| 单词 | accelerator muscle |
| 释义 | > as lemmasaccelerator muscle 2. Anatomy, Zoology, and Physiology. Originally: a muscle that accelerates a physiological process; (in early use) spec. the bulbospongiosus, a muscle of the penis that aids the emptying of the urethra (now rare). In later use also: a nerve, nerve fibre, or substance that causes the heart rate to increase. Frequently attributive, as accelerator fibre, accelerator muscle, etc. ΘΚΠ the world > life > the body > structural parts > muscle > types of muscles > [noun] sphincter1578 raiser1588 in-muscle?1609 oblique1612 abducens1615 abductor1615 adductor1615 antagonist1615 bender1615 depressor1615 extender1615 flexor1615 levator1615 quadratus1615 rectus1615 retractor1615 sphincter-muscle1615 accelerator1638 bicepsa1641 elevator1646 adducent1649 lifter1649 rotator1657 flector1666 contractor1682 dilater1683 orbicularis palpebrarum1694 transverse muscle1696 tensor muscle1704 biventer1706 extensor1713 attollent1728 constrictor1741 dilator1741 risibles1785 orbicularis oculi1797 obliquus1799 erector1828 extensor-muscle1830 compressor1836 trans-muscle1836 antagonizer1844 motor1846 evertor1848 inflector1851 protractor1853 prime mover1860 orbicular1872 transversalis1872 invertor1875 skeletal muscle1877 dilatator1878 occlusor muscle1878 sphincter1879 pilomotor1892 agonist1896 1638 A. Read Man. Anat. Body of Man (new ed.) i. xxiv. 226 As the first muscle is termed erector, so this is called accelerator, or hastener. 1657 N. Culpeper & W. Rand tr. J. Riolan Sure Guide v. xxxvii. 233 The Accelerator [L. Accelerator] takes his Rise not only from the sphincter of the Anus or Fundament, but also from the internal Tuberosity of the Ischium or Huckle-bone. 1754 J. Nevill Descr. Venereal Gonorrhoea v. 37 The erector Muscles can be but slightly, or impartially affected in that Symptom, and happy for us they are not, for their Power, superior to Resistance of the Accelerators, must encrease the Compression, and incline the Penis to a Straightness. 1841 Lancet 25 Sept. 927/1 Remarking on the frequency with which bougies are tightly embraced by strictures of the urethra anterior to the accelerator muscle, Mr. Wade says [etc.]. 1875 H. C. Wood Treat. Therapeutics (1879) 115 The accelerators of the heart..are of course paralyzed by spinal section. 1918 Gray's Anat. (ed. 20) 935 The accelerator fibres of the heart leave mainly through the second and third thoracic nerves and pass to the stellate ganglion. 1962 Jrnl. Insect Physiol. 8 431 Another accelerator, soluble in saline solutions, was found in all neural structures examined. 2000 Jrnl. Exper. Biol. 203 2833/1 Denervation of the accelerator muscle in C[hamaeleo] jacksonii inhibited tongue projection completely. 2009 Jrnl. Cardiothoracic & Vascular Anesthesia 23 763/1 Bradycardia may occur as a result of blockade of the cardiac sympathetic accelerator fibers (T1-T6), particularly when catheters are placed in the high thoracic region. < as lemmas |
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