Psycology Flashcards
independent and dependent variables
Th two main variables in a experiment are independent and dependent. An independent as something that can changed a scientific experiment to test the effects of a dependent variable. And a dependent variable is being tested and measured in a scientific experiment
Independent and extraneous variables
Extraneous variables These are all variables, which are not the independent variable, but could affect the results
Definition of control and experimental groups
An experimental group is the group in an experiment that receives the variable being tested. One variable is tested at a time. The experimental group is compared to a control group, which does not receive the test variable.
Roles of the central nervous system
The central nervous system (CNS) controls most functions of the body and mind. It consists of two parts: the brain and the spinal cord. The brain is the center of our thoughts, the interpreter of our external environment, and the origin of control over body movement.
Role of the peripheral nervous system
The main function of the PNS is to connect the CNS to the limbs and organs, essentially serving as a relay between the brain and spinal cord and the rest of the body
Areas of the brain
The cerebrum is the largest part of the brain and is composed of right and left hemispheres. …
The cerebellum is located under the cerebrum. …
The brainstem includes the midbrain, pons, and medulla.
Mental illnesses
anxiety disorders include panic attacks, obsessive-compulsive disorder and post-traumatic stress disorder.
Depression brain disorder characterised by persistently depressed mood or loss of interest in activities, causing significant impairment in daily life.
Bioplar disorder associated with episodes of mood swings ranging from depressive lows to manic highs.
Caring for our brain
Eat balanced meals and be sure to get the necessary nutrients. …
Don’t let your blood sugar fall too low. …
Get adequate sleep to recharge your brain.
Drink plenty of water; drink more when you exercise or when the weather is very dry.
Stages of sleeep
sleepers pass through five stages: 1, 2, 3, 4 and REM (rapid eye movement) sleep. These stages progress cyclically from 1 through REM then begin again with stage 1. A complete sleep cycle takes an average of 90 to 110 minutes, with each stage lasting between 5 to 15 minutes. The first sleep cycles each night have relatively short REM sleeps and long periods of deep sleep but later in the night, REM periods lengthen and deep sleep time decreases.
Why. Do we dream
dreaming as a way to act out unconscious desires in a safe or “unreal” setting, presumably because to do so in reality would be unacceptable or even detrimental. But even in the 21st century we still are not sure why we dream. The only way to study dreams is to ask the dreamer.
Lucid dreams
A lucid dream is a dream during which the dreamer is aware of dreaming. During lucid dreaming, the dreamer may be able to exert some degree of control over the dream characters, narrative, and environment
The 3 concepts of emotions are
The physical component is the physiological arousal that accompanies the emotion.
The cognitive component determines the specific emotion we feel.
The behavioral component of emotions is the outward expression of the emotions.
Positive psychology
Positive Psychology is the scientific study of human flourishing, and an applied approach to optimal functioning. It has also been defined as the study of the strengths and virtues that enable individuals, communities and organisations to thrived
What is psychology
noun
1.
the scientific study of the human mind and its functions, especially those affecting behaviour in a given context.
synonyms:
