DPP 2 Male Reproductive system

Daily Practice Paper (DPP) 2          Topic: Male Reproductive System          No. of Questions 75

 

40. Cowper’s glands secrete a substance to

 

(a) Neutralize acidity of urethra (b) Nourish sperms (c) Kill pathogens (d) All the above

41. Composition of semen is

 

(a) Secretion of the testes and epididymis (b) Secretions of the seminal vesicles (c) Secretions of prostate gland and bulbourethral glands (d) All the above

42. The fold of skin covering the penis is called

 

(a) Corpora covernosa (b) Corpus spongiosum (c) Prepuce (d) None of these

43. Location and secretion of Leydig’s cell are

 

(a) Liver cholesterol (b) Ovary estrogen (c) Testis testosterone (d) Pancreas glucagon

44. Seminiferous tubules develop central lumen after

 

(a) Birth (b) Prepuberal time (c) Puberty (d) Old age

45. “Sertoli cells” in human testis are found in

(a) Seminiferous tubules (b) Leydig cells (c) Outside the seminiferous tubules (d) None of these

46. The correct order of the reproductive tract of a male human being is

 

(a) Rete testis, epididymis, vasa efferentia, urethra (b) Rete testis, vasa efferentia, epididymis, urethra (c) Vasa efferentia, epididymis, urethra, rete testis (d) Urethra, rete testis, epididymis, vasa efferentia

47. Inguinal canal is the connection between the scrotal sac and the

(a) Tunica vaginalis (b) Urethral lumen (c) Abdominal cavity (d) Urethra masculinus

48. Cowper’s glands are present in

 

(a) Female mammals (b) Male mammals (c) Both (a) and (b) (d) None of these

49. Bulbourethral gland is also known as

 

(a) Prostate gland (b) Cowper’s gland (c) Perineal gland (d) Meibomian gland

50. Which of the following is an accessory reproductive gland in male mammals

 

(a) Prostate gland (b) Gastric gland (c) Mushroom shaped gland (d) Inguinal gland

51. In man the epididymis from anterior to the posterior is divided into

 

(a) Caput,corpus and cauda (b) Corpus, vas deferens and caput (c) Corpus, cauda and caudal region (d) Caput, cauda and vas deferens

52. There are some special types of cells found in the seminiferous tubules known as sertoli cells. These are

(a) Germinal cells (b) Reproductive cells (c) Somatic cells (d) Protective cells

 

54. The seminiferous tubules of the testis are lined by the germinal epithelium consisting of

(a) Cells of sertoli (b) Spermatocytes (c) Spermatogonium (d) Spermatids

 

56. Supporting cells found in between the germinal epithelium of testes are called

 

(a) Interstitial cells of Leydig (b) Sertoli cells (c) Granular cells (d) Phagocytes

57. Cells of leydig are found in

 

(a) Kidney of rabbit (b) Kidney of frog (c) Testis of frog (d) Testis of rabbit

58. Which of the following cells are present in mammalian testes and help to nourish sperms

 

 (a) Leydig cells (b) Oxyntic cells (c) Interstitial cells (d) Sertolic cells

60. The acrosome plays important role in

 

(a) Motility of sperm (b) Penetration of ovum by sperm (c) The fusion of pronuclei of the gametes (d) None of these

61. The acrosome of the sperm is derived from

 

(a) Mitochondria (b) Nucleus (c) Golgi bodies (d) Centrosome

62. Release of spermatozoa from urethra by male animals is called

 

(a) Spermatogenesis (b) Spermiogenesis (c) Ejaculation (d) Insemination

 

64. In rabbit the sperms are stored and nourished in

(a) Testes (b) Vasa efferentia (c) Epididymis (d) Spermatic cord

65. Bidder canals help to pass out

 

(a) Ova (b) Sperms (c) Bile (d) Saliva

66. The structure of testis of a mammal can be identified by the presence of

 

(a) Spermatogonia (b) Spermatocytes (c) Cells of Sertoli (d) Interstitial cells

 

68. Which one is primary sex organ

 

(a) Scrotum (b) Penis (c) Testis (d) Prostate

69. Secondary sex organ is

 

(a) Testis (b) Breast (c) Beard (d) Vas deferens

70. Scrotal sacs of man and rabbit are connected with the abdominal cavity by

(a) Inguinal canal (b) Haversian canal (c) Vagina cavity (d) Spermatic canal

71. Temperature in scrotum necessary for sperm formation should be

 

(a) 2°C above body temperature (b) 2°C below body temperature (c) 4°C above body temperature (d) 4°C below body temperature

72. In man the two vasa deferentia open into

 

