Family studies are better than adoption studies at teasing out the contributions

Question

Family studies are better than adoption studies at teasing out the contributions of nature and nurture.

fMRI scans provide measures of both structure and activity.

Golgi stain will be taken up by only about ______ of neurons.

A. 1%

B. 5%

C. 10%

D. 25%

For his dissertation, Kip needs to get measurements of metabolic events in the cerebellum of a rhesus monkey that begin and end in about 5–10 seconds. Which of the following techniques should he use?

A. MRI

B. PET

C. fMRI

D. CT

Which of the following techniques stimulates the greatest portion of the brain at one time?

A. microdialysis

B. chemical stimulation

C. electrical stimulation

D. optogenetics

Animal researchers have used ______ to get around the problem that adoption studies cannot completely control for the influence of the prenatal or early postnatal environment.

A. embryo donation

B. cross-fostering

C. in vitro fertilization

D. in vivo fertilization

Optogenetic channels can be created in the brain using ______.

A. microelectrodes to provide electrical stimulation

B. cannula to introduce neurochemicals

C. light

D. genes from bacteria

Jill noticed that her mother and sister both had characteristics of anxiety; hence she concluded that she might be at risk as well. This type of reasoning is consistent with which of the following approaches to studying the genetic basis of behavior?

A. adoption study

B. twin study

C. naturalistic study

D. family study

In order to best characterize neurons, Santiago Ramón y Cajal needed to stain entire neurons but not every neuron in the brain. This can best be accomplished with ______.

A. Golgi staining

B. autoradiography

C. immunocytochemistry

D. in situ hybridization

Which of the following techniques can visualize ongoing biological activity of a living brain?

A. diffusion tensor imaging

B. positron emission tomography

C. computed tomography scanning

D. magnetic resonance imaging

Which chemical or method can be used to stain the cell bodies of neurons?

A. 2-DG

B. Nissl stain

C. fluorogold

D. naloxone

Surgically removing part of the frontal lobe in one group of rats and comparing their behavior to the behavior of rats in a group that did not receive surgery is an example of a(n) ______ study.

A. correlational

B. experimental

C. case

D. survey

Explanation / Answer

1). B). False

2). A). True.

3). B). 5% ( it's more like a range 1%-5%.)

7). C). Light.

10). B). Positron emission Tomography.

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