membrane reverse and the inside becomes positive. This creates an action potential (nerve impulse).
A.
Refractory Period
 
B.
Repolarization
 
C.
Depolarization
 
D.
The Synapse
 
40
Returning the membrane charges back to normal. Inside returns to negative.
A.
The Synapse
 
B.
Depolarization
 
C.
Threshold Stimulus
 
D.
Repolarization
 
41
This is the recovery time needed before another action potential can be generated.
A.
Presynaptic Neuron
 
B.
Refractory Period
 
C.
Parasympathetic Division
 
D.
Action Potential
 
42
Neuron sending the impulse.
A.
Presynaptic Neuron
 
B.
Neurotransmitter
 
C.
The Synapse
 
D.
Refraction
 
43
This nervous system disorder affects 350,000 people in the US and is scene twice as often in females. It progressively destroys myelin sheaths in the CNS.
A.
Epilepsy
 
B.
Multiple Sclerosis
 
C.
Meninges
 
D.
Subdural hematoma
 
44
Periodic episodes of seizures caused by abnormal electrical firing of neurons in the brain.
A.
subdural hematoma
 
B.
epilepsy
 
C.
multiple sclerosis
 
D.
seizures
 
45
Periodic episodes of seizures caused by abnormal electrical firing of neurons in the brain.
A.
subdural hematoma
 
B.
epilepsy
 
C.
multiple sclerosis
 
D.
seizures
 
back take this exam
This exam and/or its questions can be reused free with no license and no attribution.
Parts of this exam have been originally created by .