Cerebral Hemispheres
Chapter 16 Cerebral Hemispheres The cerebral hemispheres are the largest part of the human brain. They each have a highly convoluted external cortex, beneath which lies an extensive internal mass…
Spinal Cord and Nerve Roots
Chapter 8 Spinal Cord and Nerve Roots The spinal cord provides innervation for the trunk and limbs through the paired spinal nerves and their peripheral ramifications. Through them it receives…
Cranial Nerves
Chapter 11 Cranial Nerves Cranial nerves are the means by which the brain receives information from, and controls the activities of, the head and neck and, to a lesser extent,…
Development of the Nervous System
Chapter 3 Development of the Nervous System The entire nervous system and the special sense organs originate from three sources, each derived from specific cell populations of the early epiblast…
Brachial Plexus
Chapter 18 Brachial Plexus Overview of the Brachial Plexus The brachial plexus is a union of the ventral rami of the lower four cervical nerves and the greater part of…
Overview of the Microstructure of the Nervous System
Chapter 2 Overview of the Microstructure of the Nervous System The nervous system has two major divisions, the central nervous system (CNS) and the peripheral nervous system (PNS). The CNS…
Brain Stem
Chapter 10 Brain Stem The brain stem consists of the medulla oblongata, pons and midbrain. It is sited in the posterior cranial fossa, and its ventral surface lies on the…
Vascular Supply of the Brain and Spinal Cord
Chapter 6 Vascular Supply of the Brain and Spinal Cord The brain is a highly vascular organ and its profuse blood supply is characterized by a densely branching arterial network…
Diencephalon
Chapter 15 Diencephalon The diencephalon is part of the prosencephalon (forebrain), which develops from the foremost primary cerebral vesicle and differentiates into a caudal diencephalon and rostral telencephalon. The cerebral…
Basal Ganglia
Chapter 14 Basal Ganglia The term basal ganglia denotes a number of subcortical nuclear masses that lie in the inferior part of the cerebral hemisphere, lateral to the thalamus (Figs…
