(1) With regard to terminal patterns of the SM, fibers to the MH gave off many short fine branchlets forming the glomerular structures, whereas those to the LH branched out into numerous terminals to form a dense fiber plexus.
(2) Light and electron microscope observations of tiny nerve branchlets attached to the nerve of the pterygoid canal suggests that the source of sympathetic autonomic fibres in the greater petrosal nerve may not be solely confined to fibres 'recurrent' from the deep petrosal nerve, as hitherto believed.
(3) Each preterminal branch gives rise to many thin, terminal branchlets laden with boutons.
(4) No evidence was found to suggest that deafferentated terminal branchlets are receptive to forming heterologous synaptic contacts.
(5) Furthermore, dendritic changes in the Purkinje cells including loss of the spiny branchlets, focal swelling of the dendrites, and disappearance of secondary and tertiary branches were remarkable.
(6) Image analysis of Golgi-impregnated Purkinje cells indicated a significantly lower number of smooth branches and spiny branchlets following climbing fiber deafferentation of both adult and weanling rats.
(7) These cells were differentiated, as evidenced by formation of bundles of parallel fibers and by development of synapses between granule cell axons and Purkinje cell branchlet spines, and between Golgi cell axons and granule cell dendrites.
(8) Purkinje cells, impregnated with the rapid Golgi method, in a patient with primary degeneration of the granular layer showed abnormal orientation of the perikaryon and dendrites, reduction in size of the dendritic arbor, absence of spiny branchlets, and large numbers of stubby spines and hypertrophic spines on secondary dendritic branches; stubby spines and thorn-like formations were seldom observed on the primary dendrites and perikaryon of some Purkinje cells.
(9) The results suggest that the lower number of smooth branches and spiny branchlets following climbing fiber deafferentation of the weanling rat is the result of a loss of postnatal growth rather than transneuronal degeneration.
(10) Some axon collaterals were very simple and had only one terminal branch with or without short branchlets, whereas others were more complex, and single axon collaterals ramified before forming a terminal arborization.
(11) Electrical stimulation of the central stump of the saccular nerve branchlet, however, could produce both inhibitory and facilitatory effects in other vestibular nerve branchlets.
(12) Fifth, in the inner and outer plexiform layers, numerous filamentous branchlets extend 20 microns or more from the radial trunk, interweaving with branchlets from nearby Müller cells to form dense and continuous strata.
(13) We have used serial electron microscopy and 3-dimensional reconstructions of dendritic spines from Purkinje spiny branchlets of normal adult rats to evaluate 2 questions about the relationship of spine geometry to synaptic efficacy.
(14) When compared to controls, examination following Golgi impregnation revealed random orientation of Purkinje cell apical poles, and multiple primary dendrites of reduced length with few branches, branchlets and spines.
(15) A triple mutant of Neurospora crassa, bearing genetic blocks corresponding to each initial enzyme step of the three pathway branchlets leading to the aromatic amino acids, accumulates prephenate and pretyrosine.
(16) Calpain I was only detectable proximally in dendrites and was not found in spiny branchlets of either pyramidal or Purkinje cells.
(17) Golgi impregnation of Purkinje cells showed loss of major dendrites, paucity of spiny branchlets, and axonal expansions.
(18) The latter dendrites branch and bear arbors of fingerlike, varicose branchlets in the outer half of the neuropile.
(19) Already 3 days after the lesion, surviving climbing fibres had emitted collateral branches, which elongated for some distance through the molecular layer and ended with a number of varicosities and very fine branchlets.
(20) The extreme end of a straight lymphatic capillary terminated blindly and consisted of a single endothelial cell with an ultrastructural appearance that resembled that of the spiny branchlets.
Twig
Definition:
(v. t.) To twitch; to pull; to tweak.
(v. t.) To understand the meaning of; to comprehend; as, do you twig me?
(v. t.) To observe slyly; also, to perceive; to discover.
(n.) A small shoot or branch of a tree or other plant, of no definite length or size.
(v. t.) To beat with twigs.
Example Sentences:
(1) It was also demonstrated that the plexus of the median eminence is, at its periphery, in direct communication with the systemic venous twigs.
(2) The twig was removed, and calcium-dextrose and penicillin G were administered.
(3) At least 114 of the women at UTH induce abortion themselves by inserting plants or twigs into the cervix.
(4) But let’s talk about twigs (Formerly Known As Tahliah).
(5) These findings suggest that the inflow of blood into the common carotid body artery may be regulated by its constriction, especially of its arterial cushion, and that the subsidiary branches of the common carotid body artery and the accessory twigs of the proper carotid body artery may act as bypass-routes to eliminate the excessive inflow of blood into the carotid body.
(6) All recordings showed abnormal jitter, many (75%) displayed intermittent blocking, and most had abnormal fibre density (mean 4.3), demonstrating considerable degrees of collateral sprouting supported by the fasciculating motor units, and varying degrees of functional immaturity of the new axonal twigs and the motor end plates.
(7) Responses of single muscle fibres to electrical stimulation of the tibial nerve trunk or of the intramuscular nerve twigs were detected in young volunteers without evidence of neurological disease.
(8) The double afferent arterioles arose separately from a terminal twig of the interlobular artery and reached the vascular pole of a subcapsular glomerulus which possessed a single efferent arteriole.
(9) The bulbospongiosus and the transversus perinei superficialis receive several twigs from the medial and intermediate cutaneous branches of the perineal nerve.
(10) Except for one patient the accessory renal arteries missed at angiography were tiny twigs; the small renal infarcts caused by ligating them did not impair transplant survival.
(11) The shape of the lobulus testis is indicated by the centripetal branch with its centrifugal twigs.
(12) That’s a specialised form of garden work they’re wanting,” he told me with a wink, and when I still didn’t twig, he explained that Garberville is the capital of Californian marijuana culture.
(13) A ventral twig of SO innervates the ventral snout (normally IO territory) and projects into the electroreceptive lateral line lobe in an IO pattern.
(14) Eleven months old and with a squidgy layer of puppy fat still on show, she’s busy tying me in knots with a lead and is clearly no dummy – within minutes she has twigged that I have a stash of dog-chews in my bag and is clearly hatching a plan to get at them.
(15) If the prosecutor asked the court to burn Pussy Riot at the stake, I can just picture the courtroom staff running around, gathering twigs and lighter fluid.
(16) An olfactory nerve twig produced a different magnitude of responses to the various odor stimuli.
(17) If coracoid mobilization is necessary, the musculocutaneous nerve and its twigs should be identified and protected, keeping in mind the variations in anatomy and the level of penetration.
(18) A preparation has been developed in the pigeon which allows recording of the electrical activity from an olfactory nerve twig containing the nonmyelinated axons of a small group of olfactory receptor cells.
(19) Gamma irradiation resulted in pale, foamy cytoplasmic vesicles, the separation of smooth muscle cells and changes in the structure of the luminal aspect of arterial blood vessels while neutron irradiation produced dense cytoplasmic vesicles and electron dense bodies within the substance of peripheral nerve twigs.
(20) Morphological adaptations to climbing (a scansorial mode of quadrupedal, arboreal locomotion practised on twigs and small branches) are identified by relating anatomical details of limb bones to a sample of 6,136 instantaneous observational recordings on the positional behavior and support uses of 20 different free-ranging, adult red howlers.