Problem 44
Melatonin influences (a) Metabolism, pigmentation (b) Menstrual cycle (c) Defence capability (d) All of these
Problem 45
24 hour diurnal rhythms of our body is maintained by (a) Melatonin (b) Glucagon (c) Thymosin (d) Oxytocin
Problem 46
Menstruation cycle is affected by the following hormones except (a) Thyroid (b) Melatonin (c) Oestrogen (d) Oxytocin
Problem 47
Thin flap of connective tissue which connects two lobes of thyroid is known as (a) Lobes (b) Ileum (c) Isthmus (d) Ampulla
Problem 48
Which of the following is incorrect about thyroid gland? (a) It is composed of follicles and stromal tissues. (b) It secretes tetraiodothyronine or thyroxine \(\left(\mathrm{T}_{4}\right)\) and triiodothyronine \(\left(\mathrm{T}_{3}\right)\), TCT. (c) It consists of 4 lobes. (d) It is stimulated by the hormone TSH.
Problem 49
Enlargement of thyroid gland is called (a) Hypothyroidism (b) Hyperthyroidism (c) Goitre (d) Isthmusa
Problem 51
Hypothyroidism during pregnancy causes defective development and maturation of growing baby leading to (a) Addison's disease (b) Cretinism (c) Creatinine (d) Tetany
Problem 52
Hypothyroidism is caused by (a) Cancer of thyroid gland (b) Development of nodule of thyroid gland (c) Iodine deficiency (d) Both (a) and (b)
Problem 53
Hypothyroidism causes (a) Irregular menstrual cycle (b) Reduced BMR (c) Reduced production of \(\mathrm{RBC}\) (d) All of these
Problem 54
Thyroid gland secretes (a) \(\mathrm{T}_{3}\) (b) \(\mathrm{T}_{4}\) (c) \(\mathrm{TCT}\) (d) All of these
