1.1 Human Nervous System Flashcards
What is the definition of the human nervous system?
The human nervous system is the control system in the human body.
What are the two main divisions of the nervous system?
- Central nervous system
- Peripheral nervous system
What is the pathway of the human nervous system?
Stimuli is detected by sensory organs/receptors (affector)
Nerve impulses are sent to the brain
Nerve impulses from the brain are sent to the effector
Respond is given
Define controlled action in the context of the nervous system.
Actions that can be controlled by one’s will.
Define out-of-control actions in the context of the nervous system.
Actions that occur automatically, are unnoticed, and cannot be controlled according to one’s will.
Provide two examples of controlled actions.
- Communication
- Thinking
Provide two examples of out-of-control actions.
- Breathing
- Eye reflex
Fill in the blank: The human nervous system is divided into the _______ and the peripheral nervous system.
central nervous system
