GENERAL HISTOLOGY

CONNECTIVE TISSUE GLAND

ENDOCRINE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What are the 2 major divisions of the peripheral nervous system (PNS)?
A
Sensory & Motor
B
Peripheral & Central
C
Somatic & Autonomic
D
Brain & Spinal Cord
Explanation: 

Detailed explanation-1: -Autonomic nervous system (ANS): Controls involuntary bodily functions and regulates glands. Somatic nervous system (SNS): Controls muscle movement and relays information from ears, eyes and skin to the central nervous system.

Detailed explanation-2: -The peripheral nervous system is further subdivided into an afferent (sensory) division and an efferent (motor) division. The afferent or sensory division transmits impulses from peripheral organs to the CNS.

Detailed explanation-3: -The somatic nervous system (SNS), or voluntary nervous system is the part of the peripheral nervous system associated with the voluntary control of body movements via skeletal muscles. 1. (Brain) Precentral gyrus: the origin of nerve signals initiating movement.

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