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

Define adverse effect - itraconazole, Adverse Effects  The most common ...

Adverse Effects  The most common adverse effects of itraconazole are dose-related nausea and abdominal discomfort. Rash and serious hepatic toxicity can happen. The drug can ca

What are the features of retrograde peri-implantitis, The Features of Retro...

The Features of Retrograde Peri-Implantitis include: - Periapical Bone loss without gingival inflammation. - Microflora consisting mainly of streptococci and nonmotile organ

Microorganisms acquired during transport of raw food, Microorganisms Acquir...

Microorganisms Acquired During Transport, Handling and Processing of Raw Foods Microorganisms can come from truck, tanker, food handlers and equipment and utensils used in the

Define food science as a discipline and modern developments, Define Food Sc...

Define Food Science as a Discipline and Modern Developments? As an undergraduate student you may have taken a course in food science and technology. Do you recall, what did the

Endocrine, Adrenal causes of hypertension are: 1) Excess of aldosterone ...

Adrenal causes of hypertension are: 1) Excess of aldosterone production in primary aldosteronism. The diagnosis may be suspected when persistent hypokalemia is detected. Most of

What is inertization, Q. What is Inertization? The process of "inertiza...

Q. What is Inertization? The process of "inertization" involves mixing waste with cement and other substances before disposal in order to minimize the risk of toxic substance c

Define the parenteral nutrition support, Define the Parenteral Nutrition Su...

Define the Parenteral Nutrition Support? Parenteral nutrition support is the provision of dextrose, amino acids, electrolytes, vitamins, minerals and trace elements with or wit

Explain urine urea nitrogen - nutrition during stress, Explain Urine Urea N...

Explain Urine Urea Nitrogen - Nutrition during Stress? 5 gm/24 hrs. = No stress 5 to 10 gm/24 hr = mild hyper-metabolism or level 1 stress 10 to 15 gml24 hrs = moderat

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