Page 1 of 5 - About 41 Essays
  • Phlomis Umbrosa Essay

    Cancer is one of the most life-threatening diseases requiring a lot of development in cures and preventative therapies. A wide variety of anticancer drugs including those that directly or indirectly act on the cells causing cell death have been developed,. Nowadays, natural products have received increasing attention for their potential as novel cancer preventive and therapeutic agents [1,2]. Alzheimer’s disease (AD) is one of the most common causes of mental deterioration in elderly people. It is a progressive degenerative neurological disorder resulting in impaired memory and behavior. Several studies proposed that the degeneration of cholinergic neurons in the basal forebrain and the associated loss cholinergic neurotransmission in the cerebral…

    Words: 896 - Pages: 4
  • Thermoregulatory Smootherms

    Subjects were placed in heated water & wrapped in thermal blankets with the purpose of elucidating the connection between an increase in skin & core temperatures & an increase in sympathetic neural activity. This study also sought to determine if localised cooling of the hand triggered a local or systemic response. This study sought out to test several hypotheses; It was hypothesized that healthy humans subjected to heat stress will experience increased cholinergic & adrenergic activity,…

    Words: 788 - Pages: 4
  • Alzheimer's Disease Case Study

    Inhibiting AChE increases the availability of ACh in the synaptic cleft, which is a neurotransmitter involved in the production of cholinergic neurons. By inhibiting the breakdown of ACh, Galantamine binds competitive and reversibly to AChE especially in the frontal cortex and hippocampus portions of the brain. These two regions are the most affected portions of the brain affected in those with Alzheimer’s disease. The numbers of nAChRs directly affect or modulate cholinergic neurons and other…

    Words: 1766 - Pages: 8
  • Vascular Dementi A Case Study

    Alzheimer’s disease itself and other dementias such as Parkinson’s disease and multiple sclerosis, with the most frequent cause resulting from stroke (Nyenhuis & Gorelick, 1998). However, there are combinations of pathological features specific to vascular dementia such as microinfarction, diffuse white matter disease, and perivascular change and neurodegenerative changes, amyloid angiopathy, and perivascular lesions (Kalaria 2002). There has also been evidence that the cognitive decline seen in…

    Words: 1325 - Pages: 6
  • Calbindin Essay

    PFC: Inputs and Outputs Double bouquet cells are bipolar inhibitory cells with long horsetail-like axons that synapse onto dendritic spines and shafts, with several spiking patterns such as, intermediate spiking, fast spiking, and burst spiking (Corbett, 2008; Kuwaguchi, 1997). They can be recognized using IHC staining for CB (and CR, depending on the anti-body applied) (DeFelipe, 1997). As we have learned in previous lab presentations, VTA is strongly involved in (reward and) addiction. VTA…

    Words: 1122 - Pages: 5
  • Advantages Of Piracetam

    Most of the people decided to well mix it with the fluids in order to mask the taste. The piracetam nootropic works best if taken on the early morning. This nootropic is cholinergic this means it put a high demand on the resource. The choride is one of the main percuror and that increase the activity which increases the better demand. Even more this also may create some shortage of choline & aceythcholine that may turn to cause headaches. Many users believed that piracetam supplementing may used…

    Words: 515 - Pages: 3
  • Neurons Essay

    development of ventral interneurons and motor neurons. Neurogenesis occurs after initial patterning of the neural tube is complete and when the basic identities of the cell is known. The precursor cells are attached to the pial surface (outside) and the ventricular zone (the innermost cell layer surrounding the lumen of the neural tube). The nucleus migrates between pial and ventricular layer during different phases of mitosis division with the help of microtubules and actin filaments. The…

    Words: 1734 - Pages: 7
  • Neurogenesis And Memory Essay

    and loss of cholinergic neurons, that due to impairment of learning and memory. Therefore, Colchicine caused to induction of cognitive dysfunction and dementia of Alzheimer’s type [33]. Studies demonstrated that 2–3 weeks colchicine intracerebroventricular (ICV) administration altered neurochemical levels and behavior dependent on dose and duration [34]. Furthermore, studies reported that colchicine administration induced lipid peroxidation, decreased glutathione GSH and ACH level in the…

    Words: 1529 - Pages: 7
  • Sympathetic Nervous System Case Study

    inhibitory potential. Alternatively the transmitter may act on receptors linked to second messenger systems in the postsynaptic membrane. c) Describe the intracellular events in an activated gland cell. The basic types of acinar epithelial cells are the serous and mucous cells. Parasympathetic stimulation activates cholinergic, G protein-coupled receptors, via Ach. When Ach binds to a stimulatory acinar cell membrane, it induces phospholipase C - mediated hydrolysis of phosphatidylinositol-…

    Words: 1443 - Pages: 6
  • Gastric Reflux Disease Essay

    at T1 and L3. These spinal afferents are thought to detect nociceptive stimuli. The cell bodies of the vagal afferents are in nodose ganglia and transmit non-painful sensory information to the brain stem. At the brain stem, central terminations synapse in the nucleus tractus solitarius, where these neurons are connected to the dorsal motor nucleus of the vagus nerve. The latter serves to provide the motor innervation to the LES and also contains efferent neurons of which can either decrease or…

    Words: 971 - Pages: 4
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