What's the difference between descend and dive?

Descend


Definition:

  • (v. i.) To pass from a higher to a lower place; to move downwards; to come or go down in any way, as by falling, flowing, walking, etc.; to plunge; to fall; to incline downward; -- the opposite of ascend.
  • (v. i.) To enter mentally; to retire.
  • (v. i.) To make an attack, or incursion, as if from a vantage ground; to come suddenly and with violence; -- with on or upon.
  • (v. i.) To come down to a lower, less fortunate, humbler, less virtuous, or worse, state or station; to lower or abase one's self; as, he descended from his high estate.
  • (v. i.) To pass from the more general or important to the particular or less important matters to be considered.
  • (v. i.) To come down, as from a source, original, or stock; to be derived; to proceed by generation or by transmission; to fall or pass by inheritance; as, the beggar may descend from a prince; a crown descends to the heir.
  • (v. i.) To move toward the south, or to the southward.
  • (v. i.) To fall in pitch; to pass from a higher to a lower tone.
  • (v. t.) To go down upon or along; to pass from a higher to a lower part of; as, they descended the river in boats; to descend a ladder.

Example Sentences:

  • (1) The adjacent gauge was separated from the ischemic segment by one large nonoccluded diagonal branch of the left anterior descending artery.
  • (2) They insist this is the best way of ensuring the country does not descend into chaos before the final withdrawal of combat troops.
  • (3) The primary afferent fibers diverge in the brainstem into a short ascending and a long descending tract.
  • (4) A case of dissecting hematoma involving the left main, left anterior descending, and left circumflex coronary arteries is described in a patient who had received vigorous closed-chest cardiac resuscitation.
  • (5) Concerning the descending influences, it was found that stimulation of the anterior hypothalamus evokes depressor reactions, whereas stimulation of the posterior hypothalamus results in pressor reactions.
  • (6) Martin O’Neill spoke of his satisfaction at the Republic of Ireland’s score draw in the first leg of their Euro 2016 play-off against Bosnia-Herzegovina – and of his relief that the match was not abandoned despite the dense fog that descended in the second half and threatened to turn the game into a farce.
  • (7) This column is located ventral and lateral to the dorsolateral division of the trigeminal motor nucleus, and just medial to the descending trigeminal nerve rootlets.
  • (8) Blunt trauma to the epigastrum may result in a retroperitoneal hematoma involving the head of the pancreas and descending duodenum.
  • (9) Acute coronary angiography showed myocardial bridging and total occlusion of the left anterior descending artery in the middle one-third of its course.
  • (10) In acute experiments on 16 dogs the anterior descending branch of the left coronary artery was stenosed to produce a hypokinesia or dyskinesia of the anterior wall of the left ventricle.
  • (11) Descending neurons have opposite structural polarity, arising in the brain and terminating in segmental regions of the fused ventral ganglia.
  • (12) To perform this technique, it is necessary to expose only a longitudinal segment on the anterior aspect of the aneurysm to permit a ventriculotomy parallel to the anterior descending coronary artery 4-5 cm away.
  • (13) To explore relations between preload, afterload, and stroke volume (SV) in the fetal left ventricle, we instrumented 126-129 days gestation fetal lambs with ascending aortic electromagnetic flow transducers, vascular catheters, and inflatable occluders around the aortic isthmus (n = 8) or descending aorta (n = 7).
  • (14) A new centrifugal pump (Sarns), originally designed for ventricular assist, was successfully used in two patients during repair of traumatic pseudoaneurysm of the descending thoracic aorta.
  • (15) The special advantage of the UV-beam is that it allow to inactivate selectively of the particular elements of nuclear apparatus of living ciliates is to observe consequences of operation on distant descendants of irradiated cell.
  • (16) By LHRH treatment 36 testes (20.5%) reached the scrotum, when HCG was added in unsuccessful cases 47 other gonads (26.8%) descended.
  • (17) A Teflon cylinder was placed in the mid-left anterior descending coronary artery to create a 33% stenosis.
  • (18) The descending colon, which after the DMH treatment showed a significant increase in the levels of glycosidases, also gave rise to a larger number of adenocarcinomata than other parts of the colon.
  • (19) In work to determine whether X-radiation could be used to induce tumors of the colon in outbred Holtzman rats, a technique was devised so that only the descending colon could be irradiated with a collimated X-ray beam and tumorigenic exposures in the kilo-Roentgen range were delivered.
  • (20) At one, in the Gun and Dog pub in Leeds on Tuesday, a witness described how the meeting descended into chaos when one of the rebels smashed a glass and threatened to attack Griffin supporter Mark Collett.

