23 public questions tagged with this topic.
Oxytocin is secreted by the posterior pituitary, not the anterior pituitary.
Ref: NCERT Class 11 Biology Chapter 19: Chemical Coordination and Integration Mechanism of Hormone Action - Second Messengers
Oxytocin plays a key role in the contraction of smooth muscles, especially during childbirth and milk ejection.
Ref: NCERT Class 11 Biology Chapter 19: Chemical Coordination and Integration Mechanism of Hormone Action - Second Messengers
Cholecystokinin (CCK) stimulates the secretion of pancreatic enzymes, which aid in digestion.
Ref: NCERT Class 11 Biology Chapter 19: Chemical Coordination and Integration Mechanism of Hormone Action - Second Messengers
Adrenaline increases heart rate and blood pressure, not decreases it.
Ref: NCERT Class 11 Biology Chapter 19: Chemical Coordination and Integration Adrenal Gland - Cortex and Medulla
FSH stimulates sperm production, while testosterone maintains the process of spermatogenesis.
Ref: NCERT Class 11 Biology Chapter 19: Chemical Coordination and Integration Parathyroid Gland and Thymus
PTH, secreted by the parathyroid glands, increases calcium absorption from the intestines.
Ref: NCERT Class 11 Biology Chapter 19: Chemical Coordination and Integration Parathyroid Gland and Thymus
Parathyroid Hormone (PTH) increases calcium levels in the blood by stimulating calcium absorption in the intestines and resorption from bones.
Ref: NCERT Class 11 Biology Chapter 19: Chemical Coordination and Integration Parathyroid Gland and Thymus
Melatonin secretion increases at night and decreases during the day.
Ref: NCERT Class 11 Biology Chapter 19: Chemical Coordination and Integration Pineal Gland and Thyroid Gland
Thyroxine (T4) is secreted by the thyroid gland and requires iodine for its synthesis.
Ref: NCERT Class 11 Biology Chapter 19: Chemical Coordination and Integration Pineal Gland and Thyroid Gland
Erythropoietin, secreted by the kidneys, stimulates bone marrow to produce red blood cells.
Ref: NCERT Class 11 Biology Chapter 19: Chemical Coordination and Integration Pineal Gland and Thyroid Gland
Thyrotropin-releasing hormone (TRH) from the hypothalamus stimulates the anterior pituitary to release thyroid-stimulating hormone (TSH).
Ref: NCERT Class 11 Biology Chapter 19: Chemical Coordination and Integration Endocrine System and Hypothalamus Pituitary Axis
ADH (Vasopressin), secreted by the posterior pituitary, promotes water reabsorption in the kidneys to prevent dehydration.
Ref: NCERT Class 11 Biology Chapter 19: Chemical Coordination and Integration Endocrine System and Hypothalamus Pituitary Axis
