Mixed 19

Question 1

Which cells does 99mTc-pertechnetate binds

Answer 1

High affinity for parietal cella of gastric mucosa including ectopic sites

Question 2

Differences btw Primary Ciliary dyskinesia and Cystic Fibrosis on extrapulmonary features

Answer 2

PCD:
Situs inversus/ Immotike spermatozoa and Normal growth

CF: Pancreatic insufficiency/ Infertility due to absent Vas Deferens (azoospermia) and failure to thrive

Question 3

What happened to incidence and prevelance if increase survival time

Answer 3

Incidence = No change
Prevalence= Increase

Question 4

Deficiency of what in the proximal renal tubular cells leads to Hartnup Disease

Answer 4

Deficiency of neutral amino acid transportes (Tryptophan)

Question 5

Physiologic age related cardiovascular changes

Answer 5

Aortic stiffening ( loss of elastin)
⬆️ Pulse pressure ( Isolated Systolic HTN)
Mild concentric LVH ( mantain EF, SV and CO)
Conduction cell degeneration ( ⬇️Max HR)
Reduced baroreceptor Sensitivity and adrenergic response