What's the difference between expand and stretch?

Expand


Definition:

  • (v. t.) To lay open by extending; to open wide; to spread out; to diffuse; as, a flower expands its leaves.
  • (v. t.) To cause the particles or parts of to spread themselves or stand apart, thus increasing bulk without addition of substance; to make to occupy more space; to dilate; to distend; to extend every way; to enlarge; -- opposed to contract; as, to expand the chest; heat expands all bodies; to expand the sphere of benevolence.
  • (v. t.) To state in enlarged form; to develop; as, to expand an equation. See Expansion, 5.
  • (v. i.) To become widely opened, spread apart, dilated, distended, or enlarged; as, flowers expand in the spring; metals expand by heat; the heart expands with joy.

Example Sentences:

  • (1) Blood flow decreased immediately after skin expansion in areas over the tissue expander on days 0 and 1 and returned to baseline levels within 24 hours.
  • (2) Histiocytes, lymphocytes, immunoblasts, and plasma cells were present in expanded paracortical regions which encroached on, and occasionally effaced, lymphoid follicles.
  • (3) About 30% of clonable T cells, including both CD4+ CD8- and CD4- CD8+ cells, could be expanded for assay at an average of 22 days after cloning.
  • (4) Providers of services and their reimbursement will also expand.
  • (5) The availability of locus-specific probes should significantly expand the role of minisatellite markers in population biology.
  • (6) The expectation of life at birth was only 30-35 years, but it was long enough to allow for children to be born and for the populations to expand.
  • (7) Thus, whereas CD3-associated molecules isolated from polyclonal CD3+WT31+ populations (expanded in IL 2 under the same culture conditions) appeared as diffuse bands, CD3-associated molecules isolated from CD3+WT31- populations displayed a homogeneous molecular mass.
  • (8) The analysis is further expanded to a more general case to result in four criteria based upon the energy concepts.
  • (9) Guanabenz is acutely natriuretic and diuretic in saline expanded animals.
  • (10) Abe’s longstanding efforts toward those goals, which include the successful passage of a state secrets act and efforts to expand the scope of Japan’s military activities have already damaged relations with China.
  • (11) It is worth noting though that the government is reaping scant reward in the polls even though the economy has expanded by more than 3% over the past year and – according to the IMF – will be the fastest growing of the G7 economies this year.
  • (12) A developing sophistication on the part of both children and parents, coupled with a rapidly expanding recognition of the need to minimize the amount of physical and psychological trauma that a child has to experience, has led to a growing use of premedication agents for children.
  • (13) The expanded tumor-infiltrating cells were Leu-4+ T cells, and in five of six patients the majority were Leu-3+.
  • (14) Further development of meta-analysis in such an expanded way may have an important impact on decision-making in clinical medicine, and in health policies.
  • (15) Our understanding of the organisation of eye movements has been greatly expanded in recent years, mainly due to studies in animals.
  • (16) Although the group is constantly the target of an all-out political assault, it has a robust national fundraising operation that allows it to subsidize abortions for poor women and expand to new locations.
  • (17) In 2013 it successfully applied for a Visa Innovation Grant , a fund for development and non-profit organisations seeking to adopt or expand the use of electronic payments to those living below the poverty line.
  • (18) The intervertebral discs expand centrally and become increasingly convex.
  • (19) Jubilant Democrats are eyeing so-called “red states” such as Georgia and Utah and expanding their ambitions to take both the Senate and House .
  • (20) Labour's education spokesman, Ed Balls, said it was important to continue expanding the number of graduates.

