MEDICAL PHYSIOLOGY

PHYSIOLOGY

CENTRAL NERVOUS SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What are the main two parts of the central nervous system?
A
Brain and Skull
B
Brain and Spinal Cord
C
Spinal Cord and Nerves
D
Nerve Cells and Nerve Endings
Explanation: 

Detailed explanation-1: -The central nervous system (CNS) is made up of the brain and spinal cord. It is one of 2 parts of the nervous system. The other part is the peripheral nervous system, which consists of nerves that connect the brain and spinal cord to the rest of the body. The central nervous system is the body’s processing centre.

Detailed explanation-2: -The cranial nerves emerge directly from the brain and brain stem. On the contrary, the spinal nerves emerge from the segments in the spinal cord.

Detailed explanation-3: -The spinal cord is an extension of the central nervous system (CNS), which consists of the brain and spinal cord. The spinal cord begins at the bottom of the brain stem (at the area called the medulla oblongata) and ends in the lower back, as it tapers to form a cone called the conus medullaris.

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