(a)
To determine: Whether the given statement “all testosterone is produced in the testes”, is true or false.
(b)
To determine: Whether the given statement “only males make androgens and only females make estrogens”, is true or false.
(c)
To determine: Whether the given statement “anabolic steroid use appears to be addictive, and withdrawal symptoms include psychological disturbances”, is true or false.
(d)
To determine: Whether the given statement “high levels of estrogen in the late follicular phase help prepare the uterus for menstruation”, is true or false.
(e)
To determine: Whether the given statement “progesterone is the dominant hormone of the luteal phase of the ovarian cycle”, is true or false.
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Human Physiology: An Integrated Approach (7th Edition)
- Select the best answer or answers from the choices given: Which will occur as a result of nondescent of the testes? (a) male sex hormones will not be circulated in the body, (b) sperm will have no means of exit from the body, (c) inadequate blood supply will retard the development of the testes, (d) viable sperm will not be produced.arrow_forwardSelect the best answer or answers from the choices given: The male homologue of the female clitoris is (a) the penis, (b) the scrotum, (c) the penile urethra, (d) the testis.arrow_forwardSelect the best answer or answers from the choices given: Spermatozoa are to seminiferous tubules as oocytes are to (a) fimbriae, (b) corpus albicans, (c) ovarian follicles, (d) corpora lutea.arrow_forward
- Select the best answer or answers from the choices given: The structures that draw an ovulated oocyte into the female duct system are (a) cilia, (b) fimbriae, (c) microvilli, (d) stereocilia.arrow_forwardState True/False with explanation(a) Abortions could happen spontaneously too. (True/False)(b) Infertility is defined as the inability to produce a viable offspring and is always due to abnormalities/defects in the female partner. (True/False)(c) Complete lactation could help as a natural method of contraception. (True/False)(d) Creating awareness about sex related aspects is an effective method to improve reproductive health of the people. (True/False)arrow_forwardCorrect the following statements :(a) Surgical methods of contraception prevent gamete formation.(b) All sexually transmitted diseases are completely curable.(c) Oral pills are very popular contraceptives among the rural women.(d) In E. T. techniques, embryos are always transferred into the uterus.arrow_forward
- Select the best answer or answers from the choices given: A drug that “reminds the pituitary” to produce gonadotropins might be useful as (a) a contraceptive, (b) a diuretic, (c) a fertility drug, (d) an abortion stimulant.arrow_forwardSelect the best answer or answers from the choices given: Which of the following does not add a secretion that makes a major contribution to semen? (a) prostate, (b) bulbo-urethral glands, (c) testes, (d) ductus deferens.arrow_forwardSelect the best answer or answers from the choices given: The usual site of embryo implantation is (a) the uterine tube, (b) the peritoneal cavity, (c) the vagina, (d) the uterus.arrow_forward
- Identify True/False statements. Correct each false statement to makeit true.(a) Androgens are produced by Sertoli cells. (True/False)(b) Spermatozoa get nutrition from Sertoli cells. (True/False)(c) Leydig cells are found in ovary. (True/False)(d) Leydig cells synthesise androgens. (True/False)(e) Oogenesis takes place in corpus luteum. (True/False)(f) Menstrual cycle ceases during pregnancy. (True/False)(g) Presence or absence of hymen is not a reliable indicator of virginityor sexual experience. (True/False)arrow_forwardThe left testis of a newborn baby failed to descend into his scrotal sac.For some reason, the condition was not treated, and the testis remainedin that position until after puberty. Select the observation consistentwith the fate of the left testis after puberty.(1) normal testosterone secretion(2) no interstitial cells in the testis(3) no sustentacular cells in the testis(4) no spermatogonia in the testis(5) increased number of interstitial cells(6) normal LH secretiona. 1 b. 1,2,3,4 c. 1,2,3,6 d. 1,4,6 e. 4,6arrow_forwardSelect the best answer or answers from the choices given: Testosterone is to the male as which hormone is to the female? (a) luteinizing hormone, (b) progesterone, (c) estrogen, (d) prolactin.arrow_forward