Advertisements
Advertisements
Question
What is adenohypophysis?
Advertisements
Solution
- It is an outgrowth from the roof of the buccal cavity. This outgrowth is called Rathke’s pouch. It grows upwards towards the brain.
- It is the larger lobe of the pituitary gland. It is a highly cellular and vascular part of the pituitary gland. It contains various types of epitheloid secretory cells, acidophils, basophils, chromatophores.
- It is further divided into three parts - Pars distalis, pars tuberalis, and pars intermedia. Pars intermedia is poorly developed in human beings.
- It is a small reduced part lying in the cleft between the anterior and posterior lobe.
- It secretes Melanocyte Stimulating Hormone (MSH) in some lower vertebrates. MSH stimulates the dispersion of melanin granules in melanocytes and is responsible for skin pigmentation.
APPEARS IN
RELATED QUESTIONS
Name the following:
The hormone causing more urine formation
Mention which of the statements are true (T) and which are false (F). Give reason in support of your answer.
Gigantism and dwarfirm in humans basically depend on the qualtity and quantity of the food eaten during early growing age.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Adrenal gland is called Master gland.
Write the differences between the endocrine and exocrine glands.
Which of the following endocrine glands does not exist in pairs?
Name the only hormone secreted by pars intermedia of the pituitary gland.
A milkman is very upset one morning as his cow refuses to give any milk. The milkman’s wife gets the calf from the shed. On fondling by the calf, the cow gave sufficient milk. Describe the role of endocrine gland and pathway associated with this response?
Consider the statements given below:
- Micturition is carried out by a reflex.
- Glucose is actively reabsorbed in the PCT.
- ADH helps in H2O reabsorption, making the urine hypertonic.
Which of the above is/are incorrect statements?
Spermatogenesis is induced by ______.
Identify the gland with the help of following clue:
The gland is located in mid-brain below the hypothalamus.
