Midterm Flashcards
(54 cards)
What is psychology?
The study of human behavior and mental processes
Empirical evidence
Knowledge obtained through systematic observation and experimentation.
Pseudoscience
Claims that appear scientific but lack empirical support (e.g., phrenology).
Operational Definition
A precise definition that specifies how a conceptual variable is measured
Three main research designs
descriptive, correlational, experimental
objective research
free from personal bias or emotions
characteristics of good theories
applied to different outcomes, simplest explanation, predictions can be correct or incorrect
independent variable also known as
manipulated variable
placebo effect
improvement due to expectations rather than treatment
emotion
mental and physiological state that directs attention and behaviour
three components of emotion
biological, cognitive, sociocultural
Primary emotions include
Universal emotions like happiness, sadness, anger, fear, disgust
Facial feedback hypothesis
Facial expressions can influence emotions
Part of the brain crucial for emotional experience
Amygdala
Secondary emotions are
more complex emotions shaped by culture and cognition
What is misattribution of arousal?
When physical arousal is incorrectly labeled as a different emotion.
What is excitation transfer?
The process where arousal from one event amplifies emotions in another event.
What are mirror neurons?
Neurons that fire both when performing an action and when observing others perform it.
Motivation
force that initiates and directs behaviour
What are drive states
Physiological needs that create motivation to act.
What are goals?
Cognitive representations of desired end states.
What is set-point theory?
The idea that body weight is regulated around a genetically determined level.
Role of hypothalamus in hunger
The lateral hypothalamus triggers hunger, while the ventromedial hypothalamus signals satiety.
Stress
The physiological and psychological response to challenging situations.