Human Reproductive Anatomy and Physiology
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Questions and Answers

What is the primary function of the fallopian tubes?

  • Production of eggs
  • Production of hormones
  • Nourishment of the developing fetus
  • Transportation of the egg to the uterus (correct)
  • Which of the following is NOT a primary function of the ovaries?

  • Production of estrogen
  • Production of eggs (ova)
  • Production of testosterone (correct)
  • Production of progesterone
  • Which layer of the uterus is responsible for contractions during labor?

  • Endometrium
  • Myometrium (correct)
  • Cervix
  • Perimetrium
  • What is the purpose of the vulva?

    <p>External opening of the reproductive system (D)</p> Signup and view all the answers

    Which hormone is responsible for stimulating the development of the follicle in the ovary?

    <p>Follicle-stimulating hormone (FSH) (A)</p> Signup and view all the answers

    Which of the following is NOT a function of the uterus?

    <p>Produces estrogen (C)</p> Signup and view all the answers

    The labia minora are responsible for which of the following functions?

    <p>Secretions from sebaceous glands that are bactericidal and lubricate the vulva (A)</p> Signup and view all the answers

    What is the name of the thin, elastic membrane that closes the vagina from the vestibule?

    <p>Hymen (D)</p> Signup and view all the answers

    Which of the following is NOT a secondary sex characteristic in females?

    <p>Muscle mass increases (C)</p> Signup and view all the answers

    The fimbriae are located in which part of the female reproductive system?

    <p>Fallopian tubes (D)</p> Signup and view all the answers

    The process of ovulation involves the release of an egg from which structure?

    <p>Ovary (C)</p> Signup and view all the answers

    The thickening of the uterine lining is primarily influenced by which hormone?

    <p>Progesterone (D)</p> Signup and view all the answers

    Which layer of the uterus is primarily responsible for the muscular contractions during labor and delivery?

    <p>Myometrium (C)</p> Signup and view all the answers

    Which of the following correctly describes the location of the uterus?

    <p>Between the urinary bladder and rectum (A)</p> Signup and view all the answers

    The two thin, soft erectile folds of tissue that are sensitive to stimulation and secrete bactericidal secretions are called:

    <p>Labia minora (C)</p> Signup and view all the answers

    The most sensitive part of the female genitalia is considered to be the:

    <p>Clitoris (C)</p> Signup and view all the answers

    Which of the following is NOT a function of the vagina?

    <p>Produces estrogen (B)</p> Signup and view all the answers

    The small, almond-shaped structures responsible for producing ova and hormones like estrogen and progesterone are called:

    <p>Ovaries (A)</p> Signup and view all the answers

    What is the purpose of the Bartholin glands in the female reproductive system?

    <p>Secrete lubrication during sexual arousal (A)</p> Signup and view all the answers

    At birth, a female has approximately how many ova?

    <p>2 million (D)</p> Signup and view all the answers

    Which hormone is responsible for the development of male secondary sex characteristics, such as increased muscle mass and deeper voice?

    <p>Testosterone (B)</p> Signup and view all the answers

    What is a common symptom associated with fibroids in women?

    <p>Heavy bleeding or painful periods (A)</p> Signup and view all the answers

    What age group is primarily affected by fibroids?

    <p>30-40 years old (A)</p> Signup and view all the answers

    Which ovarian hormone is responsible for regulating the proliferative phase of the uterine cycle?

    <p>Estrogen (C)</p> Signup and view all the answers

    What characteristic of semen is crucial for protecting sperm in the vaginal environment?

    <p>Alkaline fluid (A)</p> Signup and view all the answers

    Where is the urinary meatus located in a female client?

    <p>Within the vestibule (D)</p> Signup and view all the answers

    What hormonal change is commonly associated with mood swings and crying spells?

    <p>Changes in estrogen levels (A)</p> Signup and view all the answers

    What is a potential complication of fibroids regarding pregnancy?

    <p>Greater risk of miscarriage (A)</p> Signup and view all the answers

    Which gland provides the sugar needed to give sperm energy to move?

