The Hypothalamus and Its Hormones

Q.

What is the function of somatostatin?

Q. Injury localised to the hypothalamus would most likely disrupt

1. Short term memory
2. Coordination during locomotion
3. Decision making
4. Regulation of body temperature

Q.

In human brain, the corpus callosum connects

1. Bone and muscle

2. Two lobes of the pituitary gland

3. Two optic lobes

4. Two cerebral hemispheres

Q.

In mammals, the brain centre which regulates body temperature is situated in the

1. Medulla oblongata

2. Cerebellum

3. Cerebral lobe

4. Hypothalamus

Q.

Secretion of progesterone by Corpus luteum is initiated by _____.

1. Testosterone

2. LH

3. Thyroxine

4. MSH

Q.

Somatostatin is produced by_________

Q. Which of the following statements about the hypothalamus is incorrect?

1. It functions as an endocrine gland.
2. It secretes tropic hormones that act directly on the gonads.
3. It is subject to feedback inhibition by certain hormones.
4. It is part of the central nervous system.

Q. The hypothalamus communicates with the anterior pituitary with the help of

1. Releasing hormones
2. Second messengers
3. Antibodies
4. Inhibiting hormones

Q. Briefly mention the mechanism of action of FSH.

Q.

what is the function of limbic system?

Q. Which of the following statement is correct regarding hypothalamic control of pituitary function ?

1. All the hypothalamic hormones are synthesised and secreted by neurons
2. Blood flows from the anterior pituitary to the hypothalamus in the portal vessels
3. The hypothalamic releasing hormones reach the general circulation in significant amounts
4. Loss of dopaminergic neurons in the hypothalamus is likely to lead to a fall in the secretion of prolactin

Q.

what is the function of angular gyrus?

Q. Choose the correct hypothalamus-pituitary-target organ axis sequence from the given options:

1. LH - FSH - Adrenal glands
2. GnRH - FSH - LH - Pineal gland
3. GnRH - FSH - Ovaries
4. CRH - LH - Testes

Q. Hypothalamus secrete/(s) the following hormone/(s):

1. Corticotropin Releasing Hormone (CRH)
2. Gonadotropin Releasing Hormone (GnRH)
3. Prolactin Inhibiting Hormone
4. Cortisol

Q.

List the hormones secreted by the following:

(a) Hypothalamus (b) Pituitary (c) Thyroid

(d) Parathyroid (e) Adrenal (f) Pancreas

(g) Testis (h) Ovary (i) Thymus

(j) Atrium (k) Kidney (l) G-I Tract

Q.

_____ is the part of the brain which is an accumulation and release centre of neurohormones.

1. Hypothalamus

2. Anterior pituitary lobe

3. Posterior pituitary lobe

4. Intermediate lobe of the pituitary

Q. Hormones from the hypothalamus affect the release of all of the following except

1. Prolactin
2. Oxytocin
3. Thyroid stimulating hormone
4. Growth hormone

Q. ootheca of cockroach is secreted by which gland