neuroscience quiz 1

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​If you are interested in clinical psychology, school psychology, social work, physical therapy, or another field that is on the outskirts of neuroscience, which resource would be a good choice?

Scientific American Mind​

Which of the following describes the transmission of information in a local neuron?​

The signal decreases in strength as it travels.

What mechanism prevents or slows some chemicals from entering the brain, while allowing others to enter?

a blood-brain barrier

When a membrane is at rest, what attracts potassium ions to the inside of the cell?​

an electrical gradient

A drug will prevent an action potential if it ____.​

blocks the movement of sodium across the membrane

Biological psychologists are primarily interested in the study of the physiological, evolutionary, and ____.

developmental mechanisms of behavior and experience

​The function of an Institutional Animal Care and Use Committee is to ____.

evaluate proposed experiments to ensure that they minimize pain and discomfort

The membrane of a neuron is composed of ____ with ____ embedded in them.​

fat molecules; proteins

Which action would depolarize a neuron?​

increasing membrane permeability to sodium

What type of neuron in the pons receives information only from other cells in the pons and sends information only to other cells in the pons?​

intrinsic

​Nearly all neuroscientists and philosophers support the position of ____.

monism

The insulating material that covers many vertebrate axons is called the ____.​

myelin sheath

A(n) ____ investigates the chemical reactions in the brain.

neurochemist

Mr. Spindero periodically visits a hospital clinic where he takes various paper and pencil tests that document the progression of his dementia. A(n) ____ is most likely to be administering the tests.

neuropsychologist​

Which explanation of human behavior focuses most on learning through experience?

ontogenetic​

When a neuron's membrane is at rest, the concentration gradient tends to move potassium ____ the cell and the electrical gradient tends to move it ____ the cell.​

out of; into

A(n) ____ explanation describes eating in terms of the hypothalamus affecting insulin production, which affects the availability of glucose in cells.​

physiological

A(n) ____ explanation of the brain invokes the chemical reactions that enable hormones to influence brain activity.

physiological​

A(n) ____ is most likely to be involved in measuring heart rate, breathing rate, brain waves, and other body processes.

psychophysiologist​

Small, charged molecules can cross the cell membrane through ____.​

​protein channels


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