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Neural Bases of Gender and Parental Behavior - Coggle Diagram
Neural Bases of Gender and Parental Behavior
Mental Health-Related Disorders
Women
Internalizing disorders: anxiety, depression
Influences: hormonal fluctuations, societal pressures, caregiving responsibilities
Men
Externalizing disorders: substance abuse, conduct disorders
Influences: societal expectations, emotional suppression
Brain Structure and Function
Differences in amygdala and thalamus
Emotion regulation and memory processing
Childhood Depression
Higher prevalence in boys than girls
Societal perceptions of depression
Gender Differences in the Brain
Overall Brain Volume
Men: larger brain volume, greater white matter content
Women: higher proportion of gray matter
Specific Brain Regions
Hippocampus: larger in women (verbal memory, social cognition)
Amygdala: larger in men (spatial tasks, motor skills)
Cognitive Abilities and Emotional Processing
Women: verbal memory, empathy
Men: spatial tasks, physical activities
Hormonal and Oxytocin Regulation
Oxytocin
Role: bonding, nurturing behaviors
Acts on medial preoptic area (MPOA)
Hormonal Shifts
During pregnancy and childbirth: increases in estrogen and progesterone
Enhances sensitivity of oxytocin receptors
Maternal Behavior
Preparation of brain for caregiving
Connection between hormonal changes and maternal motivation
Alloparent Behaviors
Occurs in individuals not experiencing pregnancy
Parental behaviors through non-pregnancy mechanisms
Importance in infant survival
Neural Circuits in Nonhuman Mammals
Medial Preoptic Area (MPOA)
Central role in maternal behaviors
Receives hormonal signals (oxytocin)
Enhances maternal motivation and caregiving
Mesolimbic Dopamine System
Involved in reward processing and motivation
Promotes appetitive maternal responses (seeking, nurturing offspring)
Periaqueductal Gray (PAG)
Regulates consummatory responses (nursing, grooming)
Ensures effective caregiving behaviors