A Child Ingested an Organophosphate Poison Used to Kill Insects

question 75

Multiple Choice

A child ingested an organophosphate poison used to kill insects.Soon the child's muscles began spastic contractions.Predict what occurred at the synaptic cleft.

• A)decreased release of acetylcholine from presynaptic neurons
• B)increased accumulation of acetylcholine in the synapse
• C)the poison binds to acetylcholine receptors and stimulates them
• D)increased breakdown of acetylcholine in the synaptic cleft
• E)Both increased accumulation of acetylcholine in the synapse and increased breakdown of acetylcholine in the synaptic cleft.

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Definitions:

Thorax

The part of the body located between the neck and the abdomen, enclosing the chest and containing the heart and lungs; it is protected by the rib cage.

Velocity

A vector quantity that denotes the rate of change of position of an object, with both magnitude and direction.

Blood Flow

Blood flow is the circulation of blood through the cardiovascular system, delivering oxygen and nutrients to tissues and removing carbon dioxide and wastes.

Blood Vessel

A blood vessel is a tubular structure carrying blood through the tissues and organs; a component of the circulatory system.