The Semicircular Canals

question 55

Multiple Choice

The semicircular canals

• A) are parallel to each other.
• B) can detect movement in only one direction.
• C) have a base called a papilla.
• D) contain cupulae that respond to gravity.
• E) allow a person to detect movement in all directions.

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Definitions:

Plasma Membrane

A bilayer of lipids and proteins that forms the external boundary of the cytoplasm of a cell, regulating the passage of molecules in and out of the cell.

Skeletal Muscle Cells

Skeletal muscle cells are long, cylindrical cells that make up skeletal muscles, responsible for voluntary movements of the body by contracting in response to voluntary nervous signals.

Mitochondria

Organelles within cells that are the site of aerobic respiration and energy (ATP) production.

Adipocytes

Cells specialized in storing fat, found in the adipose tissue of the body.