Tutorials/exercises in Medical studies

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09 Oct 2015

Are bio active-rich fractions functionally richer?

Tutorials/exercises - 8 pages - Medical studies

Plant bioresources are relied upon as natural, inexpensive, and sustainable remedies for the management of several chronic diseases worldwide. Plants have historically been consumed for medicinal purposes based on traditional belief, but this trend is currently changing. The growing interest in...

29 Jun 2010

Impact of information technology in the world of health

Tutorials/exercises - 7 pages - Medical studies

In the world of health, information technology is a real challenge. Internal communication is the key factor for success in a medical organization. For example: the physicians must be reachable at any time, and must constantly be able to ascertain the health of their patients and the latest...

30 Apr 2009

Biological effects of ultrasound

Tutorials/exercises - 5 pages - Medical studies

Medical sonography, high intensity focused ultrasound (HIFU), and ultrasound-enhanced systemic thrombolysis are just three of the medical applications of the natural phenomenon of ‘ultrasound,' high frequency sound waves that are undetectable to the human ear. Ultrasound waves have a...

29 Apr 2009

Progress of Alzheimer's disease

Tutorials/exercises - 5 pages - Medical studies

Alzheimer's disease is a progressively debilitating condition that occurs in stages, from pre-Alzheimer changes in brain cognitive functioning to late stage deterioration. The disease process includes memory loss, lack of ability to perform formerly easily carried out higher-motor skill...

21 Apr 2009

Patient's right to refuse life sustaining treatment

Tutorials/exercises - 15 pages - Medical studies

Medicine and law overlap in regards to numerous issues, none more controversial than a patient's right to refuse life sustaining treatment. When a patient is suffering an incurable and irreversible medical condition they face the extremely difficult decision of whether or not to continue...

16 Apr 2009

A possible neural basis for autism: Oxytocin and vasopressin expression

Tutorials/exercises - 6 pages - Medical studies

Autism is a devastating developmental disorder which is one of five disorders that are termed Pervasive Developmental Disorder (PDD). Autism is commonly associated with qualitative impairment in social interaction and communication as well as repetitive and stereotyped patterns of interest. These...

16 Apr 2009

Effects of mindfulness meditation and citalopram on worry and brain activation in patients with Generalized Anxiety Disorder(GAD)

Tutorials/exercises - 7 pages - Medical studies

Generalized anxiety disorder (GAD) is a type of anxiety disorder that affects over four million Americans in any year (NIMH, 2000). There is much research that shows anxiety can lead to a magnitude of health ailments, including cardiovascular disease, hypertension, suppressed immune...

05 Aug 2008

Top facts about Anorexia Nervosa

Tutorials/exercises - 5 pages - Medical studies

In a society that is becoming more commercialist and consumer-driven, it is inevitable that standards of beauty become the focus of many, especially women who are the general targets of many advertisements and products. It is because of the prevalence of the idea that “thin is in” that...

01 Aug 2008

Huntington and the pathogenesis of Huntington's disease (HD)

Tutorials/exercises - 5 pages - Medical studies

Huntington's disease (HD) is a progressive neurodegenerative disorder with an established genetic origin. Adult onset HD is characterized by motor dysfunction, cognitive decline and psychiatric disturbance (Ranen et al., 1993 and Harper, 1996). Initially symptoms include depression,...

30 Jul 2008

Methods of transmission: Dengue fever

Tutorials/exercises - 6 pages - Medical studies

The adventurous tourist, obliviously hacking his way through the jungles of Brazil, is first aware of a faint buzzing noise, then a tiny sting on his arm. The smack of his hand seems to have taken care of the problem: he has merely been bitten by a mosquito, so it seems there is no reason...

11 Jul 2008

Fetal alcohol syndrome: How a mother can kill her child?

Tutorials/exercises - 7 pages - Medical studies

A pregnant woman is at risk of many health problems especially because she is actually having two lives to take care of, herself and the unborn child inside her. This is the reason that a woman should be extra careful in all the activities she engage in, in order to protect both herself and the...

07 Jul 2008

Stem cell research: The immorality of immortality

Tutorials/exercises - 12 pages - Medical studies

Since time immemorial, even before the emergence of scientific proofs, man has probably always believed that we are the highest form of creature existing in this planet, and perhaps even in the entire universe. Apart from the capacity to perform things that other organisms cannot, biologically...

27 Jun 2008

Community acquired pneumonia

Tutorials/exercises - 6 pages - Medical studies

Community acquired pneumonia is the sixth-leading cause of death in the United States affecting over 1 million individuals costing the government over $10 billion in treatment and patient care (Stanton, 2002). Statistics given by the US Department of Health and Human Services (2002) show that...

03 Jun 2008

The progress that has been made in research development regarding how the body produces and regulates cholesterol

Tutorials/exercises - 7 pages - Medical studies

In recent years, cholesterol has become a topic of paramount concern for public health. Research on cholesterol has shown that increased levels of this compound in the bloodstream can increase an individual's risk for the development of a host of chronic health problems including coronary heart...

09 Apr 2008

PERCOCET: How it works

Tutorials/exercises - 2 pages - Medical studies

Percocet is a well known pain killer used to treat pain for moderate to severe sufferers of a wide variety of ailments. Percocet, or similarly composed products containing narcotics, are prescribed by doctors quite often for various forms of serious pain (ranging from severe, chronic, cases such...

