AP Psychology Final Review

Question 1

Correlation coefficient: a statistical index of the relationship between two variables?

Accepted Answer

True

Question 2

What is the range?

Accepted Answer

the difference between the highest and lowest scores in distribution

Question 3

What does no relationship scatter plot look like?

Accepted Answer

looks like a random placement of dots; there is no correlation

Question 4

The experimental group is the one that receives the treatment?

Accepted Answer

True

Question 5

Positive Correlation?

Accepted Answer

Two sets of data tend to rise or fall together

Question 6

What are three elements of scientific attitude?

Accepted Answer

humility, skepticism, curiosity

Question 7

What is an illusory correlation? (2)

Accepted Answer

Perceiving a relationship where none exist, perceiving a stronger that actual relationship

Question 8

What is the scientific method?

Accepted Answer

It is a self-correcting process using observation and analysis to evaluat, Psychologists use the scientific method to support their scientific attitud

Question 9

excitatory signal- this neurotransmitter signals trigger action

Accepted Answer

True

Question 10

The soma is part of the neuron that contains the nucleus (the cells life-support center)

Accepted Answer

True

Question 11

autonomic

Accepted Answer

controls the glands and the muscles of the internal organssuch as the heart, operates automatically

Question 12

The closer a number is to -1 or +1 the stronger the correlation

Accepted Answer

True

Question 13

Both parties involved are uninformed?

Accepted Answer

True

Question 14

confounding variable-a factor other than the factor being studied that might influence a studies results

Accepted Answer

True

Question 15

What are the adrenal glands?

Accepted Answer

release epinephrine and norepinephrine (adrenaline and noradrenaline), This works to energize the body

Question 16

inferential statistics

Accepted Answer

examine relationships between variables in sample

Question 17

glial cells- support nourich protect neurons play a role in learning thinking and memory

Accepted Answer

True

Question 18

What is a survey

Accepted Answer

group, usually by questioning a representative random sample of the group, descriptive technique for obtaining the self reportedattitudes or behaviors

Question 19

Semantic (2)

Accepted Answer

controls the body's skeletal muscles, also called the skeletal nervous system

Question 20

Correlation indicates causation?

Accepted Answer

False

Question 21

reuptake-a neurotransmitter's reabsorption by sending nueron

Accepted Answer

True

Question 22

experimental validity?

Accepted Answer

extent to which a testor experiment measuresor predicts what it's supsed to

Question 23

Peripheral Nervous System: sensory and motor neurons

Accepted Answer

True

Question 24

What is a theory?

Accepted Answer

set of principles that organizes observations Predicts behaviors and events, an explanation using an integrated

Question 25

neurons communicate by sending neuron releases neurotransmitters across a synapse to the receiving neuron.

Accepted Answer

True

Question 26

dendrites-bushing branching extensions that receive and integrate messaged conducting impulses toward the cell body

Accepted Answer

True

Question 27

Norepinephrine & Epinephrine

Accepted Answer

(nonadrenaline) is released in the PNS to calm the body, Epinphrine (adrenaline) energized the body but norepinephrine (nonadrenalin

Question 28

Standard deviation: a computed measure of how much scored vary around the mean score (shows if scores are packed or not)

Accepted Answer

True

Question 29

Nervous System

Accepted Answer

"text message", nuerotransmision is nano fast, release Neuro transmitters, neuro transmitters move across synapses

Question 30

agonist- a drug molecule that increases a nuerotransmitter's action

Accepted Answer

True

Question 31

Depolarization: the action potential; the rushing in and out of positively charged ions.

Accepted Answer

True

Question 32

pituitary gland

Accepted Answer

The hypothalamus is part the CNS and the endocrine system., endocrine system’s most influential gland., The hypothalamus directs the pituitary gland to regulate growth

Question 33

Random assignment?

Accepted Answer

randomly assigning groups to eliminate factors that could change experiment

Question 34

What is a theory?

