Final Exam For Bio 202

30 Questions  I  By Failatlife
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  • 1. 
    Gametes are produced by
    • A. 

      Internal genitalia

    • B. 

      External genitalia

    • C. 

      Sex chromosomes

    • D. 

      Autosomes

    • E. 

      Gonads


  • 2. 
    Eggs and sperm cells have
    • A. 

      D. A and b

    • B. 

      22 pairs of autosomes plus one pair of sex chromsoomes

    • C. 

      46 chromosomes

    • D. 

      23 chromosomes

    • E. 

      A,b, and c


  • 3. 
    Zygote with the genotype YO will
    • A. 

      Die

    • B. 

      Have Kleinfelters syndrome

    • C. 

      Have Turner's syndrome

    • D. 

      Develop into a female

    • E. 

      Develop into a male


  • 4. 
    a zygote with the genotype XO will
    • A. 

      Develop into a female

    • B. 

      Develop into a have Turners syndrome

    • C. 

      Develop into a male

    • D. 

      Die

    • E. 

      A and b


  • 5. 
    The fold of the skin that cover the tip of the penis is
    • A. 

      Glans of penis

    • B. 

      Corpus spongiosum

    • C. 

      Prepuce

    • D. 

      Corpus cavernosum

    • E. 

      Penile urethra


  • 6. 
    Indifferent gonads develop into testes under the influence of
    • A. 

      LH

    • B. 

      Androgen

    • C. 

      Estrogen

    • D. 

      Peptide or protein hormone

    • E. 

      None of the above


  • 7. 
    The erectile tissue that surrounds the urethra is
    • A. 

      Penile urethra

    • B. 

      Membranous urethra

    • C. 

      Glans penis

    • D. 

      Corpus spongiosum

    • E. 

      Corpus cavernosum


  • 8. 
    in the condtion known as crpytorchidism
    • A. 

      The foreskin has been surgically removed

    • B. 

      The testes fail to descend into the scrotum

    • C. 

      The testes are surgially removed

    • D. 

      Sperm cells are not produced

    • E. 

      The prostate glands are enlarged


  • 9. 
    The small paired glands at the base of the penis that produce lubricating secretion are the
    • A. 

      Bartholins glands

    • B. 

      Seminal vesicles

    • C. 

      Preputial glands

    • D. 

      Prostate glands

    • E. 

      Bulbourethral glands


  • 10. 
    Sperm production occurs in
    • A. 

      The ductus deferens

    • B. 

      The rete testis

    • C. 

      The seminal vesicle

    • D. 

      The epididymus

    • E. 

      The seminiferous tubules


  • 11. 
    Interstitial cells produce
    • A. 

      Androgens

    • B. 

      Inhibin

    • C. 

      Sperm

    • D. 

      Androgen-binding protein

    • E. 

      Nutrients


  • 12. 
    the structure that carries sperm from the epididymis to the urethra is the
    • A. 

      Ductus deferens

    • B. 

      Ejaculatory duct

    • C. 

      Seminal vesicle

    • D. 

      Rete testis

    • E. 

      Corpus cavernosum


  • 13. 
    The role of the pituitary hormone FSH in males is to
    • A. 

      Stimulate the interstitial cells to produce testosterone

    • B. 

      Stimulate the Sertoli cells to produce inhibin

    • C. 

      Develop and maintain secondary sex characteristics

    • D. 

      Initiate sperm production in the testes

    • E. 

      Influence sexual behaviors and sex drives


  • 14. 
     the cervix is
    • A. 

      Homologus to the penis

    • B. 

      The neck of the uterus

    • C. 

      The sensory tissue of the vagina

    • D. 

      A and B

    • E. 

      A,B, and C


  • 15. 
    The structure that transport the ovum to the uterus is the
    • A. 

      Uterosacral ligament

    • B. 

      Fallopian tube

    • C. 

      Vagina

    • D. 

      Infundibulum

    • E. 

      Myometrium


  • 16. 
     the average length of the menstrual cycle is
    • A. 