    <p>Seminal vesicles (C)</p> Signup and view all the answers

    What is the primary hormone produced by interstitial cells?

    <p>Testosterone (D)</p> Signup and view all the answers

    What defines amenorrhea?

    <p>Absence or abnormal stoppage of menses (B)</p> Signup and view all the answers

    Which of the following factors can lead to dysmenorrhea?

    <p>Poor posture (D)</p> Signup and view all the answers

    During which phase does mittelschmerz occur?

    <p>Midway through the menstrual cycle (B)</p> Signup and view all the answers

    What are common symptoms of premenstrual syndrome (PMS)?

    <p>Mood swings and physical discomfort (C)</p> Signup and view all the answers

    What age range typically marks the onset of menopause?

    <p>45-50 years (B)</p> Signup and view all the answers

    Which component of sperm is important for movement?

    <p>Flagellum (D)</p> Signup and view all the answers

    What is a common cause of amenorrhea in athletes?

    <p>Overtraining and stress (D)</p> Signup and view all the answers

    Semen typically contains how many sperm per milliliter?

    <p>50-150 million (C)</p> Signup and view all the answers

    What is NOT a symptom of menopause?

    <p>Increased estrogen production (D)</p> Signup and view all the answers

    What role does the corpus luteum play during the luteal phase?

    <p>Secretes progesterone to thicken the endometrium (A)</p> Signup and view all the answers

    What is the primary function of the prostate gland?

    <p>Provides alkaline fluid and assists with ejaculation (C)</p> Signup and view all the answers

    Which structure carries sperm from the testes to the urethra?

    <p>Epididymis (D)</p> Signup and view all the answers

    How long can sperm be stored in the epididymis before ejaculation?

    <p>2 to 10 days (C)</p> Signup and view all the answers

    What is the significance of the scrotum in male reproduction?

    <p>Maintains testicular temperature for spermatogenesis (B)</p> Signup and view all the answers

    Which of the following hormones is directly responsible for stimulating Leydig cells to produce testosterone?

    <p>Interstitial cell-stimulating hormone (ICSH) (A)</p> Signup and view all the answers

    What fluid do the seminal vesicles contribute to semen?

    <p>Thick, fructose-rich fluid (D)</p> Signup and view all the answers

    Which part of the penis is responsible for expelling urine?

    <p>Urethra (D)</p> Signup and view all the answers

    What is the primary function of Sertoli cells in the male reproductive system?

    <p>Nourish developing sperm (D)</p> Signup and view all the answers

    What is semen composed of?

    <p>Sperm and seminal plasma together (A)</p> Signup and view all the answers

    What role do the Tubercles of Montgomery play during lactation?

    <p>They lubricate and protect the breasts. (C)</p> Signup and view all the answers

    Which hormone initiates milk production after delivery?

    <p>Prolactin (D)</p> Signup and view all the answers

    What happens to hormone levels if the ovum is not fertilized?

    <p>Progesterone and estrogen levels decrease. (A)</p> Signup and view all the answers

    During which phase does the endometrium thicken due to rising progesterone levels?

    <p>Luteal Phase (D)</p> Signup and view all the answers

    What triggers ovulation in the ovarian cycle?

    <p>LH surge (B)</p> Signup and view all the answers

    What is responsible for the contraction of the uterus during milk release?

    <p>Oxytocin (B)</p> Signup and view all the answers

    What change occurs in body temperature around the time of ovulation?

    <p>Temperature rises by 0.5°F–1°F. (C)</p> Signup and view all the answers

    Which hormone is primarily responsible for preparing the mammary glands during pregnancy?

    <p>Progesterone (C)</p> Signup and view all the answers

    What occurs during the Ischemic Phase of the uterine cycle?

    <p>Endometrium becomes ischemic. (C)</p> Signup and view all the answers

    What is the role of Coopers Ligaments in the breast?

    <p>They provide structural support to the breast. (A)</p> Signup and view all the answers

    Flashcards

    Human Reproductive Anatomy

    The structure and organ systems involved in human reproduction.

