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The meningeal branch of a spinal nerve actually reenters the vertebral canal to innervate the meninges and blood vessels.
The second cranial nerve forms a chiasma at the base of the brain for partial crossover of neural fibers.
Reciprocal inhibition means that while one sensory nerve is stimulated, another sensory neuron in the same area is inhibited and cannot respond.
In order to regulate motor activity, to start and stop movements, and to coordinate postural movements, the cerebellum and basal nuclei are involved.
The three primary levels of neural integration in a sensory system include all of the following except the ________.
rami, trunks, divisions, and cords (RTDC)
Starting at the spinal cord, the subdivisions of the brachial plexus are, in order ________.
There are always multiple synapses with chains of interneurons.
Which of the following is not true about the integration center of a reflex arc?
Golgi tendon reflex
A reflex that causes muscle relaxation and lengthening in response to muscle contraction is called a ________.
lateral rectus muscle
The abducens nerve conveys proprioceptor impulses from the ________ to the brain.
In a crossed extensor reflex, if the right arm were grabbed it would flex and the left arm would ________.
All processing at the circuit level going up to the perceptual level must synapse in the ________.
receptor, afferent neuron, integration center, efferent neuron, effector
A simple spinal reflex goes along which of the following reflex arcs?
Mixed cranial nerves containing both motor and sensory fibers include all except which of the following?
The flexor muscles in the anterior arm (biceps brachii and brachialis) are innervated by what nerve?
The cranial nerves that have neural connections with the tongue include all except the ________.
Afferent nerve fibers contain cell bodies of sensory neurons.
Select the statement that is most correct.
Feeling a gentle caress on your arm would likely involve all of the following except ________.
A patient who received a blow to the side of the skull exhibits the following signs and symptoms on that side of the face: he is unable to close his eye, and the corner of his mouth droops. Which cranial nerve has been damaged?
The circuit level of the somatosensory system involves CNS centers in all of the following except the ________.
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