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Exam 3: Biology of Behaviour

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Question 1

Multiple Choice

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Sam is highly relaxed. His blood pressure and heart rate are lower than usual. This relaxation response was most likely the result of activity in his

A) somatic nervous system.
B) sympathetic nervous system.
C) parasympathetic nervous system.
D) central nervous system.

E) B) and C)
F) B) and D)

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Question 2

Multiple Choice

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Dr Solomons is a molecular geneticist interested in researching the influence of heredity on behaviour. The technique that Dr Solomons would be MOST likely to use is

A) chromosomal atlasing.
B) genetic mapping.
C) phenomapping.
D) genome projection.

E) None of the above
F) A) and D)

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Question 3

Multiple Choice

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If the left hemisphere of the brain were damaged, which part of the body would be MOST directly affected?

Skin colour is determined by three to five gene pairs. This makes skin colour

The result of the fertilisation of an egg by a sperm is a

Following split-brain surgery, communication between the cerebral hemispheres

A split-brain person has a severed cerebellum.

Dr Small is interested in comparing the hereditary nature of shyness in people; the best method for her to use to determine whether shyness is inherited is through twin studies.

Charise has blue eyes and blonde hair. Genetically, this description refers to Charise's

Which of the following structures is NOT part of the hindbrain?

____________________ are the basic building blocks of heredity and are carried on 23 pairs of ____________________.

Monique is not able to understand spoken language. If Monique's problem stems from damage to the cerebral cortex, the damage would MOST likely be in

Synaptic vesicles are structures that

Londra and Sondra are identical twins who have been raised together in the same home. Londra has developed a psychological disorder, but Sondra does not appear to have the same disorder. This information could be used as evidence to suggest that

Neuronal communication involves two mechanisms: a chemical one and an electrical one. Explain how they combine to produce electro-chemical neuronal communication.

A family of chemicals produced in the body that resemble the opiates are the

When nicotine acts on the brain it acts like acetylcholine and binds to ACh receptor sites causing postsynaptic potentials. Nicotine is

Imagine that you have stumbled across a secret laboratory where an evil scientist is conducting unauthorised brain research. By altering brain structures he has created superheroes that have specialised powers or abilities. One of these superheroes seldom feels hungry or thirsty and can go for days without feeling the need to eat or drink. In this case, the brain structure that the scientist MOST likely altered would be

The implantation of electrodes in the brains of animals is accomplished through the use of which of the following?

Neurons that are activated by performing an action or seeing others perform that same action are called