Related Experiment Video
Updated: Aug 10, 2026

Intracoronary Acetylcholine Provocation Testing for Assessment of Coronary Vasomotor Disorders
Published on: August 18, 2016
Cognitive characteristics of the type A coronary-prone behavior pattern
Type A individuals focus more on central tasks than Type Bs. This difference in attention, particularly under situational challenge, impacts information processing and memory encoding, influencing how they perceive frequently or rarely observed attributes.
Area of Science:
- Cognitive Psychology
- Behavioral Science
Background:
- Type A and Type B behavior patterns influence attentional allocation.
- Differences in attention may affect how individuals form categories and process perceptual events.
Purpose of the Study:
- To investigate if Type A individuals attend more to central attributes and less to peripheral ones during category formation.
- To determine if situational challenge elicits differences in information processing and memory encoding between Type A and Type B individuals.
Main Methods:
- Participants classified as Type A or Type B completed a concept-formation and recognition-memory task.
- Situational challenge was manipulated across four levels.
- Attention to frequently versus rarely observed attributes was assessed.
Main Results:
- Type A individuals showed greater responsiveness to central tendencies in attribute frequency compared to Type Bs.
- Differences in attention and encoding were observed under moderate and high situational challenge.
- Type As exhibited greater certainty in recognizing stimuli with frequently observed attributes and rejecting those with rarely observed attributes.
Conclusions:
- Type A and Type B individuals process information differently.
- Situational challenge is a key factor in eliciting these distinct information processing patterns.
- Attentional differences between Type A and Type B individuals impact memory encoding and recognition accuracy.
Related Concept Videos
What is Behavior?
Coronary Artery Disease I: Introduction
Coronary Artery Disease III: Clinical Manifestations
Coronary Artery Disease IV: Preventive Measures
Coronary Artery Disease V: Interprofessional Care
Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations

