PHY3181 MCQ's EXAM QUESTIONS WITH
COMPLETE SOLUTIONS
Regarding serum testosterone levels in the male, which of the following is correct?
A. Has both positive and negative feedback on the HPG axis
B. Is maintained throughout life
C. Non of these answers are true
D. Has diurnal variation
E. Is highest immediately following birth - ANSWER D. has diurnal variation
The ovarian reserve refers to:
A. is exactly the same in all women
B. The amount of estrogen that is available
C. Determine the sex of potential offspring
D. The number of oocytes that undergo apoptosis after birth
E. The stock of oocytes within the ovary at birth - ANSWER E. The stock of oocytes
within the ovary at birth
Regarding the uterine wall, which of the following is correct?
A. The perimetrium is a bulky, muscular layer
B. The endometrium has two layers, a functional and a basal layer
C. The endometrium contracts to expel the baby
D. The endometrial functional layer is unresponsive to ovarian hormones
E. The myometrium allows for implantation of the fertilized egg. - ANSWER B. The
endometrium has two layers, a functional and a basal layer
Pre-antral follicles can be observed during the:
A. Follicular phase
B. Pre-puberty
C. Menstruation
,D. Secretory phase
E. Early luteal phase - ANSWER A. Follicular phase
The major effects of estrogen receptor beta activation in the prostate is:
A. Stimulation of seminal fluid production
B. Reduction in epithelial proliferation
C. Feminisation of the male
D. Increased epithelial proliferation
E. Reduction in testosterone action - ANSWER B. Reduction in epithelial proliferation
Primary oocytes that are not stimulated to complete the first meiotic division are
contained withing tiny follicles called:
A. Germinal epithelium
B. Antria
C. Primoridal follicles
D. Stromae
E. Ovarian capsules - ANSWER C. Primordical follicles
Which of the following statements is incorrect?
A. The seminal vesicles contribute to the majority of the fluid volume of seminal plasma
in the human ejaculate
B. Hormones in the semen are synthesised and secreted by the prostate
C. The enzyme aromatase converts androstenedione to oestrogen
D. The prostate has different embryological origin to the seminal vesicles
E. FSH stimulates sertoli cells to prodcue inhibin - ANSWER B. Hormones in the seman
are synthesised and secreted by the prostate
Which of the following is correct regarding hormone levels over the menstrual cycle?
A. Progesterone levels are highest during the follicular phase
B. Inhibin levels are highest during the prolifferative phase
C. None of these answers are correct
D. LH levels peak immediately following ovulation
, E. Estrogen levels peak prior to ovulation - ANSWER E. Estrogen levels peak prior to
ovulation
Cell types comprising the seminiferous epithelium include: (select the incorrect answer)
A. Spermatocytes
B. Leydig cells
C. Spermatids
D. Spematogonia
E. Sertoli cells - ANSWER B. Leydig cells
The enzyme aromatase is present in granulosa cells and aids in the conversion of:
A. Androgens into estrogens
B. Progesterones into androgens
C. Estrogens into androgens
D. Androgens into glucocorticoids
E. Progesterones into androstenedione - ANSWER A. Androgens into estrogens
Which of the following is NOT a function of Sertoli cells?
A. Form tight junctions
B. Produce inhibin
C. Produce testosterone
D. Form the blood testis barrier
E. Create a unique environment for spermatogenesis - ANSWER C. Produce
testosterone
Potential negative side effects of steroid abuse in men include
(i) reduced sperm count (ii) baldness
(iii) enlarged prostate
(iv) testis shrinkage
(v) development of breasts
Which of the below is correct?
A. i and iv only
COMPLETE SOLUTIONS
Regarding serum testosterone levels in the male, which of the following is correct?
A. Has both positive and negative feedback on the HPG axis
B. Is maintained throughout life
C. Non of these answers are true
D. Has diurnal variation
E. Is highest immediately following birth - ANSWER D. has diurnal variation
The ovarian reserve refers to:
A. is exactly the same in all women
B. The amount of estrogen that is available
C. Determine the sex of potential offspring
D. The number of oocytes that undergo apoptosis after birth
E. The stock of oocytes within the ovary at birth - ANSWER E. The stock of oocytes
within the ovary at birth
Regarding the uterine wall, which of the following is correct?
A. The perimetrium is a bulky, muscular layer
B. The endometrium has two layers, a functional and a basal layer
C. The endometrium contracts to expel the baby
D. The endometrial functional layer is unresponsive to ovarian hormones
E. The myometrium allows for implantation of the fertilized egg. - ANSWER B. The
endometrium has two layers, a functional and a basal layer
Pre-antral follicles can be observed during the:
A. Follicular phase
B. Pre-puberty
C. Menstruation
,D. Secretory phase
E. Early luteal phase - ANSWER A. Follicular phase
The major effects of estrogen receptor beta activation in the prostate is:
A. Stimulation of seminal fluid production
B. Reduction in epithelial proliferation
C. Feminisation of the male
D. Increased epithelial proliferation
E. Reduction in testosterone action - ANSWER B. Reduction in epithelial proliferation
Primary oocytes that are not stimulated to complete the first meiotic division are
contained withing tiny follicles called:
A. Germinal epithelium
B. Antria
C. Primoridal follicles
D. Stromae
E. Ovarian capsules - ANSWER C. Primordical follicles
Which of the following statements is incorrect?
A. The seminal vesicles contribute to the majority of the fluid volume of seminal plasma
in the human ejaculate
B. Hormones in the semen are synthesised and secreted by the prostate
C. The enzyme aromatase converts androstenedione to oestrogen
D. The prostate has different embryological origin to the seminal vesicles
E. FSH stimulates sertoli cells to prodcue inhibin - ANSWER B. Hormones in the seman
are synthesised and secreted by the prostate
Which of the following is correct regarding hormone levels over the menstrual cycle?
A. Progesterone levels are highest during the follicular phase
B. Inhibin levels are highest during the prolifferative phase
C. None of these answers are correct
D. LH levels peak immediately following ovulation
, E. Estrogen levels peak prior to ovulation - ANSWER E. Estrogen levels peak prior to
ovulation
Cell types comprising the seminiferous epithelium include: (select the incorrect answer)
A. Spermatocytes
B. Leydig cells
C. Spermatids
D. Spematogonia
E. Sertoli cells - ANSWER B. Leydig cells
The enzyme aromatase is present in granulosa cells and aids in the conversion of:
A. Androgens into estrogens
B. Progesterones into androgens
C. Estrogens into androgens
D. Androgens into glucocorticoids
E. Progesterones into androstenedione - ANSWER A. Androgens into estrogens
Which of the following is NOT a function of Sertoli cells?
A. Form tight junctions
B. Produce inhibin
C. Produce testosterone
D. Form the blood testis barrier
E. Create a unique environment for spermatogenesis - ANSWER C. Produce
testosterone
Potential negative side effects of steroid abuse in men include
(i) reduced sperm count (ii) baldness
(iii) enlarged prostate
(iv) testis shrinkage
(v) development of breasts
Which of the below is correct?
A. i and iv only
