GENERAL HISTOLOGY

CONNECTIVE TISSUE GLAND

ENDOCRINE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What gland deals with increasing heart rate and blood pressure when the body experiences stress?
A
Adrenals
B
Parathyroids
C
Pineal Body
D
Thyroid
Explanation: 

Detailed explanation-1: -Adrenal glands, also known as suprarenal glands, are small, triangular-shaped glands located on top of both kidneys. Adrenal glands produce hormones that help regulate your metabolism, immune system, blood pressure, response to stress and other essential functions.

Detailed explanation-2: -During stress, adrenal gland rapidly responds with increased secretion of glucocorticoids (GCs) and catecholamines into circulation, which hormones, in turn, affect metabolism, to provide acutely energy, vasculature to increase blood pressure, and the immune system to prevent it from extensive activation.

Detailed explanation-3: -Endocrine Connection Our adrenal glands-small organs located above the kidneys-usually deal with stress by producing hormones like cortisol. According to the theory of adrenal fatigue, when people are faced with long-term stress, their adrenal glands cannot keep up with the body’s need for these hormones.

Detailed explanation-4: -Your adrenal glands release cortisol during times of stress to help your body get an energy boost and better handle an emergency situation. Aldosterone: Aldosterone is a mineralocorticoid hormone that plays a central role in regulating blood pressure and the levels of sodium and potassium (electrolytes) in your blood.

Detailed explanation-5: -Adrenaline is a hormone produced within the adrenal gland in response to stress that increases heart rate, strengthens the force of the heart’s contraction and cardiac output, increases blood pressure and opens up the bronchioles in the lungs, and raises the blood levels of glucose and lipids among other effects.

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