      28 days

    • B. 

      14 days

    • C. 

      21 days

    • D. 

      10 days

    • E. 

      35 days


  • 17. 
    The surge in LH that occurs during the middle of the ovarian cycle triggers
    • A. 

      Follicle maturation

    • B. 

      Menstruation

    • C. 

      Menopause

    • D. 

      Ovulation

    • E. 

      Atresia


  • 18. 
     ______ decreases ovarian follicle sensitivity to FSH.
    • A. 

      Progesterone

    • B. 

      Anti-Mullerian hormone

    • C. 

      GnRH

    • D. 

      LH

    • E. 

      Estrogen


  • 19. 
    The principle hormone secreted by the corpus luteum is
    • A. 

      LH

    • B. 

      Progestorone

    • C. 

      FSH

    • D. 

      Estradiol

    • E. 

      Estrogen


  • 20. 
    menstruation is triggered by a drop in the level(s) of
    • A. 

      FSH

    • B. 

      LH

    • C. 

      Estrogen and progesterone

    • D. 

      Relaxin

    • E. 

      Humanchorionic gonadotropin


  • 21. 
    at approximately day 15, when the implanted blastocyt differentiates into distinct layers of cells, the mass is called an:
    • A. 

      Embryo

    • B. 

      Blastocyte

    • C. 

      Fetus

    • D. 

      Placenta


  • 22. 
    During the first few weeks of pregnancy the embryo receives nutrients from the
    • A. 

      Placenta

    • B. 

      Umbilical Cord

    • C. 

      Uterine wall

    • D. 

      Vagina


  • 23. 
    the corpus luteum in a nonpregnant woman usually lasts about
    • A. 

      7 days

    • B. 

      3 months

    • C. 

      3 days

    • D. 

      28 days

    • E. 

      12 days


  • 24. 
    Polyspermy in humans results in
    • A. 

      Twins

    • B. 

      Triplets

    • C. 

      A nonfunctional zygote

    • D. 

      Tetraploid adults

    • E. 

      Individuals with haploid cells


  • 25. 
    Which of the following hormones is NOT produced by the placenta?
    • A. 

      )Luteinizing hormone

    • B. 

      Human placental lactogen (hPL)

    • C. 

      Relaxin

    • D. 

      Human chorionic gonadotropin (hCG

    • E. 

      Progesterone


  • 26. 
    During gestation, powerful uterine contractions are suppressed by elevated levels of
    • A. 

      Progesterone

    • B. 

      Estrogen

    • C. 

      Oxytocin

    • D. 

      Prostaglandins

    • E. 

      All of the above


  • 27. 
    the hormone primarily responsibe for milk synthesis is
    • A. 

      Progesterone

    • B. 

      Oxytocin

    • C. 

      Estrogen

    • D. 

      Prolactin

    • E. 

      Growth hormone


  • 28. 
    The following is a list of structures of the male reproductive tract. 1.       Ductus deferens 2.       Urethra 3.       Ejaculatory duct 4.       Epididymus Identify the order in which the sperm pass through these structures from the testes to the penis
    • A. 

      1, 3, 4, 2

    • B. 

      4, 3, 1, 2

    • C. 

      4, 1, 2, 3

    • D. 

      4, 1, 3, 2

    • E. 

      1, 4, 3, 2


  • 29. 
    in the follicular phase of the ovarian cycle, the ovary Is
    • A. 

      Maturing a follicle

    • B. 

      Forming a corpus luteum

    • C. 

      Releasing a mature egg

    • D. 

      Secreting progesterone

    • E. 

      Undergoing atresia


  • 30. 
    Hemophilia, color blindness, and Duchenne muscular dystrophy occur more often in male than females. Why?
    • A. 

      These traits are carried only on the X chromosome

    • B. 

      These diseases develop due to the lack of estrogen and progesterone

    • C. 

      Testis-determining factor (TDF) causes these diseases

    • D. 

      Since there is no matching gene on the Y chromosome, the traits are expressed more readily in males


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