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20 questions
What type of neuron is A?
Sensory
Inter
Motor
What type of neuron is C?
Sensory
Inter
Motor
Name an effector in this diagram.
A
B
D
E
F
Select two examples of effectors.
Neuron
Gland
Muscle
Receptor
Which statement best describes a reflex?
Slow response that you have to think about
Rapid response to protect body from harm
_____ neurons carry messages away from the central nervous system and out to muscles or glands. The RED neuron in diagram.
sensory
motor
inter
central
Which type of neuron causes a muscle to contract in a reflex arc?
Motor Neuron
Sensory Neuron
Interneuron
Effector
Where would the nerve impulse start in this reflex arc?
A
C
D
E
What type of neuron is A?
Sensory
Inter
Motor
Which is the correct order of neurons in a reflex arc?
Sensory neuron, motor neuron, relay neuron
Relay neuron, sensory neuron, motor neuron
Sensory neuron, relay neuron, motor neuron
What is the final component of a reflex arc?
Effector
Receptor
Afferent Pathway
Which number represents the stimulus?
1
2
3
4
Which number represents the effector?
4
5
6
7
Which number represents the sensory neuron?
3
4
5
7
Which numbers represents the neurons in a reflex arc?
3
4
5
7
In a reflex arc, the sensory neuron leads to the ___________ and the motor neuron leads to the __________
Spinal cord, CNS
CNS, muscle
Spinal cord, muscle
Muscle, CNS
Reflex actions are important because
They provide a quick, involuntary response
They prevent injury
They are essential to the survival of organisms
All of the above
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