Somatic Reflexes Act Faster Than Visceral Reflexes

question 58

Multiple Choice

Somatic reflexes act faster than visceral reflexes.These are all reasons for this except

• A)effector pathway in the somatic reflex arc is myelinated
• B)effector pathway in the visceral reflex arc involves more neurons
• C)effector pathway in the visceral reflex arc involves more chemical synapses
• D)some of the neurons in the effector pathway in the visceral reflex arc are unmyelinated
• E)effector organs in the somatic reflex are closer to the spinal cord

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Definitions:

Ash Blanketing

The covering of large areas with volcanic ash following an explosive volcanic eruption.

Pumice

Volcanic rock, especially of felsic or intermediate composition, containing many vesicles (holes) formed by expanding gases in magma.

Lava

Molten rock that has been expelled from a volcano during an eruption and solidifies as it cools on the Earth's surface.

Ash

Fine particles of rock, minerals, and volcanic glass created during volcanic eruptions and carried through the air.