| 영문 | nerve cell | 한글 | 신경세포 |
|---|---|---|---|
| 설명 | 신경세포는 올바른 신경전달을 위한 각 부분별로 나뉘어져 있다. 신경세포에서는 전해져오는 자극을 전기적인 신호로 바뀌어 보내거나 받게 된다. 이런 전기적인 현상은 각 신경세포내에 존재하는 각 이온채널(ion channel: ion이란 나트륨, 칼륨 등을 지칭하는 말들로써, 이들이 세포막에 의해 나뉘어질 때 생기는 전압차가 전기적 자극을 일으키고 유지하는데 결정적인 역할을 한다)들의 작용에 의해 이루어지게 된다. |
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| 영문 | glia cell | 한글 | 아교세포 |
|---|---|---|---|
| 설명 | 신경세포 사이에서 그물구조를 이루며 이를 지지하는 조직. 신경아교세포는 신경모세포와 갈라진 아교모세포가 다시 여러 형태로 분화-성장한 것이다. 뇌실이나 척수중심관의 벽을 덮고 원주상 또는 입방형이며, 초기에는 유리면에 섬모가 있다. 대형세포는 별뇌실막세포는 아교세포라고 하며, 신경세포나 신경섬유 사이에 산재한다. 그 외에 희소돌기아교세포도 포함된다. |
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| 영문 | reserve cell | 한글 | 예비세포 |
|---|---|---|---|
| 설명 | 일반적으로 상피조직에서 이미 있던 상피세포가 손상을 받아 사멸하면 매꿔지는 그 밑에 있는 미분화세포 예를 들면, 기관지 내표면을 덮는 중층 원주 상피의 기저에 있는 작은 미분화 상피 세포. |
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| 영문 | stem cell | 한글 | 줄기세포, 간세포 |
|---|---|---|---|
| 설명 | 자기 복제를 하여 자신을 존속시키면서 한편으로는 증식과 분화를 하여 새로운 세포를 형성하는 세포로서 조혈줄기세포가 대표적이다. 조혈줄기세포는 골수에 있는 세포로서 모든 혈구세포가 여기에서 분화되어 발생한다. |
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| 영문 | renal cell carcinoma | 한글 | 콩팥세포암종 |
|---|---|---|---|
| 설명 | 콩팥에 생긴 원시콩팥조직에서 발생한 암. 주로 원시세뇨관조직에서 발생한다. 대표적인 세포조직형은 염색시 세포질이 맑게 비어보이는 맑은세포암종이다. 치료는 수술과 항암화학요법이며 아주 드물지만 저절로 낫는 경우도 있는 것으로 보고되어 있다. |
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| gt | drop [Lat. gutta] |
|---|---|
| IR | drop of voltage across a resistor produced by a current; ileal resection; immune response; immunizat... |
| OD | Doctor of Optometry; obtained absorbance; occipital dysplasia; occupational dermatitis; occupational... |
| ACC | accommodation; acetyl coenzyme A carboxylase; acinic cell carcinoma; acute care center; adenoid cyst... |
| GC | ganglion cell; gas chromatography; general circulation; general closure; general condition; generali... |
| hanging drop slide | <microscopy> A glass slide with a concavity or a built-up chamber which allows a drop of culture to be placed on a cover- slip inverted over the cell. It makes possible the examination of freely moving protozoa, etc., confined only by the limits of the drop and the bottom surface of the coverslip. (05 Aug 1998) |
|---|---|
| drop | 1. To fall in drops. "The kindly dew drops from the higher tree, And wets the little plants that lowly dwell." (Spenser) 2. To fall, in general, literally or figuratively; as, ripe fruit drops from a tree; wise words drop from the lips. "Mutilations of which the meaning has dropped out of memory." (H. Spencer) "When the sound of dropping nuts is heard." (Bryant) 3. To let drops fall; to discharge itself in drops. "The heavens . . . Dropped at the presence of God." (Ps. Lxviii. 8) 4. To fall dead, or to fall in death. "Nothing, says Seneca, so soon reconciles us to the thoughts of our own death, as the prospect of one friend after another dropping round us." (Digby) 5. To come to an end; to cease; to pass out of mind; as, the affair dropped. 6. To come unexpectedly; with in or into; as, my old friend dropped in a moment. "Takes care to drop in when he thinks you are just seated." (Spectator) 7. To fall or be depressed; to lower; as, the point of the spear dropped a little. 8. To fall short of a mark. "Often it drops or overshoots by the disproportion of distance." (Collier) 9. To be deep in extent; to descend perpendicularly; as, her main topsail drops seventeen yards. To drop astern, to sail, row, or move down a river, or toward the sea. To drop off, to fall asleep gently; also, to die. 1. To pour or let fall in drops; to pour in small globules; to distill. "The trees drop balsam." "The recording angel, as he wrote it down, dropped a tear upon the word and blotted it out forever." (Sterne) 2. To cause to fall in one portion, or by one motion, like a drop; to let fall; as, to drop a line in fishing; to drop a courtesy. 3. To let go; to dismiss; to set aside; to have done with; to discontinue; to forsake; to give up; to omit. "They suddenly drop't the pursuit." (S. Sharp) "That astonishing ease with which fine ladies drop you and pick you up again." (Thackeray) "The connection had been dropped many years." (Sir W. Scott) "Dropping the too rough H in Hell and Heaven." (Tennyson) 4. To bestow or communicate by a suggestion; to let fall in an indirect, cautious, or gentle manner; as, to drop hint, a word of counsel, etc. 5. To lower, as a curtain, or the muzzle of a gun, etc. 6. To send, as a letter; as, please drop me a line, a letter, word. 7. To give birth to; as, to drop a lamb. 8. To cover with drops; to variegate; to bedrop. "Show to the sun their waved coats