Chapter 1 and 2 of Psychology (Aplia)
identical
The behavior of _________ twins is of special interest because their genetic endowment is the same.
resonance
In a magnetic ________ imaging, radio waves cause parts of the brain to emit signals.
informed
In order to help avoid harm, human subjects must provide _______ consent.
right
Individuals who has a dominant _________ hemisphere are more likely to be creative and emotional.
adapted
Individuals whose traits are better _______ to their environment are more likely to survive and reproduce.
stratified
A ______ sample is drawn so that identified subgroups in the population are represented proportionally in the sample.
synapse
A ________ consists of an axon terminal, a dendrite, and a fluid-filled gap.
experiment
An _______ is conducted in an effort to determine cause and effect.
seratonin
Deficiencies of ________ are linked to alcoholism, depression, and insomnia.
debriefed
Ethics require that subjects who are deceived be ___________ afterward to help eliminate misconceptions and anxieties about the research.
blind
Experiments can control for the effects of expectations by creating conditions under which subjects are unaware of or _____ to the treatment they have received.
control
Ideal experiments use experimental and ______ groups.
works
Imaging techniques like the PET scan, and MRI allows us to observe how the brain ________ during various mental activities.
random
In a ______ sample, each member of a population has an equal chance of being selected.
survey
In a ______, a large sample of people answer questions about their attitudes or behavior.
schizophrenia
It is theorized that people with ___________ over utilize dopamine.
reproduction
Mutations that enhance survival and __________ are passed down from generation to generation.
axons
Neurons have a cell body or soma, which contains the nucleus; dendrites which receive messages; and an _________ which carries messages to other neurons.
nuerotransmitters
Neurons transmit messages to other neurons by means of chemical substances called, _____________.
ethical
Psychologists adhere to ________ standards that help promote the dignity of the individual, maintain scientific integrity, and protect subjects or clients from harm.
behavior
Psychology is defined as the study of _______ and mental processes
animals
Researchers use ___________ to conduct research that cannot be carried out with humans.
population
Samples must accurately represent the target _______
hypothesis
Scientists test a specific statement, or ______ about behavior or mental processes.
pure
Some psychologists engage in ____ research, which has no immediate application, while others engage in applied research, which seeks solutions to specific problems.
hippocampus
The ______ is involved in the development of long -term memories.
scientific
The ______ method is an organized way of expanding and refining knowledge
sociocultural
The ______ perspective fosters the consideration of matters of ethnicity, gender, culture, and socioeconomic status in psychology.
biological
The ______ perspective studies the links between the brain, hormones, heredity, and behavior.
correlation
The _______ method investigates whether behaviors or traits are related to others.
naturalistic
The _______ observation method observes individuals in their natural habitat.
learning
The _______ perspective, which includes behaviorism and social cognitive theorists, focuses on the effects of experience on behavior.
dependent
The _______ variable is the measured outcome or result of an experiment.
independent
The ________ variable is manipulated by the experimenters so that its effects may be determined.
cerebellum
The __________ is involved in balance and coordination.
autonomic
The __________ nervous system regulates the glands and involuntary activities such as heartbeat, respiration, and digestion, while the somatic nervous system regulates information from our sensory organs.
hypothalumus
The __________ part of which is in the limbic system, is involved in body temperature, motivation, and emotion.
thinking
The cerebral cortex, which is the center of __________ and language, is divided into two hemispheres, with each hemisphere having four lobes.
survival
The concept of a struggle for _______ lies at the core of the theory of evolution.
frontal
The executive center of the brain is found in the ________ lobe.
callosum
The hemispheres of the cerebrum are connected by the corpus ___________.
peripheral
The nervous system is made up of the __________ nervous system and the central nervous system.
somatosensory
The parietal lobe contains the __________ cortex, which receives messages from our skin senses.
production
Wernicke's area is critical in understanding speech and visual information while Broca's area is involved in the _______ of speech.
positive
With a ______ correlation, higher scores on one variable tend to correspond with higher scores on another variable.
lower
With a negative correlation, higher scores on one variable tend to correspond with _______ scores on the second variable.
experimental
_____ Psychologists conduct research into basic psychological processes, such as sensation and perception, learning and memory, and motivation and emotion.
genes
___________ are the most basic building blocks of heredity.
myelin
___________ is a fatty substance that insulates neurons.
kinship
___________ studies compare traits and behavior patterns in people who are biologically related or unrelated to help determine the roles of genetic factors.