Table of Contents
Which nervous system regulates the body under normal conditions?
The autonomic nervous system is the part of the peripheral nervous system that regulates the basic visceral processes needed for the maintenance of normal bodily functions.
Which nervous system controls organs?
The autonomic nervous system controls our internal organs and glands and is generally considered to be outside the realm of voluntary control. It can be further subdivided into the sympathetic and parasympathetic divisions ([link]).
Does the nervous system control effector?
1) The Voluntary Nervous System – (a.k.a. somatic division) control of willful control of effectors (skeletal muscles) and conscious perception.
Are effector organs controlled by the autonomic nervous system?
Autonomic motor nerves innervate organs whose functions are not usually under voluntary control . The effectors that respond to autonomic regulation include cardiac muscle ( the heart ) , smooth ( visceral ) muscles , and glands .
What is the fight or flight nervous system?
The autonomic nervous system has two components, the sympathetic nervous system and the parasympathetic nervous system. The sympathetic nervous system functions like a gas pedal in a car. It triggers the fight-or-flight response, providing the body with a burst of energy so that it can respond to perceived dangers.
What is the peripheral nervous system responsible for controlling?
The autonomic system is the part of the peripheral nervous system that’s responsible for regulating involuntary body functions, such as blood flow, heartbeat, digestion, and breathing. In other words, it is the autonomic system that controls aspects of the body that are usually not under voluntary control.
What is the cause of nervous system disorders?
Injuries (trauma), especially injuries to the head and spinal cord. Problems that are present at birth (congenital). Mental health problems, such as anxiety disorders, depression, or psychosis. Exposure to toxins, such as carbon monoxide, arsenic, or lead.
What happens when your central nervous system is damaged?
You may experience the sudden onset of one or more symptoms, such as: Numbness, tingling, weakness, or inability to move a part or all of one side of the body (paralysis). Dimness, blurring, double vision, or loss of vision in one or both eyes. Loss of speech, trouble talking, or trouble understanding speech.
What function detects changes inside and outside the body?
Millions of sensory receptors detect changes, called stimuli, which occur inside and outside the body. They monitor such things as temperature, light, and sound from the external environment.
What are the 3 stages of fight or flight?
There are three stages: alarm, resistance, and exhaustion. Alarm – This occurs when we first perceive something as stressful, and then the body initiates the fight-or-flight response (as discussed earlier).