    Physiology of Reproduction

    The biological processes that occur in reproduction, including hormonal regulation.

    Maternity Nursing

    A nursing specialty focused on care of women during pregnancy, childbirth, and postpartum.

    Pediatric Nursing

    A nursing specialty focusing on healthcare for infants, children, and adolescents.

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    Reproductive Health

    A state of complete physical, mental, and social well-being in reproductive matters.

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    ICSH

    Interstitial cell stimulating hormone that produces testosterone.

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    Semen

    A mixture of sperm and fluid, 2-4 ml, containing 50-150 million sperm/ml.

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    Sperm Life Span

    Sperm can survive for 72 hours in the vagina and 3-5 days in the uterus.

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    Amenorrhea

    Absence or abnormal stoppage of menses, caused by various factors.

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    Dysmenorrhea

    Painful menstruation; can be caused by various factors.

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    Mittelschmerz

    Pain experienced midway through the menstrual cycle or ovulation.

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    Premenstrual Syndrome

    Cyclic emotional and physical symptoms before menses begins.

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    Menopause

    Cessation of menstruation, typically from ages 45-50.

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    Causes of Dysmenorrhea

    Can include constipation, poor posture, fibroids, or endometriosis.

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    Symptoms of Menopause

    Includes vaginal dryness, weight gain, and insomnia.

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    Tubercles of Montgomery

    Sebaceous glands in the areola that lubricate breasts during lactation.

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    Lactiferous ducts

    Ducts that transport milk from alveolar glands to the nipple.

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    Prolactin

    Hormone from the anterior pituitary that stimulates milk production after delivery.

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    Oxytocin

    Hormone that triggers milk release during nursing.

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    Corpus luteum

    Structure formed from a follicle that secretes progesterone after ovulation.

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    Menstrual Cycle

    Regular changes in hormones and the reproductive system over about 28 days.

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    Follicular Phase

    Phase where follicles mature under FSH influence, preparing for ovulation.

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    Ovulation

    Release of a mature ovum from the follicle, usually around day 14.

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    Ischemic Phase

    Last phase if fertilization doesn't occur; hormone levels drop leading to menstruation.

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    FSH (Follicle Stimulating Hormone)

    Hormone that stimulates the maturation of ovarian follicles.

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    Luteal Phase

    The phase after ovulation where the corpus luteum secretes progesterone, thickening the endometrium.

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    Penis

    External male genitalia that expels urine and deposits sperm into the vagina.

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    Scrotum

    Sac that holds the testes and keeps them cool for sperm production.

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    Testes

    Male organs that produce sperm and testosterone.

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    Epididymis

    Duct where sperm mature and are stored for a few days.

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    Vas Deferens

    Tube transporting mature sperm from the epididymis to the ejaculatory duct.

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    Prostate Gland

    Gland producing alkaline fluid that helps with ejaculation.

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    Gonadotropin-Releasing Hormone (GnRH)

    Hormone produced by the hypothalamus to stimulate pituitary hormones for sperm production.

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    Fatigue

    A persistent feeling of tiredness or lack of energy.

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    Fibroids

    Benign tumors of the uterus, also known as leiomyomas or myomas.

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    Seminal Vesicles

    Glands that produce a sugary fluid that nourishes sperm.

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    Alkaline Semen

    Fluid that creates a less hostile environment for sperm in the vagina.

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    Urinary Meatus

    The external opening of the urethra located in females.

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    Proliferative Phase

    The phase in the uterine cycle regulated by estrogen.

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    Pelvic Pressure Symptoms

    Uncomfortable sensations like pain or fullness in the lower pelvis, often due to fibroids.

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    Ovarian Hormones

    Hormones such as FSH, LH, estrogen, and progesterone that regulate reproductive functions.

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    Puberty

    Stage of development with physical and psychological changes, usually ages 10-14.

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    Secondary sex characteristics

    Physical signs of sexual maturity that appear during puberty.

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    Estrogen

    Hormone produced by ovaries, responsible for female secondary sex characteristics.

