All of the Following Are True of Epidermal Ridges, Except

question 21

Multiple Choice

All of the following are True of epidermal ridges, except that they

• A) extend into the dermis.
• B) contain increased numbers of free nerve endings.
• C) cause ridge patterns on the surface of the skin.
• D) produce patterns that are determined genetically.
• E) interconnect with the dermal papillae.

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Definitions:

Pyroclastic Flow

A fast-moving current of hot gas and volcanic materials (such as ash) that flows down the sides of a volcano during an explosive eruption.

Hot

Having a high temperature, often used in the context of describing the thermal state of magma, lava flows, or the Earth's core.

Thick

Having a large distance between opposite sides or surfaces; not thin.

Vesicles

Small cavities in volcanic rocks created by the expansion of gas bubbles during solidification of the magma.