NSG501: NEURO- OBJ 15 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS

NSG501: NEURO- OBJ 15 EXAM QUESTIONS AND

ANSWERS WITH COMPLETE SOLUTIONS

spinal cord

derived from caudal portion of the neural tube

spinal cord

located in the vertebral canal of the spinal column

spinal cord

Connects to brain at the level of the foramen magnum

spinal cord

Gray matter in H-like configuration inside, white matter on outside

spinal cord

White matter of this structure comprised of tracts in three pairs of columns: dorsal,

lateral, and ventral funiculi

spinal cord

Gray matter of this structure is comprised of nuclei that are fused to form longitudinal

columns/horns: dorsal, lateral, and ventral gray horns/columns

spinal cord

At approximately 8 weeks development, the neural tube becomes this structure

spinal cord

The lumen of this structure is the central canal

medulla oblongata

derived from the myelencephalon

, medulla oblongata

Cone-shaped, between the pons and spinal cord, junction with spinal cord at level of

foramen magnum

medulla oblongata

Area of transition between brain stem and spinal cord- Pathways may assume either a

spinal cord or brainstem pattern

medulla oblongata

Ventral surface includes:

-anterior median fissure

-pyramids (which decussate)

-anterolateral sulcus

medulla oblongata

Lateral surface includes:

-posterolateral sulcus

-emergence site of cranial nerves IX, X, XI

medulla oblongata

Responsible for vital processes like respiration, heart beat, swallowing, and salivation

(d/t emergence of cranial nerves IX, X, XI)

medulla oblongata

Forms the floor of the fourth ventricle (along with the pons)

pons

derived from the ventral part of metencephalon

pons