Synaptic pruning - Study guides, Class notes & Summaries

What sends the message, and what receives the message? - ANSWERAxons send message, neurons receive How many neurons are in the brain by toddlerhood? - ANSWERAbout 100 million neurons, separated by synaptic gaps Myelination - ANSWERProcess by which axons become encased in a myelin sheath, increasing speed of communication between neurons Synaptic pruning - ANSWERProcess in brain development in which dendritic connections that are used become stronger and faster and those that are unused ...

Unit 3 Test - PSYC 228 with Questions and Answers 1. Between the ages of 2 and 6, the average child in the United States gains about 6 pounds and 2 to 3 inches per year. a. True b. False ANSWER A 2. After the rapid weight gains of infancy, children tend to gain weight more rapidly during early childhood. a. True b. False ANSWER B 3. Your friend Diane is looking at a growth chart at the doctor's office you explain that the steeper the line, the more rapidly the growth is occurring....

_________ is the degree to which a developing structure or behavior is modifiable due to experience. Myelination Synaptic pruning Plasticity The principle of the independence of systems - CORRECT ANSWERS Plasticity _________ receive messages from other cells, and at their opposite end there is a long extension called a( n ) ________ which carries the messages. Synapses; neuron Dendrites; axon Axons; synapse Neurons; dendrite - CORRECT ANSWERS Dendrites; axon A baby grasps for his/h...

PSYCH 343 Test 1 | Complete Solutions (Answered) The APA hired a team to calculate the amount of children that have ADHD at a specific time. The team is calculating... A. lifetime prevalence B. specific prevalence C. point prevalence D. positive prevalence Researchers conducted a meta analysis and discovered that 12% of children struggled with OCD from childhood through adolescence. The researchers discovered the... A. lifetime prevalence B. specific prevalence C. point prevalence D. positive...

Psyc 228 Chapter 5 Questions and Answers Myelination ANSWER the formation of a fatty sheath around the axons of a neuron Synapses ANSWER tiny gaps between dentrites and axons of different neurons. they make possible more complex movements and thinking synaptic pruning ANSWER the elimination of neurons as the result of nonuse or lack of stimulation Between 2 and 6 years of age, the brain gains ___________ to _________ percent of it's adult weight ANSWER 20 to 25% brain volumes of...

OCCTH 585 Neuro Questions And Answers 100% Verified. Information flows through neurons from ____ to ____ in the neuron - correct ite; axon _____ bring a cell to threshold while _____ bring a cell further from threshold - correct answer.EPSPs; IPSPs What 3 main things is neuroplasticity capable of? - correct answer.- changing the properties of neurotransmission - changes in cell properties - structural/ anatomical changes of cells How does neuroplasticity change the propert...

Module 4 Exam - Requires Respondus LockDown Browser + Webcam 2023 update Due No due date Points 30 Questions 16 Time Limit 60 Minutes Requires Respondus LockDown Browser This quiz is currently locked. Attempt History Attempt Time Score LATEST Attempt 1 56 minutes 29 out of 30 Score for this quiz: 29 out of 30 Submitted Nov 24, 2021 at 10:21am This attempt took 56 minutes. Which Piagetian substage occurs during the Preoperational stage: Secondary Circular Reactions, Symbolic Function,...

Girls are ___________ than boys in early childhood - smaller During Early Childhood, Girls have more __________ _________ than boys. Boys have more muscle tissue. - fatty tissue During Early childhood, children lose their _________ __________ - baby teeth Children grow an average of ____ to ____ inches a year until they are 11 - 2, 3 __________ lobe areas for planning and organization develop during early childhood - frontal by ____ years old, brain is at 95% peak volume - 6 process in wh...

What is the embryonic period? Weeks 3-8 of pregnancy, formation of placenta and brain development What is the fetal period? From the end of the embryonic period until the end of pregnancy, viability at 24 weeks What influences sexual orientation? Genetics, birth order, hormones What are some maternal factors that can affect fetal development? Age, environmental teratogens, diabetes, high blood pressure, Rh factor, weight gain, stress, depression What are some risk...