3 Mixed seromucous salivary glands, structure of glandular acini The three large glands have a different composition in the type of secretory units is concerned: - The parotid glands (which represent 25% of the production of saliva) are formed by serous production units and they are compound acinar type.
How Anti-Lock Brakes Work. An anti-lock brake system (ABS) is a braking system that is made to allow a vehicle to maintain traction with the road when braking. Braking is controlled by driver input via the brake pedal, and older braking systems response to a driver braking suddenly or with intense pressure was sometimes to lock up or skid.
Two Methods:Standard Braking SystemsAnti-lock Braking Systems (ABS)Community Q&A. Your braking system is one of the most important systems in your car. Seeing a brake warning light come on can be a scary moment. This article will tell you how to react if your car's brake light comes on. 1. Check the parking brake (also called an emergency brake) and attempt to release it.