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40 terms

PSY 492 Exam 1 Spring 2012

STUDY
PLAY
The primary difference between biological psychologists and neuroscientists is that biological psychologists place greater emphasis on studying _____
behavior
If a person believes that hormones released a different stages of the menstrual cycle affect a person's mood, then it would be considered a(n) _____ explanation
physiological
Explaining differences in running speed as a function of differences in muscle fiber types is an example of a(n) _____ explanation
physiological
A person who studies the influence of genetic predisposition of be aggressive in combination with early aggressive experiences is seeking for a(n) _____ explanation_____
ontogenetic
Mapping out the relationship between shared bone structures across different species suggests there is a(n) _____ explanation
evolutionary
In a small population of sheep, the dominant male may produce many more offspring than the other males, spreading his genes. This is an example of _____
genetic drift
The notion that the mind and body are different in substance is called _____
dualism
Descartes suggested that the mind and brain interact in the _____
pineal gland
Monism is the belief that _____
mind and body are one and the same
Which of the following is NOT a form of monoism?
solipsism
According to Chalmers, knowing why and how brain activity is associated with consciousness is the _____
hard problem
A researcher is interested in how the nervous system responds when the organism is in a certain emotional situation. This researcher might be identified as a(n) _____
neuroscientist
Which of the following specialists would be MOST interested in changes in heart rate when students are taking an exam?
psychophysiologist
Units of heredity that maintain their structural identity from one generation to another are _____
genes
A strand of DNA serves as a template (model) for the synthesis of _____
RNA
Biological catalysts that regulate chemical reactions in the body are called?
enzymes
Recessive genes manifest their effects only when the individual is _____ for them
homozygous
Suppose "A" is a dominant gene and "a" is a recessive gene. One parent has genes Aa and the other parent has genes aa. What genes will the children probably have?
Half will be Aa, half aa
A trait not expressed when combined with a dominant trait is called a(n) _____ trait
recessive
An autosomal gene is a gene _____
on any chromosome other than the X or Y chromosome
In humans, which chromosome(s) contain(s) few genes?
The Y chromosome contain few genes
Genes located on the sex chromosomes are called _____
sex-linked
What are the chances of having a child with at least one dominant gene if both parents are heterozygous?
75%
The theory of evolution through the inheritance of acquired characteristics, is known as?
Lamarckian evolution
How do most biological psychologists feel regarding the use of animals in research?
They use animals only if the potential benefits to humans outweigh the costs to the animals
What are the two kinds of cells in the nervous system?
nerons & glia
What structure is composed of two layers of fat molecules that are free to flow around one another?
the membrane
The structure that contains the chromosomes is called the _____
nucleus
Where do the metabolic activities occur that provide energy for all of the other activities of the cell?
mitochondria
The endoplasmic reticulum is a _____
network of then tubes that transport newly synthesized protiens
The branching fibers that form the information-receiving pole of the nerve cells are called _____
dendrites
The tree-like branches of a neuron that receive information from other neurons are called _____
dendrites
The insulating material which covers many vertebrate axons is called the _____
myelin sheath
Gaps in the insulating material that surrounds axons are known as _____
nodes of Ranvier
If all of a neuron's dendrites or axons were contained within the spinal cord, it would be considered a(n) _____ neuron
intrinsic
Which type of glia remove waste material in the nervous system?
astrocytes
_____ in the brain and spinal cord and _____ in the periphery are specialized types of glia that builds the myelin sheaths that surround neurons
oligodendrocytes; schwann cells
Glucose enters the brain via?
active transport
What are the two requirements for the brain to metabolize glucose?
thiamine and oxygen
What leads to Korsakoff's syndrome?
thiamine deficiency resulting from alcoholism