What's the difference between head and pericranium?

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].

Pericranium


Definition:

  • (n.) The periosteum which covers the cranium externally; the region around the cranium.

Example Sentences:

  • (1) The anterior skull base was reconstituted by covering the dural defect with cadaveric dura and the bony defect with a pericranium.
  • (2) Pericranium was then used as a free graft on one-half of the defect to cover the dura and separate it from the cut edges of the craniectomy.
  • (3) Results demonstrated that 4 days following pericranial elevation, the temporalis myo-osseous flap is viable and revascularized by the pericranium.
  • (4) Complications such as adherence of the dermis to the underlying pericranium, lack of motion in a portion of or the entire forehead, hyperactivity around areas of immobility, muscle irregularities, and also surgically produced depressions which require grafting, skin sloughing, permanent nerve injury, persistent sensory nerve loss, and short-term improvement have been avoided by paying attention to diagnosis, surgical planning, and technique, and postoperative care.
  • (5) For larger defects extending laterally from the midline to involve a portion of the orbital roof, a laterally based flap of temporalis and pericranium can be used to provide successful anterior skull base reconstruction.
  • (6) The pericranium was allowed to heal for 1 to 28 days before the second operation.
  • (7) The pericranium is a thin connective tissue coating of the neurocranium that can be used as a free graft for selected facial surgery.
  • (8) These were fabricated island fasciocutaneous flaps composed of temporoparietalis fascia and galea with pericranium, surfaced with split skin grafts.
  • (9) In further developmental stages, alkaline phosphatase could be observed within the intermediate zone as well as the pericranium.
  • (10) Bony regeneration occurred mainly from the dura mater and the pericranium, but also from the bony rim.
  • (11) The pericranium was used for augmentations, coatings, and suspensions, with the latter two proving to be the most useful.
  • (12) Separate and independently vascularized layers of this region include hair-bearing scalp, glabrous skin, tempororoparietal fascia (and galea aponeurotica), temporalis muscle and fascia, and pericranium.
  • (13) Three to four (or more) stitches are inserted between the galea and the pericranium or between the pericranium and the craniotomy flap at the end of the surgical procedure.
  • (14) A CT scan showed its origin to be from the pericranium and demonstrated its intracranial extension.
  • (15) Like other autogenous grafts, the pericranium may eventually undergo some resorption; however, with experience, overcorrection can be planned.
  • (16) Underlying the temporalis muscle, the pericranium was thinner and more adherent than elsewhere with no subpericranial tissue.
  • (17) The bone matrix proteins investigated (62 kDa, bone sialoprotein I and II, and osteopontin) appeared early, adjacent to the periosteal surfaces (pericranium and dura mater) and the marginal bone.
  • (18) Preservation of vascularized anterior pericranium is credited with reduction of the chances of anterior table bone resorption and subsequent cosmetic deformity.
  • (19) The histologic sections reveal that no alkaline phosphatase activity could be observed within the coronal suture as well as the dura mater, while the pericranium did contain this enzyme.
  • (20) Of the 31 cases, 15 had dural lacerations with 4 of these requiring patching with pericranium.

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