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NEUROSCIENCE > DISORDERS OF THE SOMATOSENSORY SYSTEM > Flashcards

DISORDERS OF THE SOMATOSENSORY SYSTEM Flashcards

0
Q
  1. The ventral posterolateral nucleus of the thalamus serves as the ________ neuron in the ASTT.

A. First
B. Second
C. Third
D. Internuclear

A

C. Third

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1
Q
  1. The first order neuron of the Lateral Spinothalamic Tract:

A. VPLN of the thalamus
B. Dorsal root ganglion
C. Posterior horn
D. Laminae V-VII

A

B. Dorsal root ganglion

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2
Q
  1. Is characterized by a sharp, stabbing pain that radiates on the areas innervated by the maxillary and mandibular divisions of CN V.
A

Trigeminal Neuralgia or Tic Douloureux

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3
Q
  1. The following are manifestations of the Brown-Sequard’s Syndrome EXCEPT:

A. Ipsilateral loss of proprioception and vibration
B. Contralateral loss of pain and temperature
C. Ipsilateral loss of pain and temperature
D. Ipsilateral manifestations of UMN and LMN lesions

A

C. Ipsilateral loss of pain and temperature

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4
Q
  1. 1st order neuron of the pain and temperature pathway of the face.

A. Gasserian ganglion
B. Semilunar ganglion
C. Mesencephalic nucleus
D. Main sensory nucleus

A

A. Gasserian ganglion

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5
Q
  1. The main sensory nucleus is the _________ neuron in the touch and pressure pathway of the face.

A. First
B. Second
C. Third
D. Internuclear

A

B. Second

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6
Q
  1. A condition where there is progressive cavitation around the central canal causing a loss of pain and temperature sensations in hands and forearm.
A

Syringomyelia

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7
Q
  1. The pain and temperature pathway of the face has ____________ as its second order neuron.

A. Mesencephalic nucleus
B. Gasserian ganglion
C. Nucleus of the Trigeminospinal tract
D. Main sensory nucleus

A

C. Nucleus of the Trigeminospinal tract

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8
Q
  1. Mainly caused by neurosyphilis and manifests as a loss of vibration and position sense.
A

Tabes Dorsalis

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9
Q
  1. T4-T5 dermatome

A. Big toe
B. Back of neck
C. Nipple
D. Middle finger

A

C. Nipple

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10
Q
  1. Spondylosis often occurs through MAINLY repeated trauma of the following cervical vertebrae EXCEPT:

A. C7
B. C4
C. C6
D. C5

A

A. C7

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11
Q
  1. TRUE or FALSE: There is hypoesthesia and partial analgesia in Spondylosis.
A

FALSE. There is hyperesthesia and partial analgesia

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12
Q
  1. Inability to recognize written numbers on the palm of the hand.
A

Agraphesthesia

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13
Q
  1. The receptor for cold sensations.

A. Krause-End bulb
B. Pacinian corpuscles
C. Ruffini’s corpuscles
D. Meissner’s corpuscles

A

A. Krause-End bulb

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14
Q
  1. The second order neuron for ASTT and LSTT.

A. Substantia nigra pars compacta
B. VPLN of the thalamus
C. Substantia gelatinosa
D. Cuneate and Gracile Nuclei

A

C. Substantia gelatinosa

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15
Q
  1. Refers to loss of sensitivity to all/part of the body.
A

Anesthesia

16
Q
  1. Generalized term for receptors of touch, pressure, and proprioception.
A

Mechanoreceptors

17
Q
  1. The following are characteristics of fast pain EXCEPT:

A. Sharp
B. Pricking
C. Diffused
D. Well-localized

A

C. Diffused

18
Q
  1. This is characterize by a dull, burning, well-diffused sensation.
A

Slow pain

19
Q
  1. Ability to recognize an object by touch alone.
A

Stereognosis

20
Q
  1. Tested by passively flexing and extending individual fingers and toes, hand and foot, forearm and leg etc. with eyes closed, the subject should be able to recognize the direction, speed and range of the movement.
A

Motion sense

21
Q
  1. An abnormal or unexplained tingling, pricking or burning sensation on the skin.
A

Parasthesia

22
Q
  1. An abnormally reduced sensitivity to touch.
A

Hypoesthesia

23
Q
  1. A postive Romberg’s sign is..
A

Swaying while the pt is asked to close his/her eyes while standing..

24
Q
  1. The Primary Somatosensory Cortex is _______.

A. BA 44
B. BA 3, 1, 2
C. BA 17
D. BA 22

A

B. BA 3, 1, 2

NEUROSCIENCE (8 decks)

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