What's the difference between menstruation and ovulation?

Menstruation


Definition:

  • (n.) The discharge of the menses; also, the state or the period of menstruating.

Example Sentences:

  • (1) Eighteen of the 23 women (78%) had been unable to work during the first day of menstruation, the rate of working days lost was reduced to 4% with ketoprofen and 9 with indomethacin.
  • (2) Heparin-like activity increased throughout the menstrual cycle and decreased during menstruation, suggesting a possible cyclical variation in activity.
  • (3) In a large proportion of these (29 out of 76), blood was noted to be present on waking, menstruation thus having begun at some time during the hours of sleep.
  • (4) Estrogen receptors are more frequently found in post-menopausal women than in women who are still menstruating.
  • (5) The voice of the womb manifests itself in the language of menstruation.
  • (6) Although there are several advantages for both the physician and patient to the IUD insertion during menstruation, there is no valid reason to delay insertion if the patient requests an IUD at any other time during her menstrual cycle.
  • (7) She explained that, as a baby, she had been subjected to female genital mutilation (FGM): her clitoris cut off and her vagina sealed, with only a small hole remaining for urine and menstruation.
  • (8) Menstruation reoccurred within 21 days of treatment for 98%.
  • (9) The Depression Adjective Check List, State-Trait Anxiety Inventory, and a battery of factor analytically derived cognitive tests sensitive to anxiety or depression were administered to 50 women between the ages of 30 and 45 during the 4 days prior to the onset of menstruation and again 2 weeks later.
  • (10) The PMS women peaked on the day prior to menstruation, while the non-PMS women peaked on the first day of menstruation.
  • (11) When 15% was used as a single figure to represent the optimal, long-term bioavailability of iron in a general Western-type diet, the 95th percentiles of dietary iron requirements were 18.9 mg in adult menstruating women and 21.4 mg in menstruating teenagers.
  • (12) For young girls, or where conception is not desired, substitution treatment with an estrogen-progesterone combination is recommended, to prevent further hypoplasia of the internal genitals; in cases where estrogen production is sufficient, cyclic treatment with progesterone is enough to induce menstruation.
  • (13) A total of 35 menstruating women undergoing ovariectomy were randomly divided into five groups of 7 patients each, receiving a 4-week treatment with oral clonidine, lisuride and sodium valproate, transdermal 17 beta-estradiol, or placebo.
  • (14) RU-486 can be successfully used to regulate menstruation, especially in populations without access to medical are and pregnancy tests, and it may appeal to women who prefer not to know their status.
  • (15) Plasma concentrations of retinol-binding protein (RBP) were measured in a cross-sectional study of asymptomatic normal menstruating women (n = 94) who obtained Pap smears and participated in a double-blinded nutritional survey.
  • (16) Not only menstruating girls using tampons, but also quite young children can acquire this disease.
  • (17) Side effects such as nausea, intermenstrual bleedings, and absence of menstruation were most often observed with Femigen forte; about 30% of these users.
  • (18) In both groups the level declined during menstruation before the increase of endogenous female sex hormone levels.
  • (19) The data indicated that those patients who had sickle cell crises were significantly older and had been menstruating longer, with heavier periods.
  • (20) The reduction in MBL during OC use was most apparent during the first 2 days of menstruation.

Ovulation


Definition:

  • (n.) The formation of ova or eggs in the ovary, and the discharge of the same. In the mammalian female the discharge occurs during menstruation.

Example Sentences:

  • (1) Eight-week-old virgin untreated female mice were induced to ovulate using equine chorionic gonadotropin (eCG) and human chorionic gonadotropin (hCG), and were then caged with males overnight.
  • (2) The total content of both thyroid hormones in the oocytes increased throughout most of the ovarian cycle as the oocytes increased in size from less than 2 mg to approximately 6.5 mg by ovulation.
  • (3) GnRH infusion produced an immediate increase in plasma LH concentrations in the mares that ovulated during the infusion period and LH levels peaked at the time of ovulation.
  • (4) An experimental model was established in the ewe allowing one to predict with accuracy an antral follicle that coincidentally would either undergo ovulation (6-8 mm diameter) or atresia (3-4 mm diameter) following synchronization of luteal regression and the onset of the gonadotropin surge.
  • (5) We conclude that plasma LAP measurements have little value in monitoring ovulation induction therapy.
  • (6) The mean ovulation age for the 728 abortuses was 63.4 days (range 33--109 days).
  • (7) These results strongly suggest that urinary GAGs determination is a precise method for ovulation detection.
  • (8) These findings suggest, not only that cAMP production alone is sufficient for ovulation, but also that the receptor specificity of the cAMP production is important for the number of ovulations.
  • (9) These cells produce a neurohormone which stimulates ovulation.
  • (10) Following parturition, NONLAC cows averaged 4.0 d to negative EB nadir and 14.3 d to first ovulation.
  • (11) LH serum levels were measured by radioimmunoassay on 10 women who were near the time of presumed ovulation.
  • (12) Bactrian camels (63 female female, 8 male male) were used in the breeding season to determine the factors that will induce ovulation.
  • (13) A dose of 3.75 mg and even 4.0 mg of conjugated estrogen was not sufficient to inhibit ovulation.
  • (14) During 70 days or so from the time of recruitment until just before the beginning of the cycle during which a follicle is destined to ovulate, folliculogenesis is a continuous process dependent on gonadotrophins but independent of the fluctuations in their concentrations occurring during this time.
  • (15) In all patients buserelin clearly suppressed ovulation.
  • (16) Repeated laparoscopy in the same animal throughout the menstrual cycle showed by morphological and hormonal criteria that this technique does not significantly influence follicular growth, ovulation, luteal function or cycle length.
  • (17) 6-OHDA administered intraventricularly in doses 200-500 mug caused temporary blockade of ovulation.
  • (18) The data are expressed as percent inhibition of ovulation in the treated vs. the untreated ovaries.
  • (19) Circular cuts which surgically isolated the medial basal hypothalamus (MBH) from the remainder of the brain did not prevent copulation 4 to 24 h later, but did block reflex ovulation.
  • (20) In spite of small corpora lutea and increased follicular activity, none of the prednisolone treated heifers showed signs of oestrogen influence, and the two animals slaughtered 26 days after the start of treatment, did not ovulate or show signs of oestrus.

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