In 2016, the Louvre was the world's most visited art museum, receiving 7.3 million visitors. The museum is housed in the Louvre Palace, originally built as a fortress in the late 12th to 13th century under Philip II. Remnants of the fortress are visible in the basement of the museum.
The primary sex organ of a male is the testis. The testis is the reproductive gland of males. It produces spermatozoa and the androgens.
The entire male reproductive system is dependent on hormones, which are chemicals that stimulate or regulate the activity of cells or organs. The primary hormones involved in the functioning of the male reproductive system are follicle-stimulating hormone (FSH), luteinizing hormone (LH) and testosterone.he external structures of the male reproductive system are the penis, the scrotum and the testicles. Penis â The penis is the male organ for sexual intercourse. It has three parts: the root, which attaches to the wall of the abdomen; the body, or shaft; and the glans, which is the cone-shaped end of the penis.