(a) Urinary bladder (b) Rectum (c) Urethra (d) Penis

73. Survival time of sperms introduced into the vagina may be

 

(a) 1 – 2 days (b) 3 – 4 days (c) 5 – 10 days (d) 1 weak

74. Cowper’s gland is present in

 

(a) Cockroach (b) Rabbit (c) Earthworm (d) Frog

75. The capsule enclosing testis of mammal is called as

 

(a) Tunica albuginea (b) Tunica membrana (c) Tunica vaginalis (d) Tunica vesculosa

77. Which is secreted by a acrosome

 

(a) Hyaluronic acid (b) Hyaluronidase (c) TSH (d) Fertilizin

78. Sertoli cells are found in

 

(a) Kidney of rabbit (b) Ovary of frog (c) Testes of rabbit (d) Ovary of rabbit

79. Which cells in the testis secrete testosterone

 

(a) Interstitial cells or cells of Leydig (b) Cells of the germinal epithelium (c) Sertoli cells (d) Secondary spermatocytes

80. From the seminiferous tubules the spermatozoa pass into

 

(a) Epididymis (b) Vas deferens (c) Seminal vesicle (d) Rete testis

 

82. Male hormone is

(a) Corpus luteum (b) Testosterone (c) Progesterone (d) Gonadotropin

83. In males, the essential hormones for secondary sexual characteristics are

(a) Progesterone (b) Testosterone (c) Relaxin (d) Estrogen

84. Which gland in mammals secretes alkaline juice for lubrication

 

(a) Pineal body (b) Prostate gland (c) Cowper’s gland (d) Testis

85. The sperms become motile in human being in

 

(a) Seminiferous tubules (b) Vas deferens (c) Epididymis (d) Only in seminal vesicle

86. In most of the mammals the testes are situate outside the abdominal cavity because

 

(a) Sperms produced in scrotal sac are more in number (b) Sperms produced in abdominal cavity are provided with less motility (c) Sperms produced in scrotal sac require lesser temperature for their best fertilization capacity (d) Sperms produced in scrotal sac are bigger

87. The nutritive medium for the ejaculated sperms is given by the

 

(a) Seminal fluid (b) Vaginal fluid (c) Uterine lining (d) Fallopian tube

88. Cryptorchidism is the condition in man when

(a) There are two testis in each scrotum (b) Testis do not descent into the scrotum (c) Testis enlarge in the scrotum

(d) Testis degenerate in the scrotum

 

90. By the contraction of spermatic cord the testis of man are not taken in to the abdominal cavity. It is due to the following structure

 

(a) Narrowness of inguinal canal (b) Attachment of testis by gubernaculum testis to the scrotal sac only (c) (a) and (b) both (d) Fat bodies and gubernaculum present over the testis

91. In the case of mammals testes are found in the scrotal sac outside the viscera because

 

(a) Mammals are highly evolved animals (b) Sperms require a lower temperature (c) Of the presence of long vas deferens (d) Of the presence of urinary bladder

92. There is a connective tissue cord extending between the testis and abdominal wall called

 

(a) Testis cord (b) Gubernaculum (c) Mesentric cord (d) Spermatic cord

93. The elastic tissue connecting the cauda epididymis to the scrotal sac is

 

(a) Gubernaculum (b) Tendinous cord (c) Scrotal ligament (d) Caput epididymis

94. A person which shows the secondary sexual characters of both male and female is called

(a) Intersex (b) Hermaphrodite (c) Bisexual (d) Gynandromorph

95. Failure of descending testis into scrotum is known as

 

(a) Impotency (b) Cryptorchidism (c) Castration (d) paedogenesis

 

97. Functions of seminal fluid is/are

(a) Maintains the viability of sperms (b) Maintains motility of sperms (c) Provides proper pH and ionic strength (d) All the above

98. Bidder’s canal is found in

(a) Testes of frog (b) Kidney of frog (c) Ovary of mammal (d) Kidney of mammal

100. The narrow middle part of the epididymis is called

 

(a) Caput epididymis (b) Cauda epididymis (c) Corpus epididymis (d) All the above

101. Which of the following statements is incorrect. Human spermatozoa normally

 

(a) At a concentration of 1 million/ml of ejaculate will fertilize the ovum (b) Are released in large numbers after a few days abstinence (c) Contain enzyme in their head which helps in penetration of ovum (d) Move with the help of their tails

102. The testes of a great majority of mammals are typically enclosed in an extra abdominal sac, the scrotum. The temperature inside the scrotum is lower than that in the abdomen. What will happen if the temperature of the scrotum is artificially maintained to the level of abdominal temperature

