THEEEE psych flashcard set number 1

Conception

A single sperm (male) cell penetrates the egg's outer coating (female) and fuses to form one fertilized egg, AKA sex.

first cell division occurs

30 hours after conception

germinal stage time

first 2 weeks

germinal stage

zygote (initially splits, then differentiates into different body structures)

Embryonic stage time

2-8th week

Embryonic stage

embryo (zygote's outer part attaches to the uterus wall, starting to form the placenta!)

Fetal stage when

8th week to birth

Fetal stage

fetus

Placenta

transfers nutrients, oxygen, antibodies, and hormones from the mother to the fetus. prohibits blood transfusion between mom and fetus.

Function of the placenta

in addition, forms a barrier that filters out harmful substances- teratogen

rooting reflex

turns head towards gentle touch

sucking reflex

instinctively sucks on anything that touches the roof of their mouth

more reflex

startle reaction or embrace reflex

baby sitting

6 months

baby crawling

8-9 months

baby walking

12 months

walking independently

15 months

Frontal lobe development

3-6 years

association areas development

6 to puberty

Sensorimotor stage

(0-2 years) Infants learn about the world through their senses and actions

object permanence

(8 months) knowing that an object doesn’t disappear when hidden. peek-a-boo!!

Stranger anxiety

(7~8 months) Infants distinguish between family and strangers. anxiety around strangers.

preoperational stage

(2-7 years)

Egocentric

cant take perspective of another person yet (the volcano)

Conservation

mass, volume, and number remain the same despite changes in their form or shape (the water in cups)

Concrete operational

(7-11 years) kinds start understanding logic and reason.

Formal operational

(12 and up) reasoning ability expands from concrete thinking to abstract thinking. can use symbols and imagined realities to reason systematically.

imprinting

first animal animals see is their mama. need to be able to move right after birth for it to work, doesn’t work on humans

Attachment

Originated from Harlow, infants bonded with surrogate mothers bc of BODILY CONTACT!!!!

Harlow study

monkeys showed great anxiety when their cloth mommy was removed.

Attachment theory

bonds between parent and child have a long lifelong impact on the child

Parent-child interaction shapes

child mental model of interpersonal relationships

Secure attachment

explore environment happily, when mommy gone they stree, when mommy back, they are happy for the reunion

Insecure attachment (anxious-resistant)

overly clingy and anxious. mommy shows little love, they get defensive and when they see that love, they cling to it. Stress when moms there, stress when mom is gone.

Insecure attachment (anxious-avoidant)

cold and distant, the neglected ones that learn to be “independent.” don’t care when mom returns.

Older ppl become more susceptible to short-term illnesses?

no, strong immune systems, but get very weak when sick, can kill them

During old age, many brain neurons die?

no, just slow down

Memory declines with age?

yes?? idk

DSM

American Psychiatric Association’s Diagnostic and Statistical Manual of Mental Disorders.

What does DSM do?

defines a diagnostic process and 16 clinical syndromes. Describes various disorders and various disorders and lists their prevalence

What does DSM NOT do?

explain the cause of disorders

David Rosenhan’s field study

admitted to a hospital when they didn’t have any mental illnesses, proved the system is broken, only patients figured out they were faking it.

Anxiety disorder

Feelings of excessive apprehension and anxiety

Generalized anxiety disorder

Chronic and exaggerated worry and tension. persistent tenseness, automatic arousal, inability to identify or avoid causes of certain feelings

anxiety disorder (Panic disorder)

a sudden surge of intense fear and anxiety. long episodes of intense dread, including feelings of terror, chest pain, choking, or frightening sensations

Anxiety disorder (Phobia)

persistent and irrational fear of an object or situation that disturbs behavior

Anxiety disorder (OCD)

persistence of unwanted thoughts (obsessions) and/or engaging in senseless rituals (compulsion), causes distress

PTSD

flashbacks to previously encountered highly stressful experiences

PTSD symptoms

1 re-experience, 1 avoidance, 2 arousals, 2 mood symptoms.