Which structure stores and matures sperm?
A) Testes
B) Epididymis
C) Vas deferens
D) Seminal vesicles
📖 شرح: The epididymis stores and matures sperm.
الإجابة الصحيحة: B
Which structure passes through the inguinal canal in males?
A) Ureter
B) Vas deferens
C) Seminal vesicle
D) Prostate
📖 شرح: The vas deferens travels through the inguinal canal.
الإجابة الصحيحة: B
Which epithelium lines the endometrium?
A) Simple squamous epithelium
B) Simple columnar epithelium
C) Stratified squamous epithelium
D) Transitional epithelium
📖 شرح: The endometrium is lined by simple columnar epithelium.
الإجابة الصحيحة: B
Which structure contains Sertoli cells?
A) Seminiferous tubules
B) Epididymis
C) Prostate gland
D) Vas deferens
📖 شرح: Sertoli cells are found within seminiferous tubules.
الإجابة الصحيحة: A
Which ovarian structure contains developing follicles?
A) Medulla
B) Cortex
C) Hilum
D) Tunica albuginea
📖 شرح: The ovarian cortex contains follicles.
الإجابة الصحيحة: B
Which cells produce testosterone in the testes?
A) Sertoli cells
B) Leydig cells
C) Granulosa cells
D) Theca cells
📖 شرح: Leydig cells synthesize testosterone.
الإجابة الصحيحة: B
Which epithelium lines the vagina?
A) Simple columnar epithelium
B) Stratified squamous non?keratinized epithelium
C) Transitional epithelium
D) Pseudostratified epithelium
📖 شرح: The vagina is lined by stratified squamous non?keratinized epithelium.
الإجابة الصحيحة: B
Which uterine layer undergoes cyclic changes during the menstrual cycle?
A) Myometrium
B) Perimetrium
C) Endometrium
D) Serosa
📖 شرح: The endometrium thickens and sheds cyclically.
الإجابة الصحيحة: C
Which cells produce estrogen in the ovarian follicle?
A) Leydig cells
B) Sertoli cells
C) Granulosa cells
D) Chief cells
📖 شرح: Granulosa cells convert androgens to estrogen.
الإجابة الصحيحة: C
Which gland produces fructose?rich fluid for semen?
A) Prostate gland
B) Seminal vesicles
C) Bulbourethral glands
D) Epididymis
📖 شرح: Seminal vesicles secrete fructose?rich fluid.
الإجابة الصحيحة: B
Which structure is lined by ciliated columnar epithelium to aid ovum transport?
A) Uterus
B) Vagina
C) Fallopian tube
D) Cervix
📖 شرح: The fallopian tube uses cilia to move the ovum.
الإجابة الصحيحة: C
Which prostate zone is most commonly affected by benign prostatic hyperplasia (BPH)?
A) Peripheral zone
B) Central zone
C) Transitional zone
D) Anterior fibromuscular zone
📖 شرح: BPH typically affects the transitional zone.
الإجابة الصحيحة: C
Which embryonic structure gives rise to the uterus and fallopian tubes?
A) Wolffian ducts
B) Müllerian ducts
C) Urogenital sinus
D) Yolk sac
📖 شرح: Müllerian ducts form female reproductive structures.
الإجابة الصحيحة: B
Which embryonic structure develops into the male reproductive ducts?
A) Müllerian ducts
B) Wolffian ducts
C) Allantois
D) Neural crest cells
📖 شرح: Wolffian ducts form male internal genitalia.
الإجابة الصحيحة: B
Which hormone is required for development of male internal genitalia?
A) Estrogen
B) Progesterone
C) Testosterone
D) Prolactin
📖 شرح: Testosterone stimulates Wolffian duct development.
الإجابة الصحيحة: C
Which hormone causes regression of Müllerian ducts in males?
A) Testosterone
B) DHT
C) AMH (Anti?Müllerian hormone)
D) FSH
📖 شرح: AMH causes Müllerian duct regression.
الإجابة الصحيحة: C
Which structure gives rise to the penis and clitoris?
A) Urogenital sinus
B) Genital tubercle
C) Labioscrotal folds
D) Wolffian duct
📖 شرح: The genital tubercle forms external genitalia.
الإجابة الصحيحة: B
Which structure forms the scrotum in males?
A) Genital tubercle
B) Labioscrotal folds
C) Urogenital sinus
D) Müllerian ducts
📖 شرح: Labioscrotal folds fuse to form the scrotum.
الإجابة الصحيحة: B
Which structure forms the lower vagina?
A) Müllerian ducts
B) Urogenital sinus
C) Wolffian ducts
D) Allantois
📖 شرح: The urogenital sinus contributes to the lower vagina.
الإجابة الصحيحة: B
Which embryonic layer gives rise to the gonads?
A) Endoderm
B) Mesoderm
C) Ectoderm
D) Neural crest
📖 شرح: Gonads develop from intermediate mesoderm.
الإجابة الصحيحة: B