What's the difference between cephalization and head?
Cephalization
Definition:
(n.) Domination of the head in animal life as expressed in the physical structure; localization of important organs or parts in or near the head, in animal development.
Example Sentences:
(1) However, CT will be insensitive in the detection of the more cephalic proximal lesions, especially those in the brain stem, basal cisterns, and skull base.
(2) Survival and healing of "extremely severe" grade intoxication can only be obtained through a surgical intervention within the first hours; a laparotomy will indicate the depth of the lesions, which is not determined by endoscopy, and will consist of Celerier's stripping method and if necessary a gastrectomy, more seldom a cephalic duodeno-pancreatectomy.
(3) In embryos examined 2 days after CP administration, fetal weight and brain weight were less than controls, but cephalic AChE was higher (p less than 0.001).
(4) The use of this approach is associated with a lower reoperation rate than the cephalic vein way.
(5) This is a case controlled study of 385 women with breech presentation and 357 with cephalic presentation.
(6) Sympathetic activity was altered by temporarily lowering cephalic perfusion pressure (CPP) from 90 to 20 mmHg while aortic pressure was held constant.
(7) Seven peripheral vein sites were successfully venipunctured in unanaesthetized chinchillas: the femoral, cephalic, auricular, saphenous, dorsalis penis, lateral abdominal and tail veins.
(8) "Half-way", Secalon-Seldy, soft venous catheters, 40 cm long, were inserted by basilic (n = 90) and cephalic (n = 31) veins at the fossa cubiti in 121 patients (71 men and 50 women) aged between 19 and 88 years whose heights varied from 152-197 cm.
(9) is a benign disease of the pancreas, limited to its cephalic portion, without demonstrated pathogenesis.
(10) Three patients with unstable fractures got cranial perforation of the cephalic screw after mobilisation.
(11) Conventional Roentgenographic Cephalometric Methods (RCM) have certain conceptual and geometric constraints that ensure that their descriptions of cephalic growth and comparisons of cephalic form are reference-frame-dependent; and it is impossible to determine which, if any, RCM reference frame provides a biologically more correct description or comparison.
(12) To better understand the mechanism of cerebral blood flow during CPR in humans, we determined the aortic-carotid artery pressure difference, the cephalic perfusion pressure (the carotid artery-jugular vein pressure difference), and thoracic inlet venous "valving" (the central venous-jugular vein pressure difference), while administering standard doses of epinephrine.
(13) For cephalic lesions, if excision surgery seems difficult, it may be conceivable, using modern techniques of investigation, to adopt a conservative attitude when there are no features suggestive of potential malignant change.
(14) We have compared IOP elevations induced by water-loading and by increased cephalic venous pressure in normal and denervated pigmented rabbits.
(15) A technique of cephalic perforation and fetal bone screw application is described in 9 cases of severe abruptio placentae complicated by intra-uterine fetal death and uterine inertia.
(16) A diagnosis of benign cephalic histiocytosis was made on the basis of these clinical, histological, and ultrastructural findings.
(17) The following clinical factors tend to be associated with an increased number of respirator brains: A. Cerebral trauma B. Subnormal body timperature C. Low systolic blood pressure D. Dilated pupils E. Pupils unresponsive to light F. Absence of cephalic reflexes G. Electrocerebral Silence (ECS) 6.
(18) On the contrary, the SEPs obtained with a cephalic reference on stimulating the posterior tibial nerves were of small amplitude and disorganized.
(19) The cephalic signal can be superseded by juvenile hormone, whose presence is necessary for each follicle to become vitellogenic.
(20) The cells contained spherical granules with variable densities and diameters ranging between 40 and 280 nm in the rostral (=cephalic) lobe, and between 60 and 260 nm in the caudal lobe.
Head
Definition:
(n.) The anterior or superior part of an animal, containing the brain, or chief ganglia of the nervous system, the mouth, and in the higher animals, the chief sensory organs; poll; cephalon.
(n.) The uppermost, foremost, or most important part of an inanimate object; such a part as may be considered to resemble the head of an animal; often, also, the larger, thicker, or heavier part or extremity, in distinction from the smaller or thinner part, or from the point or edge; as, the head of a cane, a nail, a spear, an ax, a mast, a sail, a ship; that which covers and closes the top or the end of a hollow vessel; as, the head of a cask or a steam boiler.
(n.) The place where the head should go; as, the head of a bed, of a grave, etc.; the head of a carriage, that is, the hood which covers the head.
(n.) The most prominent or important member of any organized body; the chief; the leader; as, the head of a college, a school, a church, a state, and the like.
(n.) The place or honor, or of command; the most important or foremost position; the front; as, the head of the table; the head of a column of soldiers.
(n.) Each one among many; an individual; -- often used in a plural sense; as, a thousand head of cattle.
(n.) The seat of the intellect; the brain; the understanding; the mental faculties; as, a good head, that is, a good mind; it never entered his head, it did not occur to him; of his own head, of his own thought or will.
