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A device which sets a machine in motion, usually rapidly.

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12y ago
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5mo ago

A trigger mechanism is a device that activates or initiates another action or process. In firearms, the trigger mechanism is what releases the hammer to fire a round of ammunition.

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Q: What is the definition of trigger mechanism?
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What stimulates the thirst mechanism?

The thirst mechanism is primarily stimulated by an increase in the concentration of solutes in the blood, which is sensed by specialized cells in the brain known as osmoreceptors. When the blood becomes more concentrated, these osmoreceptors signal the brain to trigger the sensation of thirst, prompting you to drink fluids to restore the body's balance.


A defense cell engulfing a bacterium illustrates?

Phagocytosis


Why does dizziness cause vomiting?

Dizziness can trigger the body's vomiting reflex due to the sensory confusion it causes in the inner ear, which is responsible for balance. This sensory mismatch can lead to a feeling of instability and trigger the body's defense mechanism to expel contents in an attempt to restore equilibrium. The connection between dizziness and vomiting can also be influenced by factors like anxiety and motion sickness.


Does the mechanism of the lethal hit of cytotoxic t cells and nk cells involves a protein called perforin?

Yes, both cytotoxic T cells and NK cells use perforin as a key component of their mechanism to induce cell death in target cells. Perforin creates pores in the target cell membrane, allowing entry of pro-apoptotic proteins that trigger cell death. This process is important for the immune system to eliminate infected or abnormal cells.


A decrease in blood glucose that causes the inhibition of insulin is an example of?

A decrease in blood glucose that causes the inhibition of insulin secretion is an example of a negative feedback mechanism. In this case, low blood glucose levels trigger the inhibition of insulin release to prevent further lowering of blood sugar and maintain homeostasis.