Excretory system - urinary bladder, Biology

Assignment Help:

URINARY BLADDER -

Pear shaped sac like. Situated in pelvic region of abdominal cavity. Ventrally placed.

Lined by transitional epithelum. Detrusor muscle i.e. to expell out present.

Outer covering is serous membrane.

Urinnary bladder when convert into urethra at that point sphinctor present made up of striped muscles i.e. Trigon.

Emptification of urinnary bladder is micturition. For micturition 300-400 ml. urine is needed.

Diaphragm is helpful in micturition.2 reflexes occur in bladder storage reflexes are vioding reflex and release reflex.

Bladder can store 700-800 ml. urine. Bladder is absent in snakes, crocodile, birds and prototheria.

In struthio present exceptionaly.

URETHRA

It starts from lower part of bladder. Open in male thorugh urinogenital aperture on glanse of penis.

In female on vulva by urethral opening.


Related Discussions:- Excretory system - urinary bladder

Ovary is half-inferior in which flower, Ovary is half-inferior in the flowe...

Ovary is half-inferior in the flowers of : 1. Guava 2. Plum 3. Brinjal 4. Cucumber Plum is the flower in which ovary is half - inferior

Supply of animals in lab, Supply of Animals: Lab animals must be obtained ...

Supply of Animals: Lab animals must be obtained from accredited dealers and by accredited dealers, we mean suppliers in the business of supplying animals for lab use, and not from

What do biomass pyramids represent, What do biomass pyramids represent? ...

What do biomass pyramids represent? The Biomass pyramids represent the sum of the masses of the individuals that participate in each trophic level of a food chain.

Explain the salient feature of genetic code, The one aspect which is not a ...

The one aspect which is not a salient feature of genetic code, is its being: 1. Degenerate 2. Ambiguous 3. Universal 4. Specific Ambiguous

Define behaviour modification - combat from obesity problem, Define Behavio...

Define Behaviour modification - combat from obesity Problem? It is very important. A heavy parental hand and parent attitude and behaviours towards child's eating, interferes i

Explain phenylephine and methoxamine in amyl nitrite, Explain Phenylephine ...

Explain Phenylephine and Methoxamine in amyl nitrite ? They have opposing effects to amyl nitrite as they increase the systemic BP. phenylephine due to its shorter duration of

St depression at rest, Q. What is ST depression at rest? As early as 19...

Q. What is ST depression at rest? As early as 1965 Ostrand called attention to the syndrome of short PR interval without accelerated conduction and it's association with ST dep

<-- that guy, thy does he look too excited in the illistration?

thy does he look too excited in the illistration?

What would be its final volume, Consider a simple spherical model cell that...

Consider a simple spherical model cell that consists of cytoplasm and a plasma membrane. The cell's initial volume is 2 nL and contains 0.2 M protein. The cell is placed in a la

Weaning the infant from the incubator, Weaning the Infant from the Incuba...

Weaning the Infant from the Incubator When heater output reading is minimal or nil it suggest that infant is capable of generating enough metabolic heat to keep himself war

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd