Exam 4: Neural and Hormonal Systems

Nerve cells receive life-supporting nutrients and insulating myelin from

The brain region that controls the pituitary gland is the

The selective permeability of a neural membrane enables the development of a

Agonists are chemical molecules that increase the activity of

The resting potential of an axon results from the fact that an axon membrane is

Dendrite is to ________ as axon is to _________.

A drug molecule that increases the release of a neurotransmitter into the synaptic gap is a(n)

Messages are transmitted from your spinal cord to your heart muscles by the

The vast majority of neurons in the body's nervous system are

The parasympathetic nervous system is a division of the ________ nervous system.

Cortisol is a stress hormone released by the

The idea that various brain regions have particular functions is known as

Opiate drugs occupy the same receptor sites as

The endocrine gland that helps regulate the level of sugar in the blood is the

The neural change that is strongest in childhood but also continues throughout life is called

Some neurons enable you to grasp objects by relaying outgoing messages to the muscles in your arms and hands.These neurons are called

Which of the following examples does NOT demonstrate plasticity?

The chemical messengers released into the spatial junctions between neurons are called

When confronted by a large and potentially dangerous snake,Alissa experienced a surge of energy triggered by the release of ________ into her bloodstream.

Neurotransmitters are molecules that travel across the