29964

78391

93471

The defect leading to thalassemia lies in the hemoglobin itself, specifically in the globin chain synthesis.

35892

Facilitated diffusion is a type of passive transport, meaning it does not require energy (ATP). It involves the movement of substances down their concentration gradient with the help of specific carrier proteins or channel proteins embedded in the cell membrane.
Creatine phosphate is involved in providing energy for muscle contraction, not facilitated diffusion.

12925

Optimum strength of alginate gels is obtained by recommended W/P ratio

53585

A middle-aged patient gives a history of previous upper dentures remade many times as they are becoming tight within one year. You would suspect osteitis deformans.

17333

Irreversible pulpitis is characterized by sharp, severe pain that continues even after the stimulus (such as cold) has been removed. 

56822

Norepinephrine is stored at the Postganglionic parasympathetic nerve endings

42335

Thyroid disorder is not associated with Reiter's syndrome; it is linked to infections such as sexually transmitted infections and diarrhea.

68629

For a patient on dicoumarol therapy with a prothrombin time of 18 seconds, surgery can be performed as this PT is only mildly elevated and within acceptable limits for minor oral surgery. Normal PT is 11-15 seconds, and a PT of 18 seconds represents manageable anticoagulation levels that don't significantly increase bleeding risk for tooth extraction.