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Medical Sciences : Recent Questions and Answers (Page 3)

Find answers to your questions about Medical Sciences or help others by answering their Medical Sciences questions.

Does the damage from sun exposure outweigh the benefit of getting vitamin D?

I have read some articles where they recommend a direct exposure to the sun of about 20 to 30 minutes, others say that 10 to 15 minutes, another that 5...

Asked on 08/29/2021 by eniel.rod

1 answer

Haemopoiesis (blood cell development) in bone marrow

I am currently studying the textbook Hoffbrand's Essential Haematology, eighth edition, by A. Victor Hoffbrand and David P. Steensma. Chapter 1 Haemopoiesis says the following:During normal childhood and adult life,...

Asked on 08/29/2021

2 answer

What are the likeliest causes for rising indirect bilirubin levels?

All the following data is from a task a professor gave me and is not connected to a true patient. Patient's bilirubin level is first 28 micromole/litre and direct bilirubin...

Asked on 08/29/2021 by Hinko Pih Pih

1 answer

What are non-specific somatic sensory receptors in the nasal mucosa?

I am reading Oral Medicine: Diagnosis and Treatment by Greenberg and Glick, Chapter 2 - Evaluation Of The Dental Patient: Diagnosis and Medical Risk Assessment. Under Cranial Nerve Examination, subsection...

Asked on 08/29/2021

0 answer

The relationship between the rate of decrease of antibody production and long term immunity

I am seeing a large number of COVID-19 articles which point to low levels of antibody production 2-3 months after infection. They all point to this being an indicator...

Asked on 08/29/2021 by Cort Ammon

1 answer

Does ingesting creatine powder or capsules cause hair loss?

Does ingesting creatine powder or capsules cause hair loss? I have read conflicting claims (e.g., see below) and wonder whether there have been some more serious scientific studies: ...

Asked on 08/29/2021

0 answer

Why do semilunar valves not need tendinae but atrioventricular valves do?

Inside the heart the atrioventricular valves (AV) have chordae tendineae to prevent the backflow of blood into the atrium when the ventricle contracts. Since the AV and semilunar valves are...

Asked on 08/29/2021 by John Hon

1 answer

Can cancer incidence rates, calculated from the general population, be used in primary care?

I calculated incidence rates (IR) for colorectal cancer using an age-period-cohort model. Is it useful for GPs to use such age, gender and anatomical sub-site specific IRs as a baseline...

Asked on 08/29/2021 by Malgorzata Hirsz

1 answer

Total number of deaths in the USA before COVID-19 and in 2020?

I would like to compare before and after COVID-19. I want to know if there was a raise, how high, and if there was a shift from other causes to...

Asked on 08/29/2021 by live-love

1 answer

What is the difference between medical grade and non-medical grade disposable masks?

One can buy a disposable product which appears identical to medical grade disposable surgical masks, but is not. The package or item description typically includes a clear indication that it...

Asked on 08/29/2021 by Anthony X

1 answer

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