Neurotransmitters are chemical substances released by nerve endings. They transmit nerve impulses from nerve to nerve and from nerve to the effecter organs. Nerve impulse is nothing but a propagated action potential, which is the rapid sequential change in the membrane potential of the cells. Neurotransmitters transmit the nerve impulse from the pre-synaptic neuron to the post-synaptic neuron through the...| The Psychology Notes Headquarters
Our ancient ancestors realized that when it comes to finding food and fighting off enemies, it is beneficial to make a friend or two. That’s why we, humans, sometimes find it useful to become social. Why do we befriend some people but not others? Social psychology suggests 3 factors that influence our decision on picking friends. Proximity Proximity means geographic...| The Psychology Notes Headquarters
Our brain is divided into 2 halves, or hemispheres, that are connected to each other by the corpus callosum. These two hemispheres control the motion in and receive sensory inputs from the opposite side of our body. In other words, the left hemisphere controls the right side of our body and also receives sensory inputs from the right side of our body.| The Psychology Notes Headquarters
In Psychology, aggression refers to physical and verbal behaviours that intend to hurt another person. There are different factors that trigger our aggressive behaviours. Biological factors Genetic influences Twin studies who that genes influence aggression in human. If one identical twin admits to being aggressive, the other twin often admits the same. Researchers are working on finding the “violent” gene....| The Psychology Notes Headquarters
We all know that people and some animals can learn. If you had a terrible meal every time you went out to a particular restaurant, you’d quickly learn to avoid it. But how does that learning take place? What happens in our mind and brain that enables us to perform this remarkably complex task almost without any effort? One very...| The Psychology Notes Headquarters