Dive


Definition:

  • (v. i.) To plunge into water head foremost; to thrust the body under, or deeply into, water or other fluid.
  • (v. i.) Fig.: To plunge or to go deeply into any subject, question, business, etc.; to penetrate; to explore.
  • (v. t.) To plunge (a person or thing) into water; to dip; to duck.
  • (v. t.) To explore by diving; to plunge into.
  • (n.) A plunge headforemost into water, the act of one who dives, literally or figuratively.
  • (n.) A place of low resort.

Example Sentences:

  • (1) Neither the plasma prolactin level nor urinary excretion of aldosterone and ADHshowed any consistent change throughout the dive.
  • (2) Inner Ear Decompression Sickness (IEDCS)--manifested by tinnitus, vertigo, nausea, vomiting, and hearing loss--is usually associated with deep air or mixed gas dives, and accompanied by other CNS symptoms of decompression sickness (DCS).
  • (3) Bubbles after N2-He-O2 dives contained substantially more N2 than He (up to 1.9 times more) compared to the dive mixture; bubbles after N2-Ar-O2 dives contained more Ar than N2 (up to 1.8 times more).
  • (4) Photograph: Amelia Jacobsen A second successive nomination for Long, whose increasing public prominence has coincided with a political awakening that has seen her dive headlong into activism as part of groups like UK Uncut .
  • (5) Thermal discomfort was reported only after 2 h in Dive 1.
  • (6) A working knowledge of medical fitness for diving and of diving medical emergencies will assist the nondiving physician in establishing a basic medical history and examination for the student scuba diver.
  • (7) We lack systematic studies of lung mechanics, gas exchange and respiratory regulation in the different phases of deep dives.
  • (8) Arterial blood O2 saturation decreased more in ED than in C. ED are characterized by increased anaerobic metabolism likely due to the existence of a diving reflex.
  • (9) The open-sea dives were carried out with an average speed of descent of 3.95 feet per second and an average rate of ascent of 3.50 feet per second.
  • (10) This article orients the practicing physician to the physical and physiologic basis for the more common medical problems encountered in diving, discusses the common presenting manifestations for these disorders, and provides a framework for their treatment.
  • (11) Fourteen patients who experienced inner ear barotrauma (IEBT) while scuba diving were examined shortly after the episode and were followed up until symptoms resolved or stabilized.
  • (12) Diving for 12 s elicited a pronounced activation of m.s.a., the mean increase from control periods being 360%.
  • (13) Compared with intact ducks, neither decerebration nor brain stem transection at the rostral mesencephalic (RM) level had any effect on development of diving bradycardia, or heart rate at the end of two-min dives.
  • (14) In between, I watch a parade of Berliner life: women chain-smoking in the pool’s trademark wicker chairs, fully clothed men sipping a morning beer in the 26C heat, kids jumping off the diving pier and screaming down the large waterslide.
  • (15) Mean arterial blood pressure in dives was unchanged from pre-dive levels in both naive and trained dabbling ducks.
  • (16) Intake of marine oils may be beneficial to divers under deep diving and to patients during extracorporeal circulation, because this may reduce the microbubble-induced aggregation.
  • (17) Years ago the concept of homelessness was drug addicts and bag ladies – now there is a new wave of homelessness since the economy dived – people who are older, had savings and a home, but lost their jobs and their health insurance and finally ran out of money and turned up on our doorstep with a suitcase.
  • (18) Holland 1-2 Australia (Jedinak 54 pen) Jedinak steps forward confidently and, as Cillessen dives to his left, Jedinak's low shot finds the opposite corner.
  • (19) The lungs of Xenopus are, however, important sources of stored oxygen during voluntary dives, the rate of use being clearly related to activity levels and dive durations.
  • (20) Possible physiological role of the regulatory specifics of the cerebral circulation system of birds in diving and flying, is discussed.