 

(a) The germinal epithelium will produce a large quantity of androgen secretion (b) The germinal epithelium of the testes will divided faster, thus producing more sperms (c) The germinal epithelium of the testes will degenerate, resulting in sterility (d) The germinal epithelium will carry out normal spermatogenesis

103. The scrotal sac of a male mammal is homologous to

 

(a) Clitoris (b) Labia majora (c) Vagina (d) Uterus

104. Testicular degeneration and other disorders of reproductive system in mammals are due to the deficiency of

 

(a) Vitamin A (b) Vitamin B (c) Vitamin K (d) Vitamin E

105. If Cowper’s glands are removed. They will affect

 

(a) Erection of penis (b) Sperms (c) Sex recognition (d) Sexual behaviour

108. If the vas deferens of a man is surgically disconnected

 

(a) Sperms in the semen will be without nuclei (b) Semen will be without sperms (c) Spermatogenesis will not occur (d) Sperms in the semen will be non – motile

109. Azoospermia means

(a) A gynaecological problem (b) Childlessness (c) Cessation of menstruation (d) No sperm in semen

110. In cryptorchidism

 

(a) Spermatogenesis fails to occur (b) Maturation of sperms doesn’t occur (c) Testis descend inguinal canals (d) None above

111. Erectile penis tissue is called

 

(a) Corpora cavernosa (b) Paired corpora cavernosa and unpaired corpus spongiosum (c) Corpus spongiosum (d) All above

112. Prostate gland produces a secretion for

 

(a) Attracting sperms (b) Stimulating sperm activity (c) Inhibiting sperm activity (d) None of these

113. Prostate gland is present

 

(a) On ureter (b) On kidney (c) On testis (d) Around urethra

114. The function of vas deferens is to

 

(a) Store the sperms (b) Conduct the sperms (c) Mature the sperms (d) None of these

115. The duct which carries sperms from testis and epididymis to the penis is

 

(a) Vasa efferentia (b) Vasa differentia (c) Ureter (d) Seminiferous tubules

116. Which of the following sugar in semen is a source of energy for the spermatozoa

 

(a) Sucrose (b) Glucose (c) Fructose (d) Galactose

117. Corpus spongiosum is part of

 

(a) Ovary (b) Testis (c) Uterus (d) Male copulatory organ

119. The sperms achieve motility and maturity in

 

(a) Prostate gland (b) Epididymis (c) Seminal vesicle (d) Cowper’s gland

121. Vasa efferentia connect the

 

(a) Testis with epididymis (b) Kidneys with cloaca (c) Testes with urinogenital ducts (d) None of these

122. Common duct formed by union of vas deferens and duct from seminal vesicle is

 

(a) Urethra (b) Tunica vasculosa (c) Ejaculatory duct (d) Spermatic duct

123. pH of human semen is

 

(a) 4.5 – 5.5 (b) 6.5 – 6.8 (c) 7.35 – 7.5 (d) 8.2 – 8.5

124. When accessory genital gland occurs only in male mammal

(a) Cowper’s gland (b) Bartholin gland (c) Prostate gland (d) Perineal gland

 

126. The testes are abdominal in

 

(a) Elephant (b) Goat (c) Kangaroo (d) Rabbit

127. Seminal fluid contains

 

(a) Fructose (b) Citrate (c) Ascorbic acid (d) All of these

128. Sperms are temporarily stored in

 

(a) Prostate (b) Epididymis (c) Seminal vesicle (d) All of these

129. Sugar fructose is present in the secretion of

 

(a) Bartholin’s gland (b) Seminal vesicle (c) Perineal glands (d) Prostate gland

 

 

 

 

 

ANSWERS

41	42	43	44	45	46	47	48	49	50	51	52	53	54	55	56	57	58	59	60
d	c	c	c	a	b	c	b	b	a	a	d	a	c	c	b	d	d	b	b
61	62	63	64	65	66	67	68	69	70	71	72	73	74	75	76	77	78	79	80
c	c	d	c	b	c	d	c	d	a	b	c	a	b	a	a	b	c	a	d
81	82	83	84	85	86	87	88	89	90	91	92	93	94	95	96	97	98	99	100
c	b	b	c	c	c	a	b	b	c	b	d	a	d	b	d	d	b	b	c
101	102	103	104	105	106	107	108	109	110	111	112	113	114	115	116	117	118	119	120
a	c	b	d	b	d	d	b	d	d	b	b	d	b	b	c	d	a	b	a
121	122	123	124	125	126	127	128	129
a	c	c	c	c	a	d	b	b

 

40 a