MEDICAL PHYSIOLOGY

PHYSIOLOGY

GENERAL PHYSIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Region of the brain forming the floor of the third ventricle; helps regulate the body’s internal environment by secreting releasing factors that affect the secretion of hormones of the anterior pituitary.
A
hypothalamus
B
hyperthyroidism
C
hypothyroidism
D
thymus gland
Explanation: 

Detailed explanation-1: -Your hypothalamus, a structure deep in your brain, acts as your body’s smart control coordinating center. Its main function is to keep your body in a stable state called homeostasis. It does its job by directly influencing your autonomic nervous system or by managing hormones.

Detailed explanation-2: -The pineal gland, also called pineal body or epiphysis cerebri, is a small cone-shaped structure that extends posteriorly from the third ventricle of the brain. The pineal gland consists of portions of neurons, neuroglial cells, and specialized secretory cells called pinealocytes.

Detailed explanation-3: -There are four hormones secreted by the anterior pituitary gland that control the functions of other endocrine glands. These hormones include thyroid-stimulating hormone (TSH), adrenocorticotropic hormone (ACTH), follicle-stimulating hormone (FSH), and luteinizing hormones (LH).

Detailed explanation-4: -The pineal gland is situated in the geometric center of the human brain and it is directly connected to the third ventricle; it is classified as a circumventricular organ (CVO) and participates in the biological rhythm regulation in vertebrates.

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