WorksheetsSpinal Nerves
Total questions: 20
Worksheet time: 15mins
Which type of neuron causes a muscle to contract in a reflex arc?
Motor Neuron
Sensory Neuron
Interneuron
Effector
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
How many pairs of spinal nerves are there?
12
31
30
10
How many pairs of spinal nerves are in the cervical region
8
12
5
1
How many pairs of spinal nerves are in the thoracic region
8
12
5
1
How many plexuses are in the nervous system
1
2
3
4
the phrenic nerve is important in ___
running
heartbeat
breathing
arm movement
when you hit your funny bone you have hit
the radial nerve
the ulnar nerve
the median nerve
sciatic nerve
Afferent neurons are
Motor neurons
sensory neurons
can be either
All spinal nerves are ______ nerves
sensory
motor
mixed
cranial
The femoral nerve is part of the ______ plexus
cervical
brachial
lumbar
sacral
Which statement best describes a reflex?
Slow response that you have to think about
Rapid response to protect body from harm
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
How is a reflex arc different than other voluntary movements?
A reflex arc takes the same path as a voluntary action
A reflex a travels from a sensory neuron to the spinal cord then to a motor neuron, skipping the brain
A reflex arc takes longer than a voluntary action
There is no difference between a reflex arc and a voluntary action
