A) spermatogonia.
B) primary spermatocytes.
C) secondary spermatocytes.
D) spermatids.
Correct Answer
verified
True/False
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verified
Multiple Choice
A) seminal fluid.
B) spermatogenic cells.
C) sperm cells.
D) androgens.
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verified
Multiple Choice
A) 0.5.
B) 0.75.
C) 1.0.
D) 10.
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verified
Multiple Choice
A) Blood only
B) Blood and urine only
C) Urine only
D) Blood, urine, and skin
Correct Answer
verified
Multiple Choice
A) increased secretion of adrenal androgens.
B) decreased secretion of adrenal androgens.
C) increased synthesis of estrogens.
D) decreased synthesis of estrogens.
Correct Answer
verified
Multiple Choice
A) an increase in gonadotropin concentration and a decrease in estrogen concentration.
B) an increase in gonadotropin concentration and an increase in estrogen concentration.
C) a decrease in gonadotropin concentration and an increase in estrogen concentration.
D) a decrease in gonadotropin concentration and a decrease in estrogen concentration.
Correct Answer
verified
Multiple Choice
A) fundus.
B) cervix.
C) perimetrium.
D) endometrium.
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verified
Multiple Choice
A) During prophase II, chromosomes re-replicate themselves to form a diploid cell and condense.
B) Sex cells go from being diploid to haploid during meiosis I.
C) Crossover occurs during anaphase I.
D) During anaphase II, the two homologous chromosomes are separated and pulled to opposite ends of the cell.
Correct Answer
verified
Multiple Choice
A) paired
B) three
C) ten
D) fifteen to twenty
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verified
Multiple Choice
A) pregnancy, as they have a high (21 in 100 women) rate of failure.
B) breast tenderness.
C) intrauterine damage.
D) loss of bone density.
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verified
Multiple Choice
A) Injury to the ductus differentia signals for interstitial cells to stop nourishing spermatogenic cells.
B) The procedure of a vasectomy only blocks the movement of sperm through the ductus deferens and won't affect interstitial cells.
C) Interstitial cells lining the ductus deferens stop producing alkaline secretions, killing sperm as they travel through.
D) The vasectomy causes secretions that interrupt testosterone secretion from interstitial cells.
Correct Answer
verified
Multiple Choice
A) The zygote will have 46 chromosomes instead of 23.
B) The zygote will be diploid instead of haploid.
C) The zygote will have 69 chromosomes instead of 46.
D) The zygote will have only paternal chromosomes.
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) Coitus interruptus
B) Spermicidal cream
C) Intrauterine device
D) Diaphragm
Correct Answer
verified
Multiple Choice
A) estrogens.
B) progesterone.
C) androgens.
D) luteinizing hormone.
Correct Answer
verified
Multiple Choice
A) LH.
B) FSH.
C) testosterone.
D) gonadotropin-releasing hormone.
Correct Answer
verified
Multiple Choice
A) Human immunodeficiency virus (HIV) ; Acquired immune deficiency syndrome (AIDs)
B) Chlamydia trachomatis bacteria; Pelvic inflammatory disease
C) Human papilloma virus (HPV) ; Risk of cervical cancer
D) Neisseria gonorrhoeae bacteria; Arthritis
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) penile urethra.
B) rete testis.
C) tunica albuginea.
D) ductus deferens.
Correct Answer
verified
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