Male reproductive system - urethera, Biology

URETHRA -

  • It is common duct as sperms & urine both pass from it.
  • It receives juices of prostatic gland & cowper's gland.
  • Urethra is 20 cm long, passes through the penis, it's lumen is star shaped.
  • It has 3 regions -

                (i) A short proximal prostatic urethra surround by prostate gland.

                (ii) A very short middle membranous urethra without any covering.

                (iii) A long distal penial urethra.

  • Urethra has 2 sphintors. Internal sphincter is of smooth muscle fibres at its beginning.
  • External sphinctor is of straited muscle fibres around its membranous part.
Posted Date: 10/3/2012 5:14:25 AM | Location : United States







Related Discussions:- Male reproductive system - urethera, Assignment Help, Ask Question on Male reproductive system - urethera, Get Answer, Expert's Help, Male reproductive system - urethera Discussions

Write discussion on Male reproductive system - urethera
Your posts are moderated
Related Questions
1. DNA damage can occur spontaneously or be induced by external factors. Describe the types of DNA damage caused by external factors and how they are repaired in prokaryotes and eu

Q. To increase the strength of the muscle work is the muscle contraction intensely increased? An increase in the strength of the muscle work is not achieved by increase in the

What is Lactation? High levels of estrogens and progesterone during pregnancy stimulate the breasts to develop prior to lactation, or milk production. At the same time, levels

Explain in brief about the Cell Membrane All cells, whether prokaryotic or eukaryotic, are bound by a limiting membrane called the cell membrane or the plasma membrane. The ce

About phylum platy helmenthus

Peptide bond formation is catalyzed by peptidyl transferase.  The carboxyl  end of the amino acid bound to the tRNA in this reaction and in the P site is uncoupled  from the tRNA a

Or nit h o s i s (psittacosis) This is an important zoonotic bacterial infection and causes disease in humans and birds. Collectively, these conditions are called as chla

Q. Corelation of ST Depressoin with Coronary Angiography? Various investigators considered 1 mm of horizontal or downsloping ST depression to denote a positive test and used fr

Submerged implants Decision has to be made between two techniques. These techniques are: Technique 1: Stage two using a mucoperiosteal flap Technique 2: Stage two done wi

What is a characteristic feature of a carrier protein in a plasma membrane? Carrier proteins are globular proteins which are particular it their action and therefore regulate t