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Physiology of Pancreatic Islets and Nor-Adrenaline

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Questions and Answers

What is the primary function of glucagon in the body?

To decrease blood glucose levels
To maintain a steady heart rate
To increase blood glucose levels (correct)
To dilate the pupils

Which hormone is secreted in response to high blood glucose levels?

Insulin (correct)
Somatostatin
Glucagon
Adrenaline

What is the term for the body's ability to maintain a stable internal environment?

Metabolism
Homeostasis (correct)
Hormonogenesis
Thermoregulation

Which of the following is NOT a function of nor-adrenaline?

Vasodilatation of peripheral blood vessels (B) Signup and view all the answers

What is the primary function of insulin in the body?

To decrease blood glucose levels (D) Signup and view all the answers

What is the name of the clusters of cells in the pancreas that produce hormones?

Islets of Langerhans (B) Signup and view all the answers

What happens to the release of glucagon when blood glucose levels rise?

It decreases (C) Signup and view all the answers

What is the term for an abnormal growth condition caused by an excess of growth hormone during childhood?

Gigantism (D) Signup and view all the answers

Which of the following is NOT a response to the fight or flight situation?

Increased immune response (C) Signup and view all the answers

What is the term for the regulation of a stable internal environment in the body?

Homeostasis (D) Signup and view all the answers

Which gland is responsible for regulating growth and development?

Pituitary gland (D) Signup and view all the answers

What is the name of the condition characterized by an enlarged thyroid gland?

Goitre (A) Signup and view all the answers

What is the primary function of Thyroid Stimulating Hormone (TSH)?

To stimulate growth and activity of the thyroid gland (C) Signup and view all the answers

What is the primary function of Adrenocorticotropic Hormone (ACTH)?

To stimulate the release of steroid hormones from the adrenal cortex (B) Signup and view all the answers

What is the primary function of Prolactin (PRL)?

To stimulate lactation in females (C) Signup and view all the answers

What is the primary function of Gonadotrophin?

To stimulate the release of sex hormones from the gonads (A) Signup and view all the answers

What is the primary function of Oxytocin?

To stimulate uterine contractions during labor (A) Signup and view all the answers

What is the primary function of Anti-Diuretic Hormone (ADH)?

To regulate water reabsorption in the kidneys (C) Signup and view all the answers

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