Stretch


Definition:

  • (v. t.) To reach out; to extend; to put forth.
  • (v. t.) To draw out to the full length; to cause to extend in a straight line; as, to stretch a cord or rope.
  • (v. t.) To cause to extend in breadth; to spread; to expand; as, to stretch cloth; to stretch the wings.
  • (v. t.) To make tense; to tighten; to distend forcibly.
  • (v. t.) To draw or pull out to greater length; to strain; as, to stretch a tendon or muscle.
  • (v. t.) To exaggerate; to extend too far; as, to stretch the truth; to stretch one's credit.
  • (v. i.) To be extended; to be drawn out in length or in breadth, or both; to spread; to reach; as, the iron road stretches across the continent; the lake stretches over fifty square miles.
  • (v. i.) To extend or spread one's self, or one's limbs; as, the lazy man yawns and stretches.
  • (v. i.) To be extended, or to bear extension, without breaking, as elastic or ductile substances.
  • (v. i.) To strain the truth; to exaggerate; as, a man apt to stretch in his report of facts.
  • (v. i.) To sail by the wind under press of canvas; as, the ship stretched to the eastward.
  • (n.) Act of stretching, or state of being stretched; reach; effort; struggle; strain; as, a stretch of the limbs; a stretch of the imagination.
  • (n.) A continuous line or surface; a continuous space of time; as, grassy stretches of land.
  • (n.) The extent to which anything may be stretched.
  • (n.) The reach or extent of a vessel's progress on one tack; a tack or board.
  • (n.) Course; direction; as, the stretch of seams of coal.

Example Sentences:

  • (1) Tendon (T) and Hoffmann (H) reflexes were analyzed during static stretching (SS).
  • (2) An AT-rich stretch is centered at position -31 with respect to the transcription initiation site, and a potential CCAAT box is centered at position -138.
  • (3) Mechanosensitive ion channels may play a key role in transducing vascular smooth muscle (VSM) stretch into active force development.
  • (4) Endothelial release of the arachidonate derivative PGI2 may be increased in response to cyclic lung stretching.
  • (5) Differences in scar depression also supported the idea of more stretching in the Dexon group.
  • (6) The maximum force level reached during the stretch was affected very little.
  • (7) Cerebral angiogram displayed a contralateral shift and an unrolling of the anterior cerebral artery, a lateral stretch of middle cerebral artery, a downward stretch of anterior choroidal artery and a tumor stain fed by the Heubner artery.
  • (8) The results of conventional sciatic nerve stretching tests are usually evaluated regardless of patient age, gender or movements of the hip joint and spine.
  • (9) Phycomyces sporangiophores respond to four distinct physical stimuli: gravity, light, stretch, and an avoidance stimulus.
  • (10) Increase in activity of pulmonary stretch receptors causes inhibition of inspiration and bronchodilation.
  • (11) The stiffness of the fibre first rose abruptly in response to stretch and then started to decrease linearly while the stretch went on; after the completion of stretch the stiffness decreased towards a steady value which was equal to that during the isometric tetanus at the same sarcomere length, indicating that the enhancement of isometric force is associated with decreased stiffness.
  • (12) During ischaemia M1 stretch responses showed a more rapid and pronounced decline than did M2 responses and were abolished before voluntary power was appreciably affected.
  • (13) The stretch reflex in man has a direct role in compensating for small disturbances during motor tasks.
  • (14) I personally felt grateful that British TV set itself apart from its international rivals in this way, not afraid to challenge, to stretch the mind and imagination.
  • (15) Cubitus valgus or instability due to a pseudarthrosis of the lateral epicondyle or to ligamentous injury may stretch the nerve.
  • (16) The media's image of a "gamer" might still be of a man in his teens or 20s sitting in front of Call of Duty for six-hour stretches, but that stereotype is now more inaccurate than ever.
  • (17) The presence of a form of stretch reflex, previously described in the arm by other authors, has been confirmed in the gastrocnemius muscle of the human leg.
  • (18) The influence of stretch and radial compression on the width of mechanically skinned fibers from the semitendinosus muscle of the frog (R. pipiens) was examined in relaxing solutions with high-power light microscopy.
  • (19) The bent DNA has been localized to a 40-55 base pair (bp) segment and contains six (A)3-5 stretches (that is, six poly(A) stretches, three to five nucleotides in length) phased approximately every 10.5 bp.
  • (20) This figure suggests that, unless there are substantial stretches of free DNA, the polyoma nucleoprotein complex contains about 26 nucleosomes.