An Impulse Traveling Up the Spinal Cord First Enters the Brain

question 71

Multiple Choice

An impulse traveling up the spinal cord first enters the brain at the

• A) medulla.
• B) thalamus.
• C) hypothalamus.
• D) cerebellum.
• E) cerebrum.

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Definitions:

Actuated Hydraulically

Operated or moved by the pressure of a fluid within a hydraulic system.

Double-acting Wheel Cylinder

A hydraulic cylinder in a drum brake system that can apply force in both directions, allowing for more effective brake application.

Single-acting Wheel Cylinders

Hydraulic cylinders in a brake system that exert force in one direction only, commonly used in drum brakes.

Brake Shoes

Components of a drum brake system that press outward against the drum to slow or stop the vehicle.