6581632
Description
Quiz by Nada Medhat, updated more than 1 year ago
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Created by Nada Medhat
almost 8 years ago
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Question 1
Question
In adults, the spinal cord normally ends at:
Answer
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Lower border of L1
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Lower border of L3.
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Lower border of S1.
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Lower border of L5
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Upper border of L4
Question 2
Question
- All of the following statements regarding the spinal cord are true,Except:
Answer
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Spinal cord ends at the lower border of L1 in adults
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Denticulate ligaments suspend spinal medulla in the subarachnoid space
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Central canal lies in the white matter
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Efferents leave from the anterior horn
Question 3
Question
The fasciculus gracilis on each side of the spinal cord is located in the :-
Answer
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dorsal column
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lateral column
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posterior horn
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ventral column
Question 4
Question
If the lateral spinothalamic tract is cut, which of the following sensations would be absent on the opposite side below the incision?
Answer
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light touch and pressure
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light touch and itch
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pain and temperature
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pressure and itch
Question 5
Question
the needle of lumbar puncture passes through all these structures EXCEPT :-
Answer
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supraspinous ligament
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interspinous ligament
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pia mater
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arachnoid mater
Question 6
Question
Which tracts carry unconcious proprioceptive information?
Answer
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Spinocerebellar tracts
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Anterior spinothalmic tract
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Lateral spinothalmic tract
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Dorsal column
Question 7
Question
Damage to the anterolateral system will present with which symptoms?
Answer
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Ipsilateral loss of tactile sensation
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Contralateral loss of pain and temperature sensation
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Ipsilateral hemiparesis
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Muscle weakness
Question 8
Question
The corticobulbar tracts provide innervation to the musculature of which region of the body?
Answer
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Head and neck
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Upper limbs
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Lower limbs
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Neck
Question 9
Question
Which of these describe the function of the tectospinal tracts?
Answer
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Increase muscle tone and facilitate voluntary movements
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Co-ordinate movements of the head
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Decrease muscle tone and inhibit voluntary movements
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Fine control of hand movements
Question 10
Question
What is the name given to the thickenings of the pia mater?
Answer
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Articulate ligaments
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Intermeningeal ligaments
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Denticulate ligaments
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Articular ligaments
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