Which of these structures contributes the greatest percentage to semen ?

(1) Bulbourethral glands

(2) Prostate

(3) Seminal vesicles

(4) Testes

Concept Questions :-

Semen and Male Fertility
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Which event is incorrectly matched with the time of its occurence [with respect to a 28 days menstrual cycle] ?

(1) Beginning of the menstrual flow - Day 1

(2) Ovulation - Day 14

(3) Beginning of the proliferative phase - Day 5

(4) Peak  secretion of estrogen - Day 22

Concept Questions :-

Introduction to Menstrual Cycle: 2
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Which human male accessory reproductive duct receives a duct from the seminal vesicle?

1. Rete testis

2. Vas deferens

3. Epididymis

4. Urethra

Concept Questions :-

Male Reproductive Duct System
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The primary oocyte completes its first meiotic division within the:

1. Primary follicle

2. Secondary follicle

3. Tertiary follicle

4. Graafian follicle

Concept Questions :-

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The human fetus develops limbs and digits:

1. After one month of pregnancy

2. By the end of second month of pregnancy

3. During the fifth month of pregnancy

4. By the end of second trimester of pregnancy

Concept Questions :-

Fetal Development & Parturition
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In the male human being, sperms contain autosomes and

1. Only one Y-chromosome

2. Only one X-chromosome

3. Both X and Y-chromosome

4. Either X or Y-chromosome

Concept Questions :-

Sex Determination in Humans
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The tunica abluginea is a covering around the

1. Uterous

2. Testes

3. Epididymus

4. Scrotal sacs

Concept Questions :-

Basic Anatomy of Testis
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The structure of testis of a mammal can be identified by the presence of

(a) Spermatogonia

(b) Spermatocytes

(c) Cells of Sertoli

(d) Spermatids

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Number of spermatozoa single primary spermatocyte ultimately produces in spermatogenesis is 

(a) Eight

(b) Four

(c) Two

(d) One

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In the vertebrates testes, for nourishment during spermiogenesis, the spermatids get attached to

(1) Interstitial cells

(2) Sperm-mother cells

(3) Spermatocytes

(4) Sertoli cells

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