bending reflex

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• Reflex — Re flex (r? fl?ks; formerly r?*fl?ks ), n. [L. reflexus a bending back. See {Reflect}.] 1. Reflection; the light reflected from an illuminated surface to one in shade. [1913 Webster] Yon gray is not the morning s eye, Tis but the pale reflex of… …   The Collaborative International Dictionary of English

• reflex — (n.) c.1500, reflection of light, from the verb meaning refract, deflect (late 14c.), from L.L. reflexus a bending back, properly pp. of reflectere (see REFLECTION (Cf. reflection)). Meaning involuntary nerve stimulation first recorded 1877, from …   Etymology dictionary

• reflex — noun 1》 an action performed without conscious thought as a response to a stimulus.     ↘(in reflexology) a response in a part of the body to stimulation of a corresponding point on the feet, hands, or head. 2》 a thing that reproduces the… …   English new terms dictionary

• Patellar reflex — Reflex Re flex (r? fl?ks; formerly r?*fl?ks ), n. [L. reflexus a bending back. See {Reflect}.] 1. Reflection; the light reflected from an illuminated surface to one in shade. [1913 Webster] Yon gray is not the morning s eye, Tis but the pale… …   The Collaborative International Dictionary of English

• Acoustic reflex — The acoustic reflex (stapedius reflex, attenuation reflex, or auditory reflex) is an involuntary muscle contraction that occurs in the middle ear of mammals in response to high intensity sound stimuli.When presented with a high intensity sound… …   Wikipedia

• Erben reflex — slowing down of the pulse upon bending the head and trunk strongly forward, due to vagal excitability; called also Erben phenomenon or sign …   Medical dictionary

• eye, human — ▪ anatomy Introduction  specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit       The eye is protected from mechanical injury… …   Universalium

• ear, human — ▪ anatomy Introduction       organ of hearing and equilibrium that detects and analyzes noises by transduction (or the conversion of sound waves into electrochemical impulses) and maintains the sense of balance (equilibrium).  The human ear, like …   Universalium

• nervous system — Anat., Zool. 1. the system of nerves and nerve centers in an animal or human, including the brain, spinal cord, nerves, and ganglia. 2. a particular part of this system. Cf. autonomic nervous system, central nervous system, peripheral nervous… …   Universalium

• Loudspeaker — For other uses, see Loudspeaker (disambiguation). An inexpensive, low fidelity 3½ inch speaker, typically found in small radios …   Wikipedia

• Composite bow — Reconstruction of a Ming dynasty Kaiyuan bow by Chinese bowyer Gao Xiang. This is a horn, bamboo, sinew composite …   Wikipedia