Exam 3: Neuroscience and Behavior-Part C

The parasympathetic nervous system is responsible for ejaculation in males.

Only electrical stimulations that are above a threshold can initiate an action potential.

The cerebral cortex,with its characteristic fissures,does not develop until the middle of pregnancy.

A drug agonist enhances the activity of a neurotransmitter.

The spinal cord is continuous with the hindbrain.

Wernicke's area is located in the left temporal lobe.

Dendrites are parts of the neuron that receive information from other neurons.

Both the mother and the father contribute equally in determining the sex of their offspring.

EEGs are commonly used to study differences in brain activity during various stages of sleep.

A mouse has a larger cerebral cortex than does a snake.

Thinking,planning,and anticipating are activities associated with the frontal lobe.

Most neurotransmitters can bind with most types of receptor sites.

Humans have 23 pairs of chromosomes.

Genes are comprised of chromosomes.

Plasticity refers to cortex adaptation to changes in sensory inputs.

Morphine has similar chemical properties to the neurotransmitter dopamine.

One of the functions of the sympathetic nervous system is to dilate the pupils.

Hubel and Wiesel mapped the visual cortex using fMRI.

Electrochemical action involves both conduction and transmission.

GABA is the main excitatory neurotransmitter in the brain.