Psych Test #2

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Which of the following are NOT par of a neuron?

Synapses

Which of the following techniques do researchers inject a harmless,radioactive substance into the living human brain to examine activity?

Pet

Metabolic activity I different areas of the brain can best be visualized by means of

Pet

Damage to which of the following brain structures may cause the inability to detect the emotional significance of facial expressions, especially those demonstrating fear?

Amygdala

The pituitary gland is controlled by the

Hypothalamus

Activation of the parasympathetic nervous system results in which of the following?

A decrease in heart rate

Which of the following would most likely result from an injury to the medulla?

A life-threatening disruption of heartbeat and breathing

Damage tot he cerebellum would most likely result in which of the following problems?

A loss of motor coordination

Which of the following correctly Paris subdivisions within the major divisions of the human nervous system?

Autonomic Sympathetic and parasympathetic

The area labeled x in the drawing above denotes which of the following structures?

Axon terminals

Brain damage that leaves a person capable of understanding speech but with an impaired ability to produce speech most likely indicates injury to which of the following?

Broca's area

Which of the following structures is most closely associated with communication between the central nervous system and the endocrine system?

Hypothalamus

An individual with damage to Wernicke's are is most likely to have difficulty

Comprehending a spoken request for information

Which of the following is most involved in helping Grace coordinate her movements and maintain her balance during the performance?

Crerebellum

A person with damage to Broca's area would most likely demonstrate which of the following symptoms?

Difficulty with speech production

A participant in a study of music perception listens to music with electrodes attached to her scalp while data are collected on the activity of her brain. This technique is called

Electroencephalography (EEG)

The limbic system is most closely associated with

Emotions

Most glands in the human body are part of which system?

Endocrine

The diagram above depicts the human body's

Endocrine system

Which of the following systems produces, circulates, and regulates levels of hormones in the body?

Endocrine system

Severing the corpus callous is a treatment for which of the following conditions?

Epilepsy

After an electrode implanted in a cat's brain stimulates the cat's amygdala, the cat will most likely do which of the following?

Immediately withdraw in fear

Which of the following is a parasympathetic nervous system response?

Increased digestion

Which of the following is true about the with drawl of her hand?

It was initiated in the spinal cord

Which of the following is brain-imaging technique that produces the most detailed picture of brain structure

MRI

People who have experienced severe damage to the frontal lobe of the brain seldom regain their ability to

Make and carry out plans

The area of the brain stem that is important in controlling breathing is the

Medulla

Beth received a hemispherectomy to treat a seizure disorder when she was two years old. However, by the time she was five years old, her cognitive abilities were the same as those of a neurotypical five year old. Which of the following best explains her abilities?

Neuroplasticity

Which of the following provides information regarding brain function by monitoring the brain at work through metabolism of glucose?

PET scan

The brain's ability to adapt after it is damaged is known as

Plasticity

The function of dendrites is to

Receive information from other neurons

Which of the following is the correct sequence of the neural chain of events set in motion by nan environmental stimulus?

Receptors, afferent neurons, inter neurons, afferent neurons, effectors

Significant damage to which of the following parts of the brain will most likely cause a person to call into a deep coma from which the person will be unable to awaken?

Reticular Formation

The division of the nervous system that most directly allows voluntary muscle movement is the

Somatic

Joel's pupils become dialated, his digestion is reduced, and his skin becomes cold. Which system is controlling his bodily changes?

Sympathetic

This is due to activation of the

Sympathetic nervous System

Ben was enjoying a walk in the woods on a beautiful Saturday afternoon. As he went around a curve, he noticed a bear walking toward him. Immediately his pupils dilated, he began to perspire, and his heart accelerated. These changes are most closely related to the function of the

Sympathetic nervous system

What hormone seems to be most closely linked with aggressive behavior

Testosterone

Which of the following is true of a neuron in the resting state?

The inside of the cell membrane is negative compared to the outside

George was involved in an accident and experienced head trauma. Although his eyes were functioning normally, he was unable to see. Which area of the brain was most likely affected by the accident?

The occipital lobe

The occipital lobe of the human brain contains the centers for

Vision

Damage to a small part of the occipital lobe would most likely result in a

Visual deficit

A person will most likely develop aphasia as a result of damage to which of the following parts of the brain?

Wernicke's Area

Reuptake of a neurotransmitter refers to

absorption of the neurotransmitter into the dendrites of the receiving neuron

Stimulation of which of the following brain areas will lead a person to eat?

lateral hypothalamus


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