Biopsychology - The nervous system Flashcards
1
Q
Nervous system
A
- Consists of central nervous system and the peripheral nervous system
- Communicates using electrical signals
2
Q
Central nervous system (CNS)
A
- Brain and spinal cord
- Origin of all complex commands and decisions
3
Q
Peripheral nervous system (PNS)
A
- Sends info to the CNS from outside world
- Transmits messages from CNS to body muscles and glands in the body
4
Q
Somatic nervous system (SNS)
A
- Transmits info from receptor cells in the sense organs to CNS
- Receives info from CNS and governs muscle movement
5
Q
Automatic nervous system (ANS)
A
- Transmits info to and from internal bodily organs
- Autonomic meaning it operates involuntary
- Governs vital functions like breathing, heart rate, digestion, sexual arousal and stress responses
- Parasympathetic state and Sympathetic state
