Lab Exam Study Material Nervous System Lab Exam Study Material

Spinal cord Dorsal 1 3 White matter 2 Gray matter 4 Ventral 5 (b) I m p u l s e 4 Ventral 5 (b)

Posterior horn Posterior funiculus White matter Posterior median Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Posterior horn Posterior funiculus White matter Posterior median sulcus Gray matter Gray commissure Lateral funiculus Dorsal root of spinal nerve Central canal Anterior funiculus Dorsal root ganglion Ventral root of spinal nerve Anterior horn Anterior median fissure Portion of spinal nerve (a)

Central sulcus Parietal lobe Gyrus Sulcus Frontal lobe Lateral sulcus Occipital lobe Transverse fissure Temporal lobe Cerebellar hemisphere (a) Central sulcus Parietal lobe Centrl sulcus Frontal lobe Occipital lobe Insula Occipital lobe Retracted temporal lobe (b) (c)

Five (5) lobes bilaterally: Frontal lobe Parietal lobe Temporal lobe Occipital lobe Insula aka ‘Island of Reil’ Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Central sulcus Parietal lobe Occipital lobe Frontal lobe Insula Retracted temporal lobe (c)

Central sulcus Motor areas involved with the control of voluntary muscles Sensory areas involved with cutaneous and other senses Concentration, planning, problem solving Frontal eye field Parietal lobe Auditory area Sensory speech area ( Wernicke’s area) Front lobe Occipital lobe Motor speech area (Broca’s area) Combining visual images, visual recognition of objects Lateral sulcus Interpretation of auditory patterns Visual area Cerebellum Temporal lobe Brainstem