Search Results for: pupil
Pupillary light reflex
Definition noun, plural: pupillary light reflexes A reflex marked by the constriction of the pupil in response to the... Read More
Amaurotic pupil
Amaurotic pupil pupil in an eye that is blind because of ocular or optic nerve disease; this pupil will not contract to... Read More
Seclusion of pupil
seclusion of pupil The condition resulting from posterior annular synechia, in which the iris is bound down throughout the... Read More
Accommodation reflex
Definition noun, plural: accommodation reflexes A reflex reaction of the eye in response to focusing on near object followed... Read More
Sensory Systems
A sensory system is a part of the nervous system consisting of sensory receptors that receive stimuli from the internal and... Read More
Adaptation
Adaptation Definition In biology and ecology, adaptation refers to the process of adjusting behavior, physiology, or... Read More
Blindness – Evolutionary regression? Maybe not!
The recent Netflix's hit flick, Bird Box, surely startled the viewers with the thrilling scenarios revolving around the... Read More
Back aperture
Back aperture (Science: microscopy) The exit pupil of a microscope objective lens. The objective lens back aperture, which... Read More
Servomechanism
servomechanism 1. A control system using negative feedback to operate another system. 2. A process that behaves as a... Read More
Parasympathetic nervous system
Definition noun A division of the (vertebrate) autonomic nervous system whose physiological effects are mostly in opposition... Read More
Accommodation
Accomodation, in general sense, may refer to the dwelling or a transient lodging. In biology, it refers to an adjustment or... Read More
Anhidrosis
Definition noun, plural: anhidroses A pathological condition characterized by the inability to sweat... Read More
Aqueous humor
Definition noun, plural: aqueous humors A clear, watery body fluid secreted by the ciliary epithelium, and fills the... Read More
A Look Into Natural Selection and its Mechanisms
Charles Darwin is credited with outlining the fundamentals of evolution. He was a smart and eager pupil and protégé, and... Read More