| HJR | hepatojugular reflex |
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| IAR | immediate asthma reaction; inhibitory anal reflex; iodine-azide reaction |
| LOR | long open reading frame; lorazepam; loricrin; loss of righting reflex |
| LR | labeled release; laboratory references; laboratory report; labor room; lactated Ringer [solution]; l... |
| LRR | labyrinthine righting reflex; lymph return rate |
| vesical reflex | Contraction of the walls of the bladder and relaxation of the trigone and urethral sphincter in response to a rise in pressure within the bladder; the reflex can be voluntarily inhibited and the inhibition readily abolished to control micturition. Synonym: bladder reflex, urinary reflex, vesical reflex. (05 Mar 2000) |
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| mass reflex | In cases of gross injury to the spinal cord, as the stage of reflex activity follows the primary flaccidity of the shock, a condition arises in which a strong stimulus to any part of one of the paralysed limbs will be followed by contraction of the hip, knee, and ankle of the same side and often, when the stimulus is applied to the middle line of the body, of both sides, as well as of the abdominal wall, and even evacuation of the bladder and sweating over an area corresponding to the level of the lesion. (05 Mar 2000) |
| red reflex | A triangular area at the anterior inferior part of the tympanic membrane, running from the umbo to the periphery, where there is seen a bright reflection of light. Synonym: cone of light, light reflex, Politzer's luminous cone, red reflex, Wilde's triangle. Malacarne's pyramid, a lobule on the undersurface of the cerebellum, the posterior portion of the vermis. (05 Mar 2000) |
| Gifford's reflex | A constriction of both pupils when an effort is made to close eyelids forcibly held apart. A variant of the pupil response to near vision. Synonym: Galassi's pupillary phenomenon, Gifford's reflex, lid-closure reaction, orbicularis phenomenon, orbicularis pupillary reflex, Piltz sign, Westphal's pupillary reflex, Westphal-Piltz phenomenon. (05 Mar 2000) |
| vestibular ocular reflex | <clinical sign> Reflex movement of the eyes in the opposite direction to that which the head is moved, e.g., the eyes being lowered as the head is raised, and the reverse (Cantelli's sign); an indication of functional integrity of the brainstem tegmental pathways and cranial nerves involved in eye movement. Synonym: vestibular ocular reflex. (05 Mar 2000) |
| vestibulospinal reflex | The influence of vestibular stimulation on body posture. (05 Mar 2000) |
| Mayer's reflex | Opposition and adduction of the thumb with flexion at its metacarpophalangeal joint and extension at its interphalangeal joint, when firm passive flexion of the third, fourth, or fifth finger is made; the reflex is present normally but is absent in pyramidal lesions. Synonym: finger-thumb reflex, Mayer's reflex. (05 Mar 2000) |
| patellar reflex | A sudden contraction of the anterior muscles of the thigh, caused by a smart tap on the patellar tendon while the leg hangs loosely at a right angle with the thigh. Synonym: knee jerk, knee phenomenon, knee reflex, knee-jerk reflex, patellar tendon reflex, quadriceps reflex. (05 Mar 2000) |
| patellar tendon reflex | A sudden contraction of the anterior muscles of the thigh, caused by a smart tap on the patellar tendon while the leg hangs loosely at a right angle with the thigh. Synonym: knee jerk, knee phenomenon, knee reflex, knee-jerk reflex, patellar tendon reflex, quadriceps reflex. (05 Mar 2000) |
| patello-adductor reflex | Crossed adduction of the leg on tapping the quadriceps tendon. (05 Mar 2000) |
| visceral traction reflex | Laryngeal spasm precipitated during an operation by traction on the stomach, gallbladder, or appendiceal mesentery. (05 Mar 2000) |
| viscerogenic reflex | Any of a number of reflex's, such as headache, cough, disturbed pulse, etc., caused by disordered conditions of any of the viscera. (05 Mar 2000) |
| visceromotor reflex | Contraction of the muscles of the thorax or abdomen in response to a stimulus from one of the viscera therein. (05 Mar 2000) |
| visceropannicular reflex | Contraction of the panniculus carnosus muscle in the cat and certain other animals, in response to a stimulus applied to an abdominal viscus; the centre for the reflex is in the spinal cord, the afferent pathway is the splanchnic nerves. (05 Mar 2000) |
| viscerosensory reflex | An area of pain or sensitivity to pressure in the external body wall due to disease of one of the viscera. See: Head's lines. (05 Mar 2000) |
| reflex emesis |
An old term for gagging.
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| reflex excitability |
Sensitivity to reflex irritation.
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| reflex hammer |
A hammer used for tapping body parts such as a muscle, tendon, or nerve in order to test nerve function.
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| reflex testing |
var. reflexive testing. A laboratory test that is automatically obtained when the results of a screening test indicate the need for further study. Examples of reflex tests include determination of the antibiotic sensi
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| reflex urinary incontinence |
An involuntary loss of urine at somewhat predictable intervals when a specific bladder volume is reached. SEE: Nursing Diagnoses Appendix.
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