Biological Clock Mechanisms — MCQs

During eukaryotic protein synthesis, phosphorylation of which of the following is enhanced by insulin?

What is the primary function of the paraventricular and supraoptic nuclei?

All of the following factors are involved in altered patterns of hormone release except

Which of the following structures is the primary regulator of circadian rhythms in the body?

Which substance is most likely to increase in the rods of the retina when the light is turned on?

Melatonin is produced in all of the following, except?

Statement 1 - A 59-year-old patient presents with flaccid bullae. Histopathology shows a suprabasal acantholytic split. Statement 2 - The row of tombstones appearance is diagnostic of Pemphigus vulgaris.

In comparison to a normal healthy person, in the evening time, which of these will have an elevated ACTH as well as elevated Cortisol?

All of the following are known functions of hypothalamus except

Hypothalamus increases release of all hormones from the pituitary except ?