What's the difference between ejector and erector?

Ejector


Definition:

  • (n.) One who, or that which, ejects or dispossesses.
  • (n.) A jet jump for lifting water or withdrawing air from a space.

Example Sentences:

  • (1) And the best car – the Aston Martin DB5 with smokescreen, oil slick, front-wing machine guns and passenger ejector seat, all of which Bond employs against carfuls of henchmen in pursuit … to no avail, because he ends up totalling it and getting captured anyway.
  • (2) Finally, noise control techniques in the use and installation of nozzles and ejectors are reviewed.
  • (3) The death of Cunningham has bewildered senior RAF officers who say the ejector seat in a Hawk is almost impossible to activate accidentally, requiring considerable pressure from the pilot.
  • (4) Solid and traditional, all acres of dark wood and stained glass, it prides itself on its list of around 18 mainly bottled Irish beers from such breweries as Kinsale, Hilden, Station Works, Farmageddon, Clever Man (look out for its Ejector Seat turf-smoked stout) and Hercules.
  • (5) The accuracy of five ejector flowmeters was assessed using three different gases and four flow-rates.
  • (6) The gas is evacuated from the Hafnia A circuit via an ejector flowmeter.
  • (7) (2) Because patients may have the need to swallow during a four-minute topical application procedure, the use of a saliva ejector during the procedure is recommended.
  • (8) The police refused to say what recommendations they had made, but at an early inquest hearing, the officer leading the inquiry, Detective Superintendent Shaun West, confirmed he was looking specifically at why the cockpit ejector seat activated and why the parachute mechanism did not work.
  • (9) An efficiency rating system is presented to aid in the selection of hand held air guns, nozzles, and ejectors.
  • (10) This modification involves forming a vacuum chamber at the posterior extent of the custom tray to which a saliva ejector tip is embedded.
  • (11) In a full statement, the CPS said it had considered charges against three individuals as well as the Ministry of Defence and the defence company Martin Baker Ltd, which makes ejector seats.
  • (12) Prosecutors are considering whether to bring criminal charges over the death of a Red Arrows pilot killed when the ejector seat of his jet fired as the plane sat on the tarmac at an RAF base.
  • (13) A simple time-cycled device uses an oscillating, fluidic, bistable element to control the high-pressure oxygen, supply to the ejector of a ventilating bronchoscope.
  • (14) When the saliva ejector is connected to the low-volume evacuation hose, the chamber will trap any excess impression material that might extrude from the posterior border of the loaded tray.
  • (15) This paper describes an ejector system for AH-drivers based on the Venturi effect, which was designed for this purpose.
  • (16) The incident bewildered senior RAF officers who say the ejector seat in a Hawk is almost impossible to activate accidentally, requiring considerable pressure from the pilot.
  • (17) When the ejector-detector assembly was moved to the caudate, dopamine could only be observed following pressure ejection after perfusion of the slice with 10 microM nomifensine.
  • (18) By means of an ejector attachment to the endotracheal tube a negative intratracheal pressure of approx.
  • (19) Calibrated gas evacuation is carried out through an ejector flowmeter from the anesthetic circuit or from a closed reservoir, where the gas is collected via a relief valve.
  • (20) The evidence related to the failure of the parachute to open, rather than to why the ejector seat had fired in the first place.

Erector


Definition:

  • (n.) One who, or that which, erects.
  • (n.) A muscle which raises any part.
  • (n.) An attachment to a microscope, telescope, or other optical instrument, for making the image erect instead of inverted.

Example Sentences:

  • (1) With the whole spine flexed, muscle activity in the cervical erector spinae, trapezius and thoracic erector spinae muscles was higher than when the whole spine was straight and vertical.
  • (2) This technique may minimize the required force in the erector spinae and the forces on the low-back structures.
  • (3) Twenty chronic back pain patients, 20 patients who suffered from temporomandibular pain and dysfunction, and 20 healthy controls were instructed to produce eight different levels of muscle contraction in either the m. masseter or the m. erector spinae.
  • (4) The purpose of this study was to examine the effects of two different alignments of the pelvis and three different loads on electromyographic (EMG) activity of the erector spinae and oblique abdominal muscles during squat lifting and lowering.
  • (5) The distribution of histochemically identified muscle fibre types was studied in biopsy samples from the two main muscles in the lumbar region of the human erector spinae, the multifidus and the longissimus, in 16 healthy subjects (nine males and seven females, age 20-30 years).
  • (6) The intraabdominal pressure (IAP) and the EMG activity of the oblique abdominal muscles, and of the erector spinae muscle were recorded.
  • (7) Lumbar muscularity was expressed by two ratios; the ratio between the Acs of the right psoas and the Acs of the intervertebral disc (P:disc), and the ratio between the combined Acs values of the right erector spinae and quadratus lumborum and the Acs of the disc (ESQL:disc).
  • (8) The purpose of this study was to detect any changes in the erector spinae muscles in patients undergoing surgery for lumbar disc herniation (LDH) and to analyze which factors (sex, age, the level and site of disc protrusion, and duration of symptoms) would be related to these changes.
  • (9) Fibres taken from erector spinae (Es), plantaris (Plt), diaphragm (Dia) and soleus (Sol) muscles of adult rabbits were pretyped as fast-twitch-glycolytic (FG), fast-twitch-oxidative-glycolytic (FOG), slow-twitch-oxidative (SO) or promiscuous (P) using a combination of histochemical staining and PAGE.
  • (10) Subsequently, cadaveric dis-sections indicated that the erector spinae muscles are contained within a well-developed fascial sheath.
  • (11) The demonstration of loss of sweating to indirect body heating, which also is usual suggests that the defect is central or on the efferent side of the reflex and a normal pilo-erector response to acetylcholine confirms this as preganglionic.
  • (12) In the control specimens taken from the contralateral groin, adrenergic nerves were seen in the erector pili muscles and as networks around arteries and arterioles.
  • (13) Intramuscular pressure in the erector spinae muscle was measured during exercise with the microcapillary infusion method in 12 highly selected patients with recurrent low-back pain.
  • (14) Histochemical studies of the thoracic part of the erector spinae muscles in scoliosis have shown a consistently higher proportion of Type 1 fibers on the convex side.
  • (15) True, a band shouldn't be judged by its name, but they sound like Fleetwood Mac (or, by their own admission, Jethro Tull); whereas with the Nipple Erectors, Slaughter & the Dogs or the Snivelling Shits, you tended to know what to expect.
  • (16) To evaluate the role of reflexes related to the lumbar proprioceptors in maintenance of body equilibrium, changes in equilibrium function of the eyes and body were observed after unilateral procainization of the lumbar erector muscles.
  • (17) This process would stabilize the pelvis and permit the erector spinae to extend the trunk more efficiently.
  • (18) Annulus erector motoneurons, which contain ACh and a peptide resembling FMRFamide, first developed electrical coupling when the two stumps were in contact and then, later, bi-directional chemical transmission.
  • (19) The erector spinae muscle was found to be heavily loaded during exercise with an average muscle contraction pressure of 175 mm Hg.
  • (20) Infiltration of the retroperitoneal muscles and an abscess within the erector spinae were also seen.