Question 1

Having a dimple on your chin is determined by a single gene pair.If you inherited one dimple gene and one non-dimple gene from your parents,you could be described as ____________ for this trait.

Accepted Answer

A) heterozygous 
B) homozygous 
C) phenotypical 
D) genotypical

Question 2

The basic message-carrying cells of the nervous system are labeled:

Accepted Answer

A) dendrites. 
B) neurons. 
C) nerves. 
D) gangliA

Question 3

Which of the following is a likely effect of damage to the hypothalamus?

Accepted Answer

A) reduced use of left arm 
B) deregulation of hormones 
C) development of aphasia 
D) reduced ability to reason

Question 4

Darlene has just discovered that she made the dean's list,and she's in ecstasy-singing and dancing down the corridor.Which area of the brain is directing her behavior?

Accepted Answer

A) hypothalamus 
B) thalamus 
C) cerebellum 
D) midbrain

Question 5

If two corresponding genes at a given location on a pair of chromosomes are the same,they are referred to as

Accepted Answer

A) genotyped. 
B) homozygous. 
C) phenotyped. 
D) heterozygous.

Question 6

Monozygotic twins are more likely to share a trait with high heritability than are dizygotic twins.

Accepted Answer

A) True 
 B)False

Question 7

Dorothy is both hungry and thirsty.Which of the following is involved in both of these drives?

Accepted Answer

A) the hippocampus 
B) spinal reflexes 
C) the hypothalamus 
D) the amygdale

Question 8

The part of the neuron that carries outgoing messages either to another neuron or to a muscle or gland is the _________.

Accepted Answer

A) myelin sheath 
B) axon 
C) dendrite 
D) cell body

Question 9

A young woman returns from a day at the beach to find she has developed a severe sunburn.Which neurons are sending the messages from her burned skin to her brain informing her of the pain from the burn?

Accepted Answer

A) sensory neurons 
B) motor neurons 
C) synaptic neurons 
D) association neurons

Question 10

The voltage of a neuron's ______________ is typically around -70 millivolts.

Accepted Answer

A) postsynaptic potential. 
B) resting potential. 
C) action potential. 
D) graded potential.

Question 11

Explain how twin and adoption studies can be used by behavioral geneticists to estimate the heritability for specific traits.

Accepted Answer

The answer of Explain how twin and adoption studies can...

Question 12

Because they have similar chemical structures,morphine and other opiates are able to lock into receptor sites for

Accepted Answer

A) GABA. 
B) serotonin. 
C) dopamine. 
D) endorphins.

Question 13

"Ewww!" says TJ when he sees an actual human brain on display at the science museum,"I didn't realize how convoluted and wrinkly it would be." Because he can only see the outer layer of the brain,TJ is actually describing just the

Accepted Answer

A) cerebral cortex. 
B) tectum. 
C) limbic system. 
D) basil ganglia.

Question 14

A person who is homozygous for a trait:

Accepted Answer

A) always has two dominant copies of a gene. 
B) always has two recessive copies of a gene. 
C) has identical copies of the gene. 
D) has different copies of the gene.

Question 15

The part of the hindbrain that controls such things as breathing,heart rate,and blood pressure is the __________.

Accepted Answer

A) cerebral cortex 
B) pons 
C) medulla 
D) cerebellum

Question 16

Researchers have found that the male advantage in mental rotation tasks is related to

Accepted Answer

A) cultural factors. 
B) estrogens. 
C) testosterone levels. 
D) educational factors.

Question 17

________ is the creation of new neurons.

Accepted Answer

A) Neurogenesis 
B) Neural plasticity 
C) Long-term potentiation 
D) Synaptogenesis

Question 18

Serotonin affects neurons involved in sleep,appetite,and mood.

Accepted Answer

A) True 
 B)False

Question 19

The activity of neurons is highly dependent on the support of _______________ cells,which surprisingly outnumber neurons 10 to 1 in the brain.

Accepted Answer

The answer of The activity of neurons is highly dependent...

Question 20

A researcher is studying factors that influence political philosophy (conservative or liberal).She finds that adopted children are more likely to share their political philosophy with their adoptive parents than their biological parents.Which of the following should she conclude?

Accepted Answer

A) Genes have no influence on political philosophy. 
B) Adoptive parents are more likely to be liberal. 
C) Political philosophy has high heritability. 
D) Political philosophy has low heritability.

Exam 3: Biological Psychology

Having a dimple on your chin is determined by a single gene pair.If you inherited one dimple gene and one non-dimple gene from your parents,you could be described as ____________ for this trait.

The basic message-carrying cells of the nervous system are labeled:

Which of the following is a likely effect of damage to the hypothalamus?

Darlene has just discovered that she made the dean's list,and she's in ecstasy-singing and dancing down the corridor.Which area of the brain is directing her behavior?

If two corresponding genes at a given location on a pair of chromosomes are the same,they are referred to as

Monozygotic twins are more likely to share a trait with high heritability than are dizygotic twins.

Dorothy is both hungry and thirsty.Which of the following is involved in both of these drives?

The part of the neuron that carries outgoing messages either to another neuron or to a muscle or gland is the _________.

A young woman returns from a day at the beach to find she has developed a severe sunburn.Which neurons are sending the messages from her burned skin to her brain informing her of the pain from the burn?

The voltage of a neuron's ______________ is typically around -70 millivolts.

Explain how twin and adoption studies can be used by behavioral geneticists to estimate the heritability for specific traits.

Because they have similar chemical structures,morphine and other opiates are able to lock into receptor sites for

"Ewww!" says TJ when he sees an actual human brain on display at the science museum,"I didn't realize how convoluted and wrinkly it would be." Because he can only see the outer layer of the brain,TJ is actually describing just the

A person who is homozygous for a trait:

The part of the hindbrain that controls such things as breathing,heart rate,and blood pressure is the __________.

Researchers have found that the male advantage in mental rotation tasks is related to

________ is the creation of new neurons.

Serotonin affects neurons involved in sleep,appetite,and mood.

The activity of neurons is highly dependent on the support of _______________ cells,which surprisingly outnumber neurons 10 to 1 in the brain.

A researcher is studying factors that influence political philosophy (conservative or liberal) .She finds that adopted children are more likely to share their political philosophy with their adoptive parents than their biological parents.Which of the following should she conclude?