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Biology · HUMAN REPRODUCTION

हिन्दी

The seminal plasma in human males is rich in which of the following components, and which specific gland contributes primarily to the lubrication of the penis?

  1. Rich in glucose, potassium, and enzymes; Lubrication by prostate gland
  2. Rich in fructose, calcium, and certain enzymes; Lubrication by bulbourethral glands
  3. Rich in sucrose, calcium, and pepsin; Lubrication by seminal vesicles
  4. Rich in fructose, iron, and amylase; Lubrication by Leydig cells

Correct answer · Option 2

Rich in fructose, calcium, and certain enzymes; Lubrication by bulbourethral glands

Explanation

Secretions of male accessory glands constitute the seminal plasma which is rich in fructose, calcium, and certain enzymes. The secretions of bulbourethral glands also help in the lubrication of the penis.

Related questions

Identify the paired and unpaired male accessory glands from the following list: (i) Prostate gland (ii) Seminal vesicles (iii) Bulbourethral glands→Match the layers of the uterine wall given in Column I with their respective characteristics/functions in Column II: Column I (Layer)Column II (Feature/Function) (A) Perimetrium(i) Glandular layer that undergoes cyclical changes during menstrual cycle (B) Myometrium(ii) External thin membranous layer (C) Endometrium(iii) Middle thick layer of smooth muscle exhibiting strong contractions during parturition→In the human female reproductive system, what constitutes the 'birth canal'?→Calculate the maximum possible number of seminiferous tubules present in both testes of a healthy adult human male based on standard NCERT anatomical data:→
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