1. Draw the basic structure of the steroid
2. Explain the difference (structural and clinical) between a C18, C19 and C21 steroids
C18: The carbon 18 steroids (estranes) are generally referred to as the female sex steroids and
are produced primarily by th
1. The hormones LH, FSH and TSH have similar structures. Does this
create a problem when trying to measure them in plasma using
immunoassay ? Can these problems be overcome ?
Each is composed of two subunits: and . The -subunit is common to all, but the
What is the relationship between glucose in plasma and whole blood?
Fasting WB glucose about 12-15% lower than plasma (due to lower water content),
Plasma has a higher water content than whole blood, so there is more dissolved
glucose in plasm
1. Vitamin D requests have increased considerably in recent years - why do you
think this has occurred?
2. What form/s of vitamin D are measured?
25 (OH) D
Half life 2-3 weeks
Best indication of vitamin D status
Case study, methanol poisoning - part 2
A 14 yeas old boy was admitted in an intoxicated state having been suspected to have
consumed an unknown quantity of methylated spirit.
The following laboratory results were obtained on a blood sample taken within 1
What is the criteria for a perfect filtration marker? And what substance is considered the best
The perfect filtration marker is not protein bound, is freely filtered by the glomerulus, is without any
tubular secretion, is not
BIOL1181 and ONPS2340 (SM2 2015) Metabolomics Tutorial ANSWERS
What is the definition of metabolomics?
This is the analytical approach of a large-scale, non-tangled and high-throughput determination of
metabolites in a biological system
BIOL1181 and ONPS2340 (SM2 2015) Metabolism Tutorial Questions
Q1. What are the numbers of glucose and pyruvate molecules
formed in the glycolysis pathway?
Q2. There are mainly 4 fates of glucose, but what is their
significance in cells?