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100
The nervous system is divided into what two anatomic divisions?
Central Nervous System and the peripheral nervous system. page 555
100
Axons are also called what?
Efferent page 555
100
The brainstems consists of what?
-Midbrain, pons, and medulla oblongata. page 557
100
How does the client stand during a Romberg test?
-With feet together and eyes closed page 561
100
This posture is when the client makes no motor response.
-Flaccidity page 562
200
What is the basic structure of the nervous system is the nerve cell or the what?
Neuron page 555
200
An axon is usually ______ than the dendrites.
-larger page 555
200
What cranial nerve is responsible for the sense of smell?
-Olfactory nerve page 558
200
If the client swats and tends to fall this is considered a what test?
-Positive test page 561
200
This LOC occurs when the client is drowsy or sleepy at inappropriate times but can be aroused, only to fall asleep again.
-Somnolent or lethargic page 562
300
What conducts impulses to the cell body?
Dendrites page 555
300
. Impulses travel along neurons, moving from one neuron to the next by means of what?
-Synapses page 555
300
What cranial nerve is responsible for the eye sight?
-Optic nerve page 558
300
If a Romberg test is positive what does it indicate?
-Equilibrium page 561
300
The LOC occurs when the client is aroused only by vigorous and repetitive physical, auditory, or visual examination.
-Stuporous page 562
400
The nerve fibers that project and conduct impulses away from the cell body are what?
Axons page 555
400
These substances accomplish the transmission of an impulse from one neuron to the next.
-Neurotransmitters page 555
400
What cranial nerve is responsible for the sensory nerve to the face and chewing?
-Trigeminal nerve pg. 558
400
This posture is a position in which the arms are flexed, fists are clenched and the legs are extended.
-Decorticate posturing page 562
400
This LOC occurs when the client responds only to very painful stimuli by fragmentary, delayed reflex withdrawal; in deeper stages, he or she loses all responsiveness.
-Comatose page 563
500
Dendrites are also called what? -Afferent page 555
-Afferent page 555
500
Neurotransmitters can either ______ or ______ neurons.
-Excite or Inhibit page 555
500
The nurse inspects large muscles areas for evidence of atrophy and assesses opposing muscles for equality of size and strength. He or she asks the client to perform what tasks?
-Pushing the palm or sole against the examiner's palm -Picking up small and large objects between the thumb and forefinger. -Grasping objects firmly -Resisting removal of an object from the fist or fingers page 561
500
This posture is when the extremities are stiff and rigid.
-Decerebrate posturing page 562
500
The spinal cord functions as what?
-A passageway for ascending sensory and descending motor neurons. Its two main functions are to provide centers for reflex action and to serve as a pathway for impulses to and from the brain. page 558