Determine what is the dose to the thyroid, Biology

Assignment Help:

1. Compute the mean energy per nuclear disintegration, A, for 99mTC if 2.0 x 109 Bq of this isotope is injected into a patient. Assume that one-half of the administered dose is taken up by the thyroid and that the removal kinetics follow first-order exponential form with a biological half-life of 4 h. What is the dose to the thyroid? Assume for purposes of this problem that the specific absorbed fraction is 0.5 and the thyroid weighs 80 g. Express the dose in gray.


Related Discussions:- Determine what is the dose to the thyroid

Biochemical reactions - nitrate assimilation, Biochemical Reactions - Nitra...

Biochemical Reactions - Nitrate Assimilation Nitrate is the most readily available and preferred source of nitrogen for growth. Assimilatory reduction of NO - 3 to NH 3 is

Risk during crown removal-endodontics principles, Risk during crown removal...

Risk during crown removal -Tooth inadvertently extracted using a crown\bridge remover . -Endodontic therapy was performed , and the tooth was replanted , a procedure known

What is the climax stage of an ecological succession, What is the climax st...

What is the climax stage of an ecological succession? The climax stage is the stage of the ecological succession in which the community of an ecosystem becomes stable and does

Cleavage, what are the chemical changes during cleavage

what are the chemical changes during cleavage

Who was charles darwin, Who was Charles Darwin? Charles Darwin was an Eng...

Who was Charles Darwin? Charles Darwin was an English naturalist born in 1809 and considered the father of the theory of evolution. At the end of the year 1831, before turning 23

What is barfoed test and explain its principle, What is Barfoed's test and ...

What is Barfoed's test and its principle? This test is a specific test for monosaccharides. Principle This test is also a copper reduction test but differs from Fehling

Explain the nutrient requirements during lactation, Normal 0 fa...

Normal 0 false false false EN-IN X-NONE X-NONE

Genetics, What are the Elements of Heredity and variations?

What are the Elements of Heredity and variations?

People who are at risk from drug-nutrient interactions, Determine People wh...

Determine People who are at risk from drug-nutrient interactions? People who are at risk from drug-nutrient interactions are the: 1. Persons who have a poor diet or in other

Determine inharmonious intraspecific ecological interaction, Why is canniba...

Why is cannibalism an inharmonious intraspecific ecological interaction? In cannibalism an individual eats other of the same species (occurs in some insects and arachnids). Sin

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd