Examlex
In Lorenz's view, imprinting needs to take place at a certain, very early time in the life of the animal, or else it will not take place. This period of time is called the
Bridge
A structure built to span physical obstacles without closing the way underneath, such as a body of water, valley, or road, for the purpose of providing passage.
Erection
The process by which erectile tissue fills with blood and becomes firm, typically in response to sexual arousal.
Spinal Reflex
An automatic response controlled by the spinal cord without conscious brain involvement.
Sympathetic Nervous System
The sympathetic nervous system is a part of the autonomic nervous system that prepares the body for physical activity by accelerating the heart rate, constricting blood vessels, and raising blood pressure.
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