Which of the following is/are true withregards hormones in the reproductivetract? *All the choicesProgesterone is secreted by ovarianfollicles & the corpus luteum.Estrogen secretion is stimulated exclusivelyby LH.Progesterone secretion is stimulatedexclusively by FSH.Estrogen is secreted by ovarian follicles &the corpus luteum.

Follicle stimulating hormone and luteinizing hormone are the primary sex hormones which are secreted…

Answered: -gards hormones in the reproductive…

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

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external 1. genitalia Male Reproductive System consists of contain coiled secrete consists of 8. penis 2. 4. is a consists of site of by 9. corpora cavernosa skin sac corpus spermato- genesis spermio- genesis interstitial cells spongiosum transports columns of in which in which encases erectile tissue 3. semen spermato- gonia epididymides testes that fill with to undergo undergo exterior blood physical change meiosis ducts glands to produce to produce to produce consists of 10. secrete consists of spermatids sperm ductus deferens • seminal vesicles 5. urethra fluid • prostate gland • bulbourethral glands Word Bank site of transports transports part of epididymides seminiferous tubules 6. 7. erection sperm sperm storage sperm maturation semen penile urethra spermatids to to scrotum testes semen testosterone urethra exterior © bluedoor, LLC Concept Map Use the word bank to fill in the blank spaces in the concept map.
Which of the following is NOT a function of sustentacular cells? O Maintain a blood-testis barrier Absorb sloughed cytoplasm from developing spermatocytes O Stimulate spermatogenesis and spermiogenesis O Secrete testosterone
In females luteinizing hormone acts to _____. A initiate the shedding of the uterine wall to start mentruation B stimulate the corpus lutuem in the ovary to make estrogen and progesterone C stimulate the hypothalamus to make gonadotropin releasing hormone D stimulate milk production during lactation E ALL of these are functions of luteinizing hormone
Which of the following are responsible for ascending and descending of the scrotum/testes? O inguinal canal O dartos muscle O testis O pampiniform plexus O spermatic cord cremaster muscle
Estrogen is secreted by... OA. The anterior pituitary OB. The uterus OC. The hypothalamus OD. Follicles in the ovary
Fast block to polyspermy is achieved by: Select one: O a. membrane depolarization O b. action potential Oc. proteasomal degradation of sperm Od. proteasomal degradation of sperm receptors actin polymerization
One role of the acrosomal reaction is: O Fusing the sperm membrane with the oocyte membrane O Degradation of the zona pellucida O Avoid polyspermy O Compaction of sperm DNA O Hypermotility of sperm
Hypothalamus Anterior pituitary Decreased negative feedback inhibition and (Day 1] (Day 28] Ovaries Corpus luteum regresses Increased sensitivity of follicles to Ovaries Growth of follicles Anterior pituitary Positive feedback Anterior pituitary Hypothalamus surge Negative feedback Ovaries Empty follicle becomes a Ovulation [Day 14] corpus luteum
is the primary sex organ in females. The ovary vagina uterus O clitoris
In females the shedding of the uterine lining (a menstrual period) is stimulated by _________. an increase in progesterone and estrogen levels in the blood a decrease in progesterone and estrogen levels in the blood release of the follicle from the ovary the arrival of the egg in the uterus
During pregnancy, FSH and LH levels should be CHgh progesterone stl mulates the rclease of FSH and LH OHeh-Allnormones are high during 2regnancy effect on LHand FSH OLow-the pituitery stops finctionine during prognancy
What is the best term for describing the genetic advantage in offspring which exhibit more heterozygosity due to outbreeding? inbreeding depression heterosis transgenoisty polymerization

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-gards hormones in the reproductive act? * All the choices Progesterone is secreted by ovarian follicles & the corpus luteum. Estrogen secretion is stimulated exclu by LH.