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…
Cranial Meninges
Chapter 4 Cranial Meninges The brain and spinal cord are entirely enveloped by three concentric membranes, the meninges, which provide support and protection. The outermost meningeal layer is the dura…
Lumbar Plexus and Sacral Plexus
Chapter 20 Lumbar Plexus and Sacral Plexus Overview of the Plexuses The lumbar and sacral plexuses innervate the lower limb. The lumbar plexus lies deep within psoas major, anterior to…
Cerebellum
Chapter 13 Cerebellum The cerebellum, the largest part of the hindbrain, is dorsal to the pons and medulla, and its median region is separated from them by the fourth ventricle….
