MICROANATOMY

MUSCLE NERVE CARTILAGE BONE

PERIPHERAL NERVE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Part of the peripheral that controls conscious activities
A
autonomic
B
somatic
C
sympathetic
D
parasympathetic
Explanation: 

Detailed explanation-1: -These nerves form the communication network between the CNS and the body parts. The peripheral nervous system is further subdivided into the somatic nervous system and the autonomic nervous system. The somatic nervous system consists of nerves that go to the skin and muscles and is involved in conscious activities.

Detailed explanation-2: -The somatic nervous system (SNS) controls mainly voluntary activities that are under conscious control. It is made up of nerves that are connected to skel etal muscles. Whenever you perform a conscious movement, from signing your name to riding your bike, your somatic nervous system is responsible.

Detailed explanation-3: -Upper and lower motor neurons The somatic nervous system has two types of neurons: Upper motor neurons originate in the front part of the brain called the primary motor cortex. These nerve cells carry signals from the brain to the spinal cord and control voluntary movements, speed, and coordination.

Detailed explanation-4: -The somatic nervous system (SNS) is the voluntary nervous system, meaning we can choose to activate it. Its primary responsibility is the conscious control of skeletal muscle movements. The SNS also deals with some involuntary movements, such as reflexes.

Detailed explanation-5: -The somatic nervous system provides control of skeletal muscle movement. Conscious control of movement originates in the motor cortex (both premotor and primary motor cortex). However, movement is refined and coordinated by various structures in the CNS, including extrapyramidal regions and the cerebellum.

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