Child Psychopathology Flashcards
What changes occur as the cortex matures?
Changes in the child’s ability to override emotional outbursts and to coordinate movement are seen
What changes are seen when the visual pathways develop?
Child becomes able to reproduce what is seen on paper when drawing
When does the left hemisphere have a growth spurt and what is its purpose?
Spurt between ages 3 and 6
Language skills
What does the right hemisphere do?
Spatial skills and the recognition of shapes and patterns
When does the corpus callosum grow and what is its purpose?
Between 3-6 years
Integration of both hemispheres and development of fine and gross motor skills through play
What psychological issues are highly genetic?
ADHD and autism
What mechanisms other than genetics are being implicated in control of synapse formation, neurotransmission and modification?
Inflammatory and autoimmune
What are some intra-uterine and perinatal factors which may affect psychology of a child?
Maternal health – Maternal antibodies, obesity, diabetes
Substance misuse – alcohol, marijuana
Toxins – lead, mercury and PCB’s
Drugs - esp psychotropics/antiepileptics (lipid soluble)
Epigenetics – folate controlled methylation
Endocrine environment – esp androgens
Immune environment
Premature birth/ Perinatal complications
Twinning
Impressive levels of resilience
What disorder is associated with issues in white matter connectivity?
ADHD
What are some environmental factors during childhood which may affect a child’s psychology?
Carer - child relationship (attachment) Parenting skill and parental mental disorder e.g. post-natal depression, substance misuse. Marital harmony, family function. Nutrition, poverty, deprivation. Abuse, neglect, Discipline Day-care and schooling Peer relationships, Life events, Physical disability
What is toxic stress?
Toxic stress is long-term and undermines a child’s sense of safety and support
How does prolonged stress affect hormones?
Prolonged stress leads to the production of stress hormones such as cortisol
Normally, these hormones help the body prepare to take action and get out of harm’s way
How does prolonged stress exposure affect the body?
Reduces our immunity to disease and leads to problems with digestion, blood pressure, and muscle tensions
A child who undergoes chronic, intense stress can develop a low threshold to stress within the brain circuitry
Such a child may be nervous or hyper-vigilant
How may attachment be described?
Secure or insecure
How does stress affect a child’s brain?
Early life stress influences function of limbic circuit including amygdala
Determines subsequent patterns of stress response
Early life stress influences mood and patterns of response to threat including withdrawal and/or aggressive response