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NWHSU Mash GA2Q4ASM
NWHSU Mash GA2 Quiz 4 Anatomy Spinal Cord and Medulla
Question | Answer |
---|---|
All fibers terminating on area 17 have their neuron cell bodies in the ______ | Lateral geniculate body |
An ovoid nucleus located at the anterior tip of the tail of the caudate, in the temporal lobe; part of the olfactory and limbic systems (also – ‘basal nucleus located at tail/inferior end of caudate nucleus’) | Amygdaloid nucleus |
Define: spinal segment | A portion of spinal cord to which a spinal nerve attaches |
Name given to the area located immediately external to the dura mater of spinal cord. | epidural space |
Specific landmark on spinal cord where the dorsal roots attach | Dorsolateral sulcus |
Specific landmark on spinal cord where the ventral roots attach | Ventrolateral sulcus |
Specific name given to the white matter of the spinal cord located between the ventral roots and dorsal roots | Lateral Funiculus |
Structure that anchors spinal cord to the coccyx? | Filum Terminale |
The C8 spinal nerve attaches to the ___ segment of the spinal cord | 8th/1st thoracic |
The dural sac extends from foramen magnum to ____ | 2nd sacral segment |
The neuron cell bodies of fibers comprising the spinothalamic tract are located in ______ | Nucleus proprius |
Contains ascending ipsilateral sensory fibers (proprioception, vibration, discriminating touch) from T6 and above. | Fasiculus Cutaneus |
Contains ascending ipsilateral sensory fibers (vibration, discriminating touch) from T6 and below. | Fasiculus Gracilis |
Cranial nerve that supplies the sensory input to the carotid body and sinus? | CN 9. Glossopharyngeal Nerve |
Cranial nerves associated with the medulla | 9,10,11,12 |
Dermatomes represented in fasciculus cuneatus. | T6 and above |
Fibers of the RIGHT fasciculus cuneatus terminate on the (left or Right)A._____, Name the nucleus B. _____ | Right, nucleus cuneatus??? |
Part of brain where nucleus cuneatus is located | Medulla |
Part of brainstem which contains nuclei gracilis and cuneatus | Medulla |
Portion of the medulla where corticospinal fibers are located | Pyramids |
Specific name given to the pointed inferior end of the spinal cord at or just above L2 | Conus medullaris |
The hypoglossal n. exits the brainstem between which 2 structures? | Olive and pyramids |
Where are neuron cell bodies for fibers forming fasciculus gracilis? | dorsal root ganglia of T6 and below |
Cranial nerves associated with the pons | 5, 6, 7, 8 |