Which of the Following Is an Example of Spatial Summation

question 42

Multiple Choice

Which of the following is an example of spatial summation?

• A)Two stimuli from two sources produce graded potentials on the same neuron at the same time such that the two potentials sum.
• B)Two action potentials occur at the same time and sum.
• C)Two rapid stimuli from the same source produce graded potentials on the neurons that sum.
• D)An action potential occurs at the same time as a graded potential, and they sum.
• E)A neuron sends out information through collaterals to several target cells.

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Definitions:

Axillae

The underarm area of the body, where the arm connects to the shoulder, containing sweat glands and lymph nodes.

Inguinal Area

The region of the lower abdomen just above the groin, where the leg meets the torso, often associated with hernias.

Lymph Nodes

Small, bean-shaped structures that are part of the lymphatic system and function as filters for harmful substances.

Migraine Headaches

A type of headache characterized by intense, pulsing or throbbing pain, often accompanied by nausea, vomiting, and sensitivity to light and sound.