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    Menarche

    The first menstrual period in females, typically around ages 12-14.

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    Testosterone

    Hormone responsible for male secondary sex characteristics, begins secretion around age 10-16.

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    Vulva

    Collective term for female external genitalia.

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    Labia majora

    Two outer folds of fatty tissue that protect the vaginal vestibule.

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    Clitoris

    Highly sensitive erectile structure found in the female genitalia.

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    Ovaries

    Female reproductive organs that produce ova and hormones estrogen and progesterone.

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    Fallopian tubes

    Tubular structures that transport ova to the uterus and where fertilization occurs.

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    Uterus

    Hollow, muscular organ where a fertilized ovum implants and develops.

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    Cervix

    The narrow opening of the uterus that extends into the vagina.

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    Endometrium

    Innermost lining of the uterus that thickens and sheds during the menstrual cycle.

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    Vagina

    Muscular tube connecting the external genitals to the uterus.

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    Myometrium

    The muscular middle layer of the uterus that contracts during labor.

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    Study Notes

    Human Reproductive Anatomy and Physiology

    • Textbook: Introductory Maternity and Pediatric Nursing, Fourth edition, by Nancy T. Hatfield and Cynthia A. Kincheloe; Chapters 3 and 4
    • Tutoring: Monday 1-2 PM
    • Office hours: By appointment

    Puberty

    • Involves changes in the whole body and psyche, occurring between ages 10-14
    • Secondary sex characteristics develop
    • Reproductive system matures and becomes capable of reproduction
    • Ends when mature sperm are formed in males, and regular menstrual cycles begin in females

    The Female

    • Estrogen is released by developing ovaries, causing secondary sex characteristics like breast development (first at 10-12 years).
    • Growth spurt occurs (earlier than in males)
    • Hips broaden, pubic and axillary hair appears
    • Acne can occur, which are hormone-related.
    • First menstrual period (menarche) occurs approximately 2-2.5 years after breast development (around 12-14 years of age).
    • Estrogen levels are cyclical.
    • Fat releases estrogen.

    The Male

    • Hormonal changes (testosterone) begin between ages 10 and 16.
    • Secondary sex characteristics are caused by testosterone, including increased muscle mass and strength, promotion of long bone growth, and increased basal metabolic rate (BMR).
    • Testosterone increases red blood cell (RBC) production.
    • The voice deepens due to the enlargement of vocal cords.
    • Body hair distribution is affected (axillary, pubic, facial, body).
    • Penis and testes grow in size.
    • Testosterone levels become constant.
    • Nocturnal emissions ("wet dreams") may occur. These do not contain sperm.

    Female Reproductive System - External Genitalia

    • Collectively called the vulva
    • Includes: mons pubis, labia majora, labia minora, fourchette, clitoris, vaginal vestibule, and perineum
    • Mons pubis: Pad of fat tissue covered by coarse skin and pubic hair; protects symphysis pubis
    • Labia majora: Two folds of fatty tissue; contain pubic hair and many small oil and sweat glands.
    • Labia minora: Two thin, soft erectile folds; sensitive to stimulation. They secrete substances to lubricate and protect the vulva.
    • Fourchette: Fold of tissue below the vagina where the labia majora meet; part of the obstetrical perineum.
    • Clitoris: Hooded erectile body; Most sensitive part of the female genitalia; produces smegma (a cheese-like secretion).
    • Perineum: Strong muscular area between the vaginal opening and anus. It is the site of an episiotomy.

