Exam 4: Exstintion: The Brain: Source of Mind and Self

On each cerebral hemisphere,deep fissures divide the cortex into four distinct lobes.Name each of the four lobes and describe the location of each lobe.

Sensory nerves put us in touch with both the outside world and with the activities within our own bodies.

The fluctuating levels of estrogen and progesterone make many women emotional before menstruation.

Sex hormones are secreted by tissue in the _______________ and also by the adrenal glands.

Which structure is involved in drives associated with survival of both the individual and the species?

The sad story of Phineas Gage indicated that the frontal lobes have something to do with personality.

When a neurotransmitter binds briefly with a receptor site,the ultimate effect is either excitatory or inhibitory.Explain the effects of each.

Reflexes above the neck,such as sneezing and blinking,involve the _______________,and reflexes below the neck,such as pulling a hand away from a hot stove,involve the _______________.

Although neurons are often called the building blocks of the nervous system,in structure they are more like _______________ than blocks.

Which of the following regions contains the somatosensory cortex,which receives information about pressure,pain,touch,and temperature from all over the body?

Which of the following is NOT included in the synapse?

Which part of the neuron acts like an antenna to receive messages from other neurons?

Acetylcholine affects neurons involved in muscle action,cognitive functioning,memory,and emotion.

When a neurotransmitter molecule binds briefly with a receptor site,changes occur in the receiving neuron's membrane.If there is a voltage shift in a positive direction then the effect is:

One purpose of the _______________ is to prevent signals in adjacent cells from interfering with each other.

When asked about the input from each cerebral hemisphere,two well-known split-brain researchers,Michael Gazzaniga and Roger Sperry,would agree that:

Which of the following sex hormones contributes to the growth and maintenance of the uterine lining in preparation for a fertilized egg?

The autonomic nervous system is:

In the giraffe,a neuron that runs from the spinal cord down the animal's hind leg may be 9 feet long.

In 1848,an explosion near railroad-worker Phineas Gage sent a 3½-foot iron rod through his skull.The iron rod entered his head under the left eye and emerged from the top of Phineas' head.Describe what became known about brain functioning and personality due to this tragic accident.