Accepted Answer

using our observations to explain behavior

Question 35

What is population?

Accepted Answer

All those in a group being studied, from which samples may be drawn

Question 36

myelinsheath-the fatty tissue layer segmentally encase the axons of some neurons increasetransmission speed & insulation

Accepted Answer

True

Question 37

What is the independent variable? (2)

Accepted Answer

the factor variable who's effect is being studied, the factor being manipulated

Question 38

a result is significant when it has a p value of 0.5 or less

Accepted Answer

True

Question 39

antagonist-a drug molecule that inhibits or blocks a nuerotransmitters action (Can also block reuptake)

Accepted Answer

True

Question 40

What is the placebo effect?

Accepted Answer

real pill said to have other purposes soit cancure what it was intended for, nothing isadded to the medicine to see if actually works orifit just mental

Question 41

endocrine system

Accepted Answer

Hormonal secretion is slower, hormones move through the bloodstream, "email", glands secrete hormones

Question 42

Dependent variable? (2)

Accepted Answer

the outcome that is being measured, the variable that may change when the independent variable is manipulated

Question 43

Polarization: the resting state of the neuron, charge is more positive outside the membrane and more negative inside.

Accepted Answer

True

Question 44

motor neurons

Accepted Answer

Carry messaged from the CNS to the muscles and glands, contain efferent neurons

Question 45

What are three ways to test a hypothesis?

Accepted Answer

experimental method, scientific method, descriptive method

Question 46

axon-attached to the soma the neuronextension that passesmessages through its branches to other neurons or muscle glands

Accepted Answer

True

Question 47

What is naturalistic observation?

Accepted Answer

A descriptivetechniqueof observingrecording innaturally occurringsituations, It does not or control the situation

Question 48

Repolarization: the refractory period; the closing of the membrane and reestablishing a more negative charge inside

Accepted Answer

True

Question 49

refractory period-a break for the neuron (a resting pause) action potential cannot occur until the neurons returns to rs

Accepted Answer

True

Question 50

The CNS: the brain and spinal chord

Accepted Answer

True

Question 51

What are the three types of neurons?

Accepted Answer

sensory nuerons, motor nuerons, interneurons

Question 52

neurotransmitter-chemical messengers that travel across the synapse and bind to receptors sites on receiving neuron

Accepted Answer

True

Question 53

outlies- data that is set apart from the rest of the data as it might be extremely high or low (can skew results)

Accepted Answer

True

Question 54

A correlation coefficient can range from from -1.0 to +1.0

Accepted Answer

True

Question 55

What does it mean to perceive order in random events?

Accepted Answer

naturaleagerness tomake sense of unpredctable worldprone to perceivepaterns

Question 56

Acetylcholine

Accepted Answer

contract and we are paralyzed, .the muslce contracts if Ach transmission is blocked the muscles cannot.., plays a role in learning and memory and is a messenger between motor, neurons & skeletal muscles. When Ach is released to our muscle receptors...

Question 57

Single blind? (2)

Accepted Answer

Participants are uninformed abt the treatment if they are receiving any, Controls for subject response bias and placebo effect

Question 58

What is an operational definition?

Accepted Answer

A carefully worded statement of the exact procedures used in research study

Question 59

What is overconfidence

Accepted Answer

The tendency to think we know more than we do

Question 60

descriptive statistics (3)

Accepted Answer

uses measures of variation, uses measure of central tendency, describe a population or data set

Question 61

A neuron is a nerve cell that is the basic building block of the nervous system

Accepted Answer

True

Question 62

What does a scatter plot indicate?

Accepted Answer

A correlational study

Question 63

Sensory nuerons

Accepted Answer

carry information from the sense organs to the CNS, contain afferent nerve fibers

Question 64

An undersupply of dopamine at the synapse is linked to parkingson's

Accepted Answer

True

AP Psychology Final Review

Questions 77

AP Psychology Final Review

Questions 77