685620

The precursor of vitamin D3, 7-dehydrocholesterol, is present in the keratinocytes of the skin's stratum corneum. Upon exposure to UV light, it is converted into cholecalciferol (vitamin D3).

523570

Diuretics increase sodium loss in urine and increase lithium retention. Hence they should not be used in patients on Lithium.

403156

The most common reason why hyperplastic tissue is removed or reduced during the construction of a complete denture is that it interferes with the stability of the denture.

611364

The primary stress-bearing area in maxillary complete denture is the edentulous ridges.

665959

A test of significance is used to determine whether the observed
difference between two means is statistically significant, meaning it is
unlikely to have occurred by random chance.

925093

435943

Thrombocytopenia is not a feature of intravascular hemolysis; it is more commonly associated with other conditions such as bone marrow disorders.

415751

the medium suitable for the transport of Salmonella and Shigella is Cary-Blair mediumx. This medium is designed to maintain the viability of these organisms during transport and is selective for enteric pathogens by inhibiting the growth of other non-target bacteria. TCBS agar and HE agar are used for the selective isolation and growth of these organisms, while blood agar is a general purpose medium used for various bacteria.