Memory and Emotion

These flashcards cover key vocabulary related to the intersection of memory and emotion, focusing on concepts such as PTSD, neurotransmitters, and methods of time perception.

Amygdala

A brain structure involved in processing emotions and memory, particularly fear.

HPA Axis

Hypothalamic-pituitary-adrenal axis; a central stress response system.

Cortisol

A glucocorticoid hormone released in response to stress, affecting various bodily functions.

PTSD

Post-Traumatic Stress Disorder, characterized by intrusive memories and a dysregulated memory system following trauma.

Chronoception

The psychological perception of the passage of time.

Flashback

A sudden, involuntary re-experiencing of past traumatic events.

Dual Representation Theory (R-DRT)

A theory positing that PTSD memories contain both sensory fragments and contextual details.

Scalar Expectancy Theory (SET)

A model suggesting that time perception relies on an internal pacemaker.

Adrenaline

A hormone that triggers the body's 'fight or flight' response during stressful situations.

Glucocorticoid

A class of steroid hormones involved in the regulation of various processes, including metabolism and the immune response.

CNS stimulants

Substances that can enhance memory when administered shortly after learning.

Time Cells

Neurons in the hippocampus that are active during specific time intervals.

Synaptic Plasticity

The ability of synapses to strengthen or weaken over time, affecting learning and memory.

Epinephrine

Another term for adrenaline, involved in the body's immediate stress response.

Neural connectivity

The pattern of connections between neurons, important for memory and learning.

Dysregulated memory system

A condition in PTSD where memory processes are impaired or disordered.

Hippocampus

A brain region critical for the formation of new memories and spatial navigation.

Memory performance

The ability to recall or recognize information after a period of time.

Stress Intensity

The degree of stress experienced, which can affect memory and cognitive functions.

Temporal perception

The subjective experience and understanding of time.