PSYA01H3 Lecture Notes - Lecture 7: Sympathetic Nervous System, Peripheral Nervous System, Autonomic Nervous System
Document Summary
Nervous system chart https://www. youtube. com/watch?v=qpix_x-9t7e: split into the central nervous system and the peripheral nervous system, the sensory input detects motion on legs, motor output: the response that occurs when your nervous system activates certain parts of. Interneurons: impulse moves between sensory and motor neurons. Muscle and tendon spindles: sense stretching, when things are over stretched, they send signals to contract the muscle. Automatic nervous system: the autonomic nervous system is when our body acts in a reflexive way without commanding it, the automatic nervous system is broken down into two parts, the sympathetic and parasympathetic nervous systems. Parasympathetic mode: your brain and body is worried about long term survival and is in connection to many organs. Sympathetic mode: is all about the action movements: when adrenaline kicks in, helps put the (cid:271)od(cid:455) i(cid:374) (cid:862)fight or flight(cid:863) (cid:373)ode, helps also (cid:449)ith short ter(cid:373) sur(cid:448)i(cid:448)al. Way it applies to psychology: the threat of failure results in stress.
