In the Autonomic Nervous System

question 47

Multiple Choice

In the autonomic nervous system

• A)the lower motor neuron directly controls the effector organ.
• B)there is always a synapse located between the CNS and the effector organ.
• C)motor neurons do not synapse but are connected by communicating junctions.
• D)some motor neurons release both ACh and NE.
• E)None of the answers are correct.

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Definitions:

Blood Vessels

Tubular structures carrying blood through the tissues and organs; a network that includes arteries, veins, and capillaries.

Celiac Artery

A major artery that supplies oxygenated blood to the liver, stomach, abdominal esophagus, spleen, and the superior half of both the duodenum and the pancreas.

Stomach

A hollow organ in the gastrointestinal tract that digests food with acidic gastric juices before it moves into the intestines.

Liver

A large, vital organ in the body responsible for processes such as detoxification, metabolism, and the production of biochemicals necessary for digestion.