I’m working on a psychology multi-part question and need a sample draft to help me learn.

QUESTION 1

1. Which of the following statements is true with respect to studies of sexual orientation in animals?Early hormonal manipulation of testosterone results in same sex-preference later in life in several species.Naturally occurring homosexual behavior has been observed in a few species, such as sheep and gulls.Applying animal studies to humans is difficult, because it is very difficult to determine a human’s prenatal hormonal environment.All of the above

QUESTION 2

1. An instinct is a(n):Mechanism for maintaining balance in the bodyIncentive to behave in a particular mannerComplex behavior that is automatic and unlearned and occurs in all members of a speciesComplex behavior that is learned, or not automatic and occurs in all members of a species

QUESTION 3

1. Sensation seeking is an essential component of:Arousal theoryIncentive theoryHomeostatic theorySet-point theory

QUESTION 4

1. Cells that convey environmental information; carry out the functions underlying thought, emotion, and movements; and transmit commands out to the body’s organs and muscles are called:NeuronsDendritesSupporting cellsPhagocytes

3.0303 points   

QUESTION 5

1. Which method enables the visualization of minute but specific structural details of a neuron, such as synaptic vesicles?Light microscopyDark field microscopyElectron microscopyMicroautoradiography

3.0303 points   

QUESTION 6

1. What evidence suggests that testosterone plays a role in female sexual behavior?Sexual behavior of women decreases at menopause when testosterone levels decline.Testosterone levels peak at mid-cycle when women are more likely to initiate sexual activity.Testosterone treatment given to women with their ovaries removed increases sexual arousal and behavior.All of the above

3.0303 points   

QUESTION 7

1. In humans, oxytocin is involved in all of the following except:BondingMuscle contractions involved in lactation and orgasmMemory for safe environmentsSocial recognition

3.0303 points   

QUESTION 8

1. The stress hormones are ___ and are produced by the ___.epinephrine, norepinephrine, and cortisol; pituitary glandserotonin, epinephrine, and glucocorticoids; adrenal glandsnorepinephrine, endorphins, and glucocorticoids; pituitary glandepinephrine, norepinephrine, and cortisol; adrenal glands

3.0303 points   

QUESTION 9

1. If you had to name one limbic system structure as the primary structure involved in emotions of fear and anxiety, it would be the:HypothalamusCingulate gyrusFornixAmygdala

3.0303 points   

QUESTION 10

1. A male results when the father’s sperm contributes a(n) ____ chromosome to the mother’s ____ chromosome.X, XY, XY, YO, X

3.0303 points   

QUESTION 11

1. Which of the following statements is true regarding gender differences in cognitive performance?There is a great deal of overlap between males and females in these characteristics.The differences that do exist are rather specific; that is, females do not excel on all verbal tasks.Males are better than females on tasks requiring mental rotation of 3-D objects, but less so on other spatial tasks.All of the above

3.0303 points   

QUESTION 12

1. Detoxification is most dangerous with:HeroinAlcoholCocaineBenzodiazepines

3.0303 points   

QUESTION 13

1. The hypothalamus controls the:Endocrine systemPituitary glandAutonomic nervous systemAll of the above

3.0303 points   

QUESTION 14

1. The central nervous system consists of:The cranial nerves that enter and leave the underside of the brainThe brain and the spinal cordThe spinal cord and the brain stemAll neurons in the body

3.0303 points   

QUESTION 15

1. The four stages of development of the nervous system include, in order:Proliferation, innervation, circuit formation, and circuit pruningProliferation, migration, circuit formation, and circuit pruningInnervation, migration, circuit formation, and circuit pruningInnervation, migration, circuit formation, and circuit cropping

3.0303 points   

QUESTION 16

1. Which of the following was first used to form images of the brains of living individuals?Magnetic resonance imagingComputed tomography scanningPositron emission tomographyComputed angiography scanning

3.0303 points   

QUESTION 17

1. Glial cells:Guide new neurons in fetal developmentStimulate the development of synapsesClean up cellular debrisAll of the above

3.0303 points   

QUESTION 18

1. Which of the following is a benzodiazepine effect?The muscle relaxation effects are produced in the limbic system.The amnesic effects are produced in the brain stem.The anxiolytic effects involve the limbic system.The sedation effects occur via the hippocampus.

