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

Diversty of living organisms, write down the division of cryptogamae and p...

write down the division of cryptogamae and phanerogamae

Explain about the dietary calcium requirements, Explain about the Dietary C...

Explain about the Dietary Calcium Requirements? There are variations in the amount of calcium recommended by different advisory groups. This is mainly due to the different crit

Birth of genetics, REDISCOVERY OF MENDEL'S LAWS (THE BIRTH OF GENETICS) ...

REDISCOVERY OF MENDEL'S LAWS (THE BIRTH OF GENETICS) 1.         It was in 1900 that three botanist independently rediscovered the principles of heredity already worked out by M

What is the molecular formula of glucose, What is the molecular formula of ...

What is the molecular formula of glucose? How can its structural formula be described? The molecular formula of glucose is C6H12O6. Structurally glucose is a hexagonal ring

Problems of osmoregulation, Problems of Osmoregulation The water, some...

Problems of Osmoregulation The water, some inorganic salts, nutrient molecules are some of the important components of the body fluids. It is essential for the animals to main

Tuberculosis, Tuberculosis Tuberculosis is caused by a Bacillus-myco...

Tuberculosis Tuberculosis is caused by a Bacillus-mycobacterium tuberculosis, a gram- positive and acid-fast organism. It is communicable disease. Mode of Transmissio

Cells, true or false. the law of entropy says that all energy is ultimately...

true or false. the law of entropy says that all energy is ultimately derived from the sun

The mirrows reach or grayling zone, The mirrows reach or grayling zone ...

The mirrows reach or grayling zone This zone has a less steep gradient, than the trout beck. The river here still flows swiftly, though the current is not fast and conditions

Factors related to causing malnutrition among chd patients, Define Factors ...

Define Factors related to Causing Malnutrition among CHD Patients? The various factors related to causing malnutrition among CHD patients are hypoxia (reduction in oxygen suppl

What are two characteristics of joints unique, What are two characteristics...

What are two characteristics that make synovial joints unique and different from other joints?

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