dropped with gold." (Milton) To drop a vessel, to leave it astern in a race or a chase; to outsail it. Origin: OE. Droppen, AS. Dropan, v. I. See Drop. 1. The quantity of fluid which falls in one small spherical mass; a liquid globule; a minim; hence, also, the smallest easily measured portion of a fluid; a small quantity; as, a drop of water. "With minute drops from off the eaves." (Milton) "As dear to me as are the ruddy drops That visit my sad heart." (Shak) "That drop of peace divine." (Keble) 2. That which resembles, or that which hangs like, a liquid drop; as a hanging diamond ornament, an earring, a glass pendant on a chandelier, a sugarplum (sometimes medicated), or a kind of shot or slug. 3. Same as Gutta. Any small pendent ornament. 4. Whatever is arranged to drop, hang, or fall from an elevated position; also, a contrivance for lowering something; as: A door or platform opening downward; a trap door; that part of the gallows on which a culprit stands when he is to be hanged; hence, the gallows itself. A machine for lowering heavy weights, as packages, coal wagons, etc, to a ship's deck. A contrivance for temporarily lowering a gas jet. A curtain which drops or falls in front of the stage of a theater, etc. A drop press or drop hammer. <machinery> The distance of the axis of a shaft below the base of a hanger. 5. Any medicine the dose of which is measured by drops; as, lavender drops. 6. The depth of a square sail; generally applied to the courses only. 7. Act of dropping; sudden fall or descent. Ague drop, Black drop. See Ague, Black. Drop by drop, in small successive quantities; in repeated portions. "Made to taste drop by drop more than the bitterness of death." . Drop curtain. See Drop. 4. Drop forging. A drop hammer; sometimes, a dead-stroke hammer; also called drop. Drop scene, a drop curtain on which a scene is painted. See Drop. Drop seed. <botany> See Amaurosis. Origin: OE. Drope, AS. Dropa; akin to OS. Dropo, D. Drop, OHG. Tropo, G. Tropfen, Icel. Dropi, Sw. Droppe; and Fr. AS. Dreopan to drip, drop; akin to OS. Driopan, D. Druipen, OHG. Triofan, G. Triefen, Icel. Drjpa. Cf. Drip, Droop. Source: Websters Dictionary (01 Mar 1998) |
| drop finger | An avulsion, partial or complete, of the long finger extensor from the base of the distal phalanx. Synonym: drop finger, hammer finger, mallet finger. (05 Mar 2000) |
| drop hand | Paralysis of the extensors of the wrist and fingers; most often caused by lesion of the radial nerve. Synonym: carpoptosis, carpoptosia, drop hand. (05 Mar 2000) |
| drop heart | A condition in which the heart is unduly movable and displaced downward, as distinguished from bathycardia. See: cor mobile, cor pendulum. Synonym: drop heart. Origin: cardio-+ G. Ptosis, a falling (05 Mar 2000) |
| intraspinal drop metastases | <radiology> Medulloblastoma, glioblastoma, pinealoma, ependymoma, ** intraspinal / extramedullary (12 Dec 1998) |
| open drop anaesthesia | Inhalation anaesthesia by vaporization of a liquid anaesthetic placed drop by drop on a gauze mask covering the mouth and nose. (05 Mar 2000) |
| egg drop syndrome | <syndrome> A disease of chickens caused by an adenovirus and characterised by production of soft-shelled and shell-less eggs in apparently healthy birds. (05 Mar 2000) |
| toe-drop | Inability to dorsiflex the toes, usually due to paralysis of the toe extensor muscles. (05 Mar 2000) |
| enamel drop | A developmental anomaly in which there is a small nodule of enamel below the cementoenamel junction, usually at the bifurcation of molar teeth. Synonym: enamel drop, enamel nodule, enamel pearl. (05 Mar 2000) |
| foot-drop | Paralysis or weakness of the dorsiflexor muscles of the foot, as a consequence of which the foot falls, the toes dragging on the ground in walking; many causes, both central and peripheral. (05 Mar 2000) |
| T-cell-rich, B-cell lymphoma | <tumour> A B-cell lymphoma in which more than 90% of the cells are of T-cell origin, masking the large cells that form the neoplastic B-cell component. See: adult T-cell lymphoma. (05 Mar 2000) |
| absorption cell | A small glass chamber with parallel sides, in which absorption spectra of solutions can be obtained. (05 Mar 2000) |
| acid cell | One of the cell's of the gastric glands; it lies upon the basement membrane, covered by the chief cell's, and secretes hydrochloric acid that reaches the lumen of the gland through fine intracellular and intercellular canals (canaliculi). Synonym: acid cell, oxyntic cell. (05 Mar 2000) |
| acidophil cell | A cell whose cytoplasm or its granules stain with acid dyes. (05 Mar 2000) |