3.0303 points   

QUESTION 19

1. Which of the following questions would a biopsychologist be least likely to study?How does the brain’s activity result in consciousness?What changes occur in the nervous system when a person learns?How do people in different cultures view mental illness?What is the physiological explanation for depression?

3.0303 points   

QUESTION 20

1. Which of the following statements about neuronal conduction in myelinated neurons is not correct?Energy is saved by myelination.Thicker myelination on axons results in a slower conduction of action potentials.Conduction speed is much faster in myelinated axons.Myelinated axons use saltatory conduction.

3.0303 points   

QUESTION 21

1. Which of the following is not true about MRI?It cannot detect tumors unless multiple X-rays are used.It can image small areas and is reasonably fast.It provides a picture of the brain at one point in time.It requires the use of a strong magnetic field.

3.0303 points   

QUESTION 22

1. The corpus callosum:Is at the central fissureConnects the thalamus and the hypothalamusConnects the right and left hemispheresCan result in epilepsy if severed

3.0303 points   

QUESTION 23

1. The electroencephalogram is a recording of:Electrical activity of individual neuronsElectrical activity of many neuronsEye movements during sleepAction potentials

3.0303 points   

QUESTION 24

1. Six-year-old Dana went to Disney World, ate hot dogs, rode the coaster, and got sick. She now hates hot dogs due to:Learned taste aversionThe toxic reaction to the hot dogsSensory-specific satietyThe inability of the hot dogs to decrease her hunger

3.0303 points   

QUESTION 25

1. Which of the following is not true with respect to tobacco use?A compound in tobacco smoke damages a cancer-suppressing gene, causing lung cancer.Smoking causes cancers in the respiratory system only, because tobacco smoke is inhaled.Women who smoke during pregnancy give birth to underweight infants.Smoking can produce constriction of the blood vessels requiring amputation of extremities.

3.0303 points   

QUESTION 26

1. Which statement characterizes the absolute refractory period?The neuron cannot fire again because the potassium channels are unable to open.The neuron cannot fire again because the sodium channels are unable to open.The neuron can fire again but only to a stronger than threshold stimulus.The neuron can fire again but only at a much slower rate.

3.0303 points   

QUESTION 27

1. Which of the following statements is true about the case of Phineas Gage?He did not survive the railroad accident.His case supported the equipotentiality view.The major damage he experienced was in the frontal lobes.He was studied by Paul Broca.

3.0303 points   

QUESTION 28

1. Which of the following defines a drug?A chemical that is addictiveA chemical that alters the body or its functioningA chemical that corrects abnormal cellular functioningA chemical that is effective in low amounts

3.0303 points   

QUESTION 29

1. Which of the following does not occur when the sympathetic nervous system is activated, as in strong emotions?Dilation of peripheral blood vesselsIncrease in heart rateChanges in sweat gland activityShutting down of digestion

3.0303 points   

QUESTION 30

1. Adoption studies:Lack the control of a real experiment because researchers cannot manipulate the adoption variableHave shown that rearing children apart from their biological parents has no effect on their intelligenceAre worse than family studies in determining the heritability of a traitCompletely control for environmental influences

3.0303 points   

QUESTION 31

1. A ___ is a chemical that is released by one animal that affects the physiology and or behavior of another member of the same species.neurotransmitterneurochemicalhormonepheromone

3.0303 points   

QUESTION 32

1. The degree of genetic similarity between identical twins is:Nearly 100%50%25%100%

3.0303 points   

QUESTION 33

1. Local anesthetics work via ___ while general anesthetics have the effect of ___.attaching to and blocking potassium ion channels, opening sodium ion channelsattaching to and blocking sodium ion channels, opening potassium ion channelsopening TDT channels, blocking TDT channelsopening chloride ion channels, blocking potassium ion channels