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Which hormone causes dilation of blood vessels, increased oxygen consumption and gluconeogenesis?
a) Adrenaline
b) Serotonin
c) Insulin
d) Thyroid.

Last updated date: 19th Jul 2024
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Hint: Since the hormones assist and regulate the major functions of the body, such as growth, repairing and reproduction. For monitoring, the hormone acts as a messenger, regulating and managing various activities all over in the body.

Complete answer:
From adrenal medulla, the hormone adrenaline is secreted, and is mainly responsible for the generation of various responses towards the body. Over the blood vessels, it mostly shows its actions cardiac, smooth and skeletal muscles. It significantly enhances the blood pressure and expands the blood vessels, heart rate, and rate of metabolism and breathing, and therefore the consumption of the oxygen increases, and instigates the development of glucose through the breakdown of the glycogen of the liver. All these processes augment the blood glucose levels. Through the laborious workouts, heart collapse, chronic stress, nervousness or turmoil associated with the adrenal gland or brain sudden increases in the adrenalin can be instigated. Glucagon is a type of peptide hormone which is through the alpha cells formed present in the pancreases. Hence, hormone causes dilation of blood vessels, increased oxygen consumption and gluconeogenesis, is Adrenaline.

The common adverse effects might include breathing troubles, rapid heartbeats, weakness, nausea, pale skin etc. From the sensations of an adrenaline rush, it has also been observed that few people get pleasure. Adrenaline mainly acts on smooth muscles, cardiac muscles, blood vessels, skeletal muscles and fat cells.