(n.) The source, fountain, spring, or beginning, as of a stream or river; as, the head of the Nile; hence, the altitude of the source, or the height of the surface, as of water, above a given place, as above an orifice at which it issues, and the pressure resulting from the height or from motion; sometimes also, the quantity in reserve; as, a mill or reservoir has a good head of water, or ten feet head; also, that part of a gulf or bay most remote from the outlet or the sea.
(n.) A headland; a promontory; as, Gay Head.
(n.) A separate part, or topic, of a discourse; a theme to be expanded; a subdivision; as, the heads of a sermon.
(n.) Culminating point or crisis; hence, strength; force; height.
(n.) Power; armed force.
(n.) A headdress; a covering of the head; as, a laced head; a head of hair.
(n.) An ear of wheat, barley, or of one of the other small cereals.
(n.) A dense cluster of flowers, as in clover, daisies, thistles; a capitulum.
(n.) A dense, compact mass of leaves, as in a cabbage or a lettuce plant.
(n.) The antlers of a deer.
(n.) A rounded mass of foam which rises on a pot of beer or other effervescing liquor.
(n.) Tiles laid at the eaves of a house.
(a.) Principal; chief; leading; first; as, the head master of a school; the head man of a tribe; a head chorister; a head cook.
(v. t.) To be at the head of; to put one's self at the head of; to lead; to direct; to act as leader to; as, to head an army, an expedition, or a riot.
(v. t.) To form a head to; to fit or furnish with a head; as, to head a nail.
(v. t.) To behead; to decapitate.
(v. t.) To cut off the top of; to lop off; as, to head trees.
(v. t.) To go in front of; to get in the front of, so as to hinder or stop; to oppose; hence, to check or restrain; as, to head a drove of cattle; to head a person; the wind heads a ship.
(v. t.) To set on the head; as, to head a cask.
(v. i.) To originate; to spring; to have its source, as a river.
(v. i.) To go or point in a certain direction; to tend; as, how does the ship head?
(v. i.) To form a head; as, this kind of cabbage heads early.
Example Sentences:
(1) This study was undertaken to determine whether the survival of Hispanic patients with squamous cell carcinoma of the head and neck was different from that of Anglo-American patients.
(2) An association of cyclophosphamide, fluorouracil and methotrexate already employed with success against solid tumours in other sites was used in the treatment of 62 patients with advanced tumours of the head and neck.
(3) Head-injured patients had a low thyroxine (T4), low triiodothyronine (T3), and high reverse T3.
(4) Currently, photodynamic therapy is under FDA-approved clinical investigational trials in the treatment of tumors of the skin, bronchus, esophagus, bladder, head and neck, and of gynecologic and ocular tumors.
(5) A triphasic pattern was evident for the neck moments including a small phase which represented a seating of the headform on the nodding blocks of the uppermost ATD neck segment, and two larger phases of opposite polarity which represented the motion of the head relative to the trunk during the first 350 ms after impact.
(6) Businesses fleeing Brexit will head to New York not EU, warns LSE chief Read more Amid attempts by Frankfurt, Paris and Dublin to catch possible fallout from London, Sir Jon Cunliffe said it was highly unlikely that any EU centre could replicate the services offered by the UK’s financial services industry.
(7) By means of computed tomography (CT) values related to bone density and mass were assessed in the femoral head, neck, trochanter, shaft, and condyles.
(8) A substance with a chromatographic mobility of Rf = 0.8 on TLC plates having an intact phosphorylcholine head group was also formed but has not yet been identified.
(9) Lin Homer's CV Lin Homer left local for national government in 2005, giving up a £170,000 post as chief executive of Birmingham city council after just three years in post, to head the Immigration Service.
(10) The skull films and CT scans of 1383 patients with acute head injury transferred to a regional neurosurgical unit were reviewed.
(11) Both Ken Whisenhunt and Lovie Smith were fired as head coaches after the 2012 season.
(12) Thirteen patients had had a posterior dislocation with an associated fracture of the femoral head located either caudad or cephalad to the fovea centralis (Pipkin Type-I or Type-II injury), one had had a posterior dislocation with associated fractures of the femoral head and neck (Pipkin Type III), two had had a posterior dislocation with associated fractures of the femoral head and the acetabular rim (Pipkin Type IV), and three had had a fracture-dislocation that we could not categorize according to the Pipkin classification.
(13) Eight cases of calcification following anterior dislocation of the head of the radius are described.
(14) Younge, a former head of US cable network the Travel Channel, succeeded Peter Salmon in the role last year.
(15) Martin Wheatley will remain head of the Conduct Business Unit and become the future chief executive of the FCA.
(16) It happens to anyone and everyone and this has been an 11-year battle.” Emergency services were called to the oval about 6.30pm to treat Luke for head injuries, but were unable to revive him.
(17) This study reviewed 148 patients who had received radiation for head and neck cancer.
(18) In this study, a technique is described by which large obturators can be retained with an acrylic resin head plate.
(19) The authors describe a new technique for evaluating traumatic conditions to the elbow: the radial head-capitellum view.
(20) Nick Robins, head of the Climate Change Centre at HSBC, said: "If you think about low-carbon energy only in terms of carbon, then things look tough [in terms of not using coal].