Chemical Coordination and Integration Chapter-Wise Test 8

Correct answer Carries: 4.

Wrong Answer Carries: -1.

Which hormone is secreted by the posterior pituitary and is important during childbirth?

Vasopressin
Oxytocin
Prolactin
Melatonin
2

Oxytocin stimulates uterine contractions during childbirth and aids in milk ejection.

Which hormone plays a crucial role in female pregnancy maintenance?

Estrogen
Oxytocin
Progesterone
FSH
3

Progesterone helps maintain pregnancy by preventing uterine contractions and supporting the uterine lining.

Which hormone plays a significant role in glucose homeostasis by promoting glycogenesis?

Insulin
Glucagon
Cortisol
Adrenaline
1

Insulin promotes glycogenesis, the conversion of glucose into glycogen for storage in the liver and muscle cells.

Which hormone plays a role in regulating female reproductive functions and maintaining pregnancy?

Testosterone
Progesterone
Insulin
Glucagon
2

Progesterone, secreted by the corpus luteum and placenta, plays a key role in maintaining pregnancy.

Which hormone deficiency leads to stunted growth and dwarfism?

Growth Hormone (GH)
Thyroxine
Cortisol
Insulin
1

Deficiency of growth hormone (GH) during childhood results in pituitary dwarfism.

Which of the following hormones plays a role in female reproductive functions?

Progesterone
Testosterone
Insulin
Glucagon
1

Progesterone, secreted by the ovaries and placenta, is essential for maintaining pregnancy and regulating the menstrual cycle.

Which hormone secreted by the adrenal cortex helps in regulating water and electrolyte balance?

Cortisol
Aldosterone
Adrenaline
Noradrenaline
2

Aldosterone, a mineralocorticoid, helps in regulating electrolyte and water balance by increasing sodium reabsorption.

Which of the following hormones is secreted by the placenta during pregnancy?

Insulin
Human chorionic gonadotropin (hCG)
Testosterone
Cortisol
2

hCG is secreted by the placenta and helps maintain the corpus luteum during early pregnancy.

Which hormone is responsible for stimulating the growth and development of ovarian follicles?

LH
FSH
Progesterone
Prolactin
2

Follicle-stimulating hormone (FSH) promotes the growth and maturation of ovarian follicles in females.

Which of the following statements about insulin is incorrect?

Insulin helps in lowering blood glucose levels.
Insulin is secreted by the alpha cells of the pancreas.
Insulin promotes glucose uptake by cells.
Insulin deficiency leads to diabetes mellitus.
2

Insulin is secreted by the beta cells of the pancreas, while glucagon is secreted by the alpha cells.

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