MBD - Biochemistry Flashcards

1
Q

Describe the corticol bone micro fracture

A

Cracks occur between osteons which is the reason for constant bone remodelling, osteoclast reabsorb damage, osteoclast lay down new bone, osteoblast absorbed in laying down new bone and act on mechanoreceptors for future fractures.

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2
Q

Describe the role of PTH

A

PTH is a rapid response system of 1. 84 amino acid peptide N1-34 active. 2. Magnesium dependent 3. Half life of 8 mins 4. PTH eceptor is activated by PTHrP

PTH drives ca2+ absorption in the DCT OF KIDNEYS and bone resporpprion in the RANK system

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3
Q

Symptoms of Primary hypeparaythyroidism

A

Notes

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4
Q

Symptoms of osteomalacia

A

Symptoms

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5
Q

Look at notes

A

lol at most

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