Portage Learning Anatomy & Physiology 2: Module 2 Exam | Questions and Correct Answers | Latest Update 2024/2025 | 100% Pass

Portage Learning Anatomy & Physiology 2: Module 2 Exam | Questions and Correct Answers | Latest Update 2024/2025 | 100% Pass This layer of the meninges is tightly attached to the brain. Pia mater (menix) The _______ fissure separates the right and left cerebral hemispheres. Median longitudinal What is the purpose of the blood-brain barrier? Describe its maintenance from a cellular level. The blood-brain barrier is a diffusion barrier which prevents most particles from entering the central nervous system tissue, keeping the brain and spinal cord separate from general blood circulation. The blood-brain barrier is formed by the relatively impermeable brain capillaries, due to the glial cells astrocytes. Maintenance of the bloodbrain-barrier is important to provide a stable chemical environment for the nervous system. All the following are functions of the hypotha