单词 | reflex action |
释义 | reflex action (once / 15593 pages) n WORD FAMILY reflex action: reflex actions USAGE EXAMPLESWas it a reflex action on his part? BBC(Oct 24, 2016) It was a reflex action from my years as a beggar. Patrick Rothfuss, The Name of the Wind(2007) And then I see a few hind legs still kicking, a final reflex action, and the reality comes hard and clear. Eric Schlosser, Fast Food Nation: The Dark Side of...(2001) n an automatic instinctive unlearned reaction to a stimulus Syn|Hypo|Hyper inborn reflex, innate reflex, instinctive reflex, physiological reaction, reflex, reflex response, unconditioned reflex accommodation reflex reflex changes in the eyes that enable an object to be focused on the retina Babinski, Babinski reflex, Babinski signextension upward of the toes when the sole of the foot is stroked firmly on the outer side from the heel to the front; normal in infants under the age of two years but a sign of brain or spinal cord injury in older persons belch, belching, burp, burping, eructationa reflex that expels gas noisily from the stomach through the mouth blink, blinking, eye blink, nictation, nictitation, wink, winkinga reflex that closes and opens the eyes rapidly blush, flushsudden reddening of the face (as from embarrassment or guilt or shame or modesty) disgorgement, emesis, puking, regurgitation, vomit, vomitingthe reflex act of ejecting the contents of the stomach through the mouth defecation reflex, rectal reflexnormal response to the presence of feces in the rectum oscitance, oscitancy, yawn, yawningan involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom electric shock, electrical shock, shocka reflex response to the passage of electric current through the body gulp, gulpinga spasmodic reflex of the throat made as if in swallowing knee jerk, knee-jerk reflex, patellar reflexa reflex extension of the leg resulting from a sharp tap on the patellar tendon light reflex, miosis, myosis, pupillary reflexreflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller mydriasisreflex pupillary dilation as a muscle pulls the iris outward; occurs in response to a decrease in light or certain drugs micturition reflexrelaxation of the urethral sphincter in response to increased pressure in the bladder gag reflex, pharyngeal reflexnormal reflex consisting of retching; may be produced by touching the soft palate in the back of the mouth goose bump, goose pimple, goose skin, goosebump, gooseflesh, horripilation, pilomotor reflexreflex erection of hairs of the skin in response to cold or emotional stress or skin irritation plantar reflexflexion of the toes when the sole of the foot is stroked firmly on the outer side from the heel to the front in persons over the age of 2 years; under 2 years the results should be extension of the toes (Babinski reflex) rooting reflexreflex consisting of head-turning and sucking movements elicited in a normal infant by gently stroking the side of the mouth or cheek jump, start, startlea sudden involuntary movement myotactic reflex, stretch reflexreflex contraction of a muscle when an attached tendon is pulled; important in maintaining erect posture suckling reflexreflex behavior in newborn mammals; includes finding and grasping the nipple in the mouth and sucking on it and swallowing the milk shake, shiver, tremblea reflex motion caused by cold or fear or excitement sneeze, sneezing, sternutationa symptom consisting of the involuntary expulsion of air from the nose hiccough, hiccup, singultus(usually plural) the state of having reflex spasms of the diaphragm accompanied by a rapid closure of the glottis producing an audible sound; sometimes a symptom of indigestion ruminationregurgitation of small amounts of food; seen in some infants after feeding haematemesis, hematemesisvomiting blood hyperemesissevere and excessive vomiting pandiculationyawning and stretching (as when first waking up) startle reaction, startle responsea complicated involuntary reaction to a sudden unexpected stimulus (especially a loud noise); involves flexion of most skeletal muscles and a variety of visceral reactions Moro reflex, startle reflexa normal reflex of young infants; a sudden loud noise causes the child to stretch out the arms and flex the legs flinch, wincea reflex response to sudden pain palpebrationrepeated blinking or winking (especially if uncontrolled and persistent) reaction, response a bodily process occurring due to the effect of some antecedent stimulus or agent |
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