    Female Reproductive System - Internal Genitalia

    • Includes: vagina, uterus, fallopian tubes, and ovaries.
    • Vagina: Tubular structure of muscle and membrane that connects the vulva to the uterus. Provides a passageway for sperm, drains menstrual fluid and allows for childbirth. Has rugae (folds) allowing for stretching during intercourse.
    • Uterus: Hollow muscular organ; site of implantation of a fertilized ovum. It develops into an embryo and then fetus. It has three layers: endometrium (hormone cyclic changes; sloughs off during menstruation), myometrium (muscular layer), and perimetrium (outer layer). Pear shaped, located between the urinary bladder and rectum, above the vagina. Supported by ligaments. Controlled by autonomic nerves (not conscious control). It has a fundus (rounded portion on top) and corpus (body).
    • Fallopian tubes (oviducts): Passageway for sperm to meet the ovum (fertilization). Nourishing environment for the zygote and means of transporting to the uterus. Comprised of infundibulum, ampulla, and isthmus.
    • Ovaries: Almond-shaped; held in place by ovarian and uterine ligaments.; Produce hormones (estrogen and progesterone), crucial for development of secondary sex characteristics and endometrial growth. Ovum maturation happens inside them, with oum release during ovulation.

    Ovarian Cycle

    • Follicular Phase: Follicle in the ovary matures under the influence of FSH; estrogen levels increase. LH causes ovulation.
    • Ovulation: Release of ovum (mature egg)
    • Luteal Phase: Follicle ruptures becoming corpus luteum, which secretes progesterone. If ovum isn't fertilized, corpus luteum degenerates, progesterone level drops, and menstruation begins.

    Male Reproductive System - External Genitalia

    • Includes: penis, scrotum
    • Penis: Expels urine; deposits sperm into the vagina. Composed of three erectile tissues (corpus cavernosum and corpus spongiosum) that trap blood for erection. It has a sensitive head (glans penis) and foreskin (prepuce).
    • Scrotum: Sac that encloses the testes and suspends them from the perineum. Helps regulate temperature for spermatogenesis (sperm production).

    Male Reproductive System - Internal Genitalia

    • Includes: testes, epididymis
    • Testes: Manufacture spermatozoa (sperm cells), produce testosterone (promotes male sexual development). Located in the scrotum.
    • Epididymis: Stores and carries sperm to the penis; stores sperm for 2 to 10 days

    Spermatic Cord

    • Contains the vas deferens, nerves, and arteries and veins.
    • Mature sperm travel here next.
    • Ejaculatory duct forms from seminal vesicle joining vas deferens to urethra.

    Accessory Glands

    • Includes: prostate gland, bulbourethral glands (Cowper's)
    • Prostate Gland: Muscular organ that provides a thin alkaline fluid for semen. Helps in ejaculation.
    • Bulbourethral Glands: Produce thick secretions that help clean the urethra.

    Male Hormone Control

    • Hypothalamus: Releases GnRH for control.
    • Anterior Pituitary Gland: Produces FSH and LH.
    • Interstitial cells (Leydig cells): Stimulated by LH to produce testosterone.
    • Sertoli Cells: Support sperm maturation.

    Semen and Sperm

    • Semen: Mixture of sperm and fluid. Ejaculation typically contains 50–150 million sperm in 2-4ml. Sperm survive 72 hours in vagina and 3–5 days in uterus. Sperm head contains acrosome and nucleus (DNA). Midpiece contains mitochondria; tail/flagellum enables movement.

    Menstrual Disorders

    • Amenorrhea: Absence or irregular menstruation.
    • Dysmenorrhea: Painful menstruation.
    • Mittelschmerz: Middle pain associated with ovulation.
    • Premenstrual Syndrome (PMS): Cycling emotional and physical symptoms before menstruation.
    • Menopause: Cessation of menstruation (usually between 45–50 years). This is a normal body change, but symptoms can be diverse (insomnia, vaginal atrophy, etc).
    • Fibroids: Muscular tumors in the uterus that often lead to bleeding problems like heavy bleeding or bleeding between periods.

    Pelvic Floor

    • Pelvic floor: Strong muscles that stabilize reproductive organs, supports urethra, vagina, and rectum.
    • Kegel exercises can help strengthen this muscle group

    NCLEX Style Questions

    • Which gland provides sugar needed for sperm energy? -> Seminal vesicles.

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    Explore the fundamental aspects of human reproductive anatomy and physiology, focusing on puberty and its effects on male and female development. This quiz covers vital changes, hormonal influences, and the maturation of the reproductive system, as detailed in chapters 3 and 4 of the textbook.

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