26 Nov 2007

Genes and Chromosomes

Tutorials/exercises - 6 pages - Medical studies

As a first approximation, genes can be defined as stretches of DNA that encode a single protein or a single functional RNA, such as an rRNA or tRNA. There are exceptions to this rule because there are mechanisms, such as alternative splicing of the primary RNA transcript into different mRNAs,...

26 Nov 2007

Pelvic Circulation

Tutorials/exercises - 2 pages - Medical studies

At the bifurcation of the aorta, the middle sacral artery arises posteriorly and travels on the pelvic surface of the sacrum to supply branches to the sacral foramina and the rectum. The common iliac arteries arise at the level of the fourth lumbar vertebra, run anterior and lateral to their...

26 Nov 2007

Anatomy of the Lower Urinary Tract and Male Genitalia

Tutorials/exercises - 4 pages - Medical studies

The pelvic bones are the sacrum (the termination of the axial skeleton) and the two innominate bones. The latter are formed by the fusion of the iliac, ischial, and pubic ossification centers at the acetabulum. The ischium and pubis also meet below, in the center of the inferior ramus, to form...

26 Nov 2007

The Amnion

Tutorials/exercises - 3 pages - Medical studies

The amnion at term is a tough and tenacious but pliable membrane. It is the innermost fetal membrane and is contiguous with the aminonic fluid. This particular avascular structure occupies a role of incredible importance in human pregnancy. In many obstetrical populations, preterm premature...

26 Nov 2007

Blood Circulation in the Mature Placenta

Tutorials/exercises - 2 pages - Medical studies

Because the placenta functionally represents a rather intimate association of the fetal capillary bed to maternal blood, its gross anatomy primarily concerns vascular relations. The fetal surface of the placenta is covered by the transparent amnion beneath which the fetal chorionic vessels...

26 Nov 2007

Organization of Placenta

Tutorials/exercises - 2 pages - Medical studies

From the electron microscopic studies of Wislocki and Dempsey (1955), data were provided that permitted a functional interpretation of the fine structure of the placenta. There are prominent microvilli on the syncytial surface, corresponding to the "brush border" described by light microscopy....

26 Nov 2007

Embryonic and Placental Development

Tutorials/exercises - 2 pages - Medical studies

In a description of the earliest stages of the human blastocyst, the wall of the primitive blastodermic vesicle was characterized as consisting of a single layer of ectoderm. As early as 72 hours after ovum fertilization, the 58-cell blastula had differentiated into 5 embryo-producing cells and...

26 Nov 2007

Immunological Acceptance of the Conceptus

Tutorials/exercises - 3 pages - Medical studies

Over the last half century, many attempts to explain the survival of the semiallogenic fetal graft have been proposed. One of the earliest explanations was based on the theory of antigenic immaturity of the embryo-fetus. This was disproved by Billingham (1964) who showed that transplantation...

26 Nov 2007

Fetal Tissues of the Fetal-Maternal Communication System

Tutorials/exercises - 5 pages - Medical studies

The extravillous and villous trophoblasts are the embryonic-fetal tissues of the anatomical interface of the placental arm; the avascular fetal membranes—the amnion and chorion laeve—are the fetal tissues of the anatomical interface of the paracrine arm of this system. ...

26 Nov 2007

The Decidua

Tutorials/exercises - 4 pages - Medical studies

This tissue is the specialized, highly modified endometrium of pregnancy. The transformation of secretory endometrium to decidua is dependent upon the action of estrogen and progesterone and other stimuli provided by the implanting blastocyst (or maternal platelets) during trophoblast invasion of...

26 Nov 2007

Prementrual Syndromes

Tutorials/exercises - 2 pages - Medical studies

A variety of maladies, sometimes disabling, beset many ovulatory women in a recurrent manner during the luteal phase of each ovarian cycle. Although the biological basis for this association is not defined, evidence points to a causal relationship between progesterone secretion and withdrawal and...

26 Nov 2007

Clinical Aspects of Menstruation

Tutorials/exercises - 2 pages - Medical studies

Menstruation is the periodic discharge of blood, mucus, and cellular debris from the uterine mucosa. Menses occur at more or less regular, cyclical, and predictable intervals from menarche to menopause except during pregnancy, lactation, anovulation, or pharmacological intervention. It is...

26 Nov 2007

Delirium

Tutorials/exercises - 3 pages - Medical studies

Delirium, a clinical syndrome characterized as an acute disorder of attention and cognitive function, is the most frequent complication of hospitalization for elders and a potentially devastating problem. Delirium often is unrecognized despite sensitive methods for its detection, and its...

20 Nov 2007

Physiology of Pregnancy

Tutorials/exercises - 4 pages - Medical studies

Endometrium/decidua is the anatomical site of blastocyst apposition, implantation, and placental development. The endometrium is the mucosal lining of the uterine cavity and the decidua is the highly modified and specialized endometrium of pregnancy. From an evolutionary perspective, the human...

13 Nov 2007

Neuropsychiatric Aspects of Aging

Tutorials/exercises - 3 pages - Medical studies

The process of aging produces important physiologic changes in the central nervous system, including neuroanatomic, neurotransmitter, and neurophysiologic changes. These processes result in age-related symptoms and manifestations for many older persons. These physiologic changes develop at...

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