NEW
Font size
WorksheetsLC Nervous System
Total questions: 30
Worksheet time: 15mins
What is the main function of the nervous system?
to inhale oxygen and exhale carbon dioxide
to break down food consumed by a person for nutrients
to control the body's activities by relaying messages
to control the body's movements
What are the two divisions of the nervous system?
Central and Lower nervous systems
Central and Peripheral nervous systems
Lower and Cerebral nervous systems
Central and Muscular nervous systems
What are the three parts of the nervous system?
brain, spinal cord, nerves
brain, lungs, spinal cord
heart, brain, nerves
brain, nerves, neurons
A nerve cell is called a:
neutron
nerve
neuron
synapse
Dendrites are part of a neuron that carries electrical signals _______ the cell body.
to
away
in between
Axons are part of a neuron that send electrical signals ________ the cell body
to
away from
in between
True or False: the cell body of a neuron has a nucleus.
True
False
Senses recognize ____________ which are recognized by the brain and results in a response.
Synapses
Brain messages
Stimuli (plural of stimulus)
Cerebrums
The cerebellum is labeled as #...
1
2
3
The brain stem/medulla is labeled as #...
1
2
3
#1 is pointing to the...
cerebrum
cerebellum
medulla
Which part of the brain controls senses, thinking, and memory?
cerebrum
cerebellum
medulla
Which part of the brain controls balance and coordination?
cerebrum
cerebellum
medulla
The nerves in your fingertips are part of the ___ nervous system
central
peripheral
The brain is part of the ____ nervous system.
central
peripheral
What type of cell carries impulses away from the central nervous system?
Interneuron
Motor neuron
Sensory neuron
Synapse
What must a stimulus reach in order to be carried across a neuron?
Refraction
Threshold
Neurotransmitter
Minimum effect
What is the gap between 2 neurons called?
Synaptic cleft
Neurotransmitter swelling
Dendrites
Axon terminal
What type of neuron is the pictured above?
Motor
Sensory
Inter
Synapse
Which letter represents the Central canal?
A
B
C
D
Which letter represents the White Matter?
A
C
E
G
Where are the cell bodies located?
White Matter
Grey Matter
Dorsal Root Swelling
Central Canal
Where is the cerobrospinal fluid found?
Dorsal Root Swelling
Internuron
Central Canal
Ventral root
Which letter represents the dorsal root?
C
F
H
G
Which letter represents the ventral root?
A
D
H
G
An automatic, involuntary unthinking response to a stimulus is called...?
Reflex action
Sensory response
Motor response
Peripheral reaction
If a neuron responds at all, it responds completely. This is known as the
threshold
all-or-nothing response
neuronal pool
withdrawal reflex
