What type of movements are considered reflexes?

Reflexes are defined as involuntary and fixed responses to specific stimuli. This means that when a reflex is triggered, it occurs automatically and does not require conscious thought or decision-making. For example, when you touch a hot surface, the withdrawal of your hand is a reflex action; it happens quickly and automatically to protect the body from harm.

This type of movement is innate and typically provides a rapid response to potentially harmful situations, helping to ensure survival. Reflexes are mediated through neural pathways called reflex arcs, which involve sensory neurons, interneurons, and motor neurons. They produce an immediate reaction in a matter of milliseconds, showcasing the body's ability to respond efficiently without the need for higher brain functions to intervene.

Other answer choices involve actions that are either voluntary, learned, or require conscious thought, which differentiate them from reflexes that operate automatically and independently of such cognitive processes.