Male reproductive system - urethera, Biology

Assignment Help:

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.

Related Discussions:- Male reproductive system - urethera

Spleen, all about spleen

all about spleen

What are cerebrospinal and meninges fluid, Q. What are cerebrospinal and me...

Q. What are cerebrospinal and meninges fluid? Meninges are the membranes that protect and the enclose central nervous system (CNS). Cerebrospinal fluid is the fluid that separa

Excretory, what are the excretory organs protozoa

what are the excretory organs protozoa

Define partition chromatography - basic separation technique, Define Partit...

Define Partition chromatography - basic separation technique? It is a technique in which separation is achieved as a consequence of the relative solubility of a substance in th

Geology LAB, Can you guys help with my homework assignment for Geology?

Can you guys help with my homework assignment for Geology?

Determine the occurrence of pantothenic acid, Occurrence Pantothenic acid ...

Occurrence Pantothenic acid Pantothenic acid is a ubiquitous active principle occurring in free as well as in the bound form. In the bound form, pantothenic acid is incorpor

What do you understand by carcinogen, What do you understand by Carcinogen?...

What do you understand by Carcinogen? Carcinogen is an agent or a process, which significantly triggers the cell to grow in an uncontrolled manner producing malignant neoplasm

minerals, Minerals Minerals are chemical elements needed by the body ei...

Minerals Minerals are chemical elements needed by the body either to help form bodily structures or to facilitate chemical reactions. Dietary minerals are divided into two categ

Is all the cartilage in the body the same, Q. Is all the cartilage in the b...

Q. Is all the cartilage in the body the same? There are 3 types of cartilage in the human body: 1) hyaline cartilage; 2) elastic cartilage and 3) fibrocartilage. Hyaline cartil

Explain cardiac calcification, Q. Explain Cardiac calcification? Peric...

Q. Explain Cardiac calcification? Pericardial Calcium is most dense in the atrioventricular grooves and is seen as thick oblique circles or arcs of calcification. From th

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages