Este test está cronometrado.
Tienes 10 minutos para completar 10 preguntas de este test.
The 2nd order neuron of the vibration (deeep sensation carried as fine touch) sensation from the right thumb is:
(A) Left cuniate nucleus.
(B) Right cuniate nucleus.
(C) Left gracile nucleus.
(D) Right gracile nucleus.
The posterior spino-cerebellar tract:
(A) Is a crossed tract.
(B) Passes through the superior cerebellar peduncle.
(C) Carries conscious proprioceptive impulses to the cerebellum.
(D) It is the axons of the Clarck’s nucleus.
All of the following are true about the cortico-spinal tract except:
(A) Originates from area 4 (primary motor area)
(B) It is scattered at the Basis Pontis.
(C) It passes through the internal capsule.
(D) It passes through the middle 3/5 of the crus cerebri.
(the tract is completely crossed
The cortico-nuclearr tract:
(A) Originates from area 6.
(B) Passes through the lateral white column of the spinal cord
(C) It supplies all the motor cranial nerve nuclei bilaterally except for the lower facial nucleus & hypoglossal nucleus (Which are supplied contra-laterally).
its injury leads to lower motor neuron lesion
) The inhibitory reticulo-spinal tract originates from:
(A) Medulla.
(B) Pons.
(C) Midbrain.
(D) Thalamus
The only cranial nerves that might be subjected to an upper motor neuron lesion are:
A) Hypoglossal & lower facial nerves.
B) Vagus & glossopharyngeal nerves.
(C) Glossopharyngeal & vagus.
(D) Vagus & cranial accessory.
In a section through the TI0 segment of the spinal cord, which of the following will not be present:
(A) Preganglionic sympathetic neurons.
(B) Fasciculus gracilis. (
C) Lower motor neurons.
(D) Fasciculus cuneatus. .
(E) Dorsal spinocerebellar tract
The dangerous area (Triangle) of the face is described so because:
(A) It is drained by the anterior facial vein, which is connected to the cavernous sinus. .
(B) It contains the nose.
(C) It is drained by the anterior facial vein, which is connected to the mucosa of the mouth cavity.
(D) All of the above
One of the following arteries shares in the blood supply of the face and scalp:
(A) Facial artery.
(B) Posterior auricular artery.
(C) Infraorbital artery.
(D) Superfacial temporal artery.
The external jugular vein is formed by union of:
(A) Posterior auricular vein with the posterior division of the retro-mandibular vein.
(B) Anterior facial vein with the posterior auricular vein.
(C) Anterior division of the retromandibular vein with the posterior auricular vein.
(D) None of the above.