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Nursing is a female-dominated profession in many countries; according to the WHO's 2020 State of the World's Nursing, approximately 90% of the nursing workforce is female. [52] For instance, the male-to-female ratio of nurses is approximately 1:19 in Canada and the United States.
The Canon of Medicine (c. 1000) - Described by Sir William Osler as a "medical bible" and "the most famous medical textbook ever written". [19] The Canon of Medicine introduced the concept of a syndrome as an aid to diagnosis , and it laid out an essential framework for a clinical trial . [ 20 ]
[1] There are two types of percussion: direct, which uses only one or two fingers; and indirect, which uses only the middle/flexor finger. Broadly classifying, there are four types of percussion sounds: resonant, hyper-resonant, stony dull or dull. A dull sound indicates the presence of a solid mass under the surface.
Medical diagnosis (abbreviated Dx, [1] D x, or D s) is the process of determining which disease or condition explains a person's symptoms and signs. It is most often referred to as a diagnosis with the medical context being implicit.
This is an accepted version of this page This is the latest accepted revision, reviewed on 13 January 2025. Educational assessment For other uses, see Exam (disambiguation) and Examination (disambiguation). Cambodian students taking an exam in order to apply for the Don Bosco Technical School of Sihanoukville in 2008 American students in a computer fundamentals class taking an online test in ...
Delta is the dominant frequency from ages 1 to 2, and is associated in adults with deep sleep, critical for memory, cognition, sleep maintenance, and mental health. Disorders that disrupt sleep such as insomnia, traumatic brain injury, obstructive sleep apnea, and other neuropsychiatric conditions are also associated with the delta rhythm.
Walter Bradford Cannon (1871–1945) was a physiologist at Harvard University, who is perhaps best known for his classic treatise on homeostasis. [2] Philip Bard (1898–1977) was a doctoral student of Cannon's, and together they developed a model of emotion called the Cannon–Bard Theory.
Barium X-ray examinations are useful tools for the study of appearance and function of the parts of the gastrointestinal tract. They are used to diagnose and monitor esophageal reflux, dysphagia, hiatus hernia, strictures, diverticula, pyloric stenosis, gastritis, enteritis, volvulus, varices, ulcers, tumors, and gastrointestinal dysmotility, as well as to detect foreign bodies.