Home
Class 11
BIOLOGY
Sam's optometrist tells him that his int...

Sam's optometrist tells him that his intraocular pressure is high. What is this condition called and which fluid does it involve ?

Text Solution

Verified by Experts

1. Aqueous humour supplies nutrients and oxygen to the lens, cornea and some retinal cells.
2. The aqueous humor is produced and drained at the same rate, maintaining a constant intra ocular pressure of about 16 mmHg.
3. Any block in the canal of schlemn increases the intraocular pressure of aqueous humour and leads to 'Glaucoma' were the optic nerve and teh retina are compressed due to pressure.
Promotional Banner

Similar Questions

Explore conceptually related problems

Read the following passage and answer the questions that follow Rahini and her parents were waching a televison programme . An advertisement flashed on the screen which was promoting use of sanitary napkins . Rahini's parents suddenly changed the channel , but she objected to her parents and explained the need and importance of such advertisment . What is first menstruation called ? when does it occur?

Name the condition in which pressure develops in the eyes. What is the drug used to treat this disorder?

Arun cannot able to see the near by object clearly. What is his problem with his eye called? How this condition occurs and how can it be rectivied?

On analysis , a person 's karyotype reveals an extra one chromosome of twenty first pair . What does ths condition represents ? Which type of symptoms can be noticed in the person ?

Ramu was 15 vears old when he went to a doctor to check his blood pressure. His pressure was around 158/98mmHg. The doctor advised him to measure his blood pressure at home for two weeks. He came to the doctor saying his average blood pressure was around 160/100mmHg. Doctor concludes that Ramu has high blood pressure or hypertension. If not controlled, hypertension can lead to heart failure, stroke and kidney failure. He returned to the doctor after two months after taking the drug, ACH inhibitor. This chemical blocks the production of angiotensin II, a powerful vasoconstrictor, so his blood pressure returned back to normal. 1. Why are people with high blood pressure at greater risk for having a hemorrhagic stroke? 2. Without medication Ramu's blood pressure was around 160/100mmHg after two weeks. Why this pressure was referred to as hypertension by the doctor. 3. Blocking the action of vasoconstrictor lower the blood pressure? Give reasons. 4. What is the role of ACH inhibitor in reducing blood pressure? 5. What conditions one might expect if the blood pressure is not controlled?

Harish observed two different types of papaya plants in his garden. One produced male flowers only and the other type produced female flowers as well as fruits. a. What are these type of plants called in which male and female flowers seen separately? b. Name another plant with the same feature. c. If both male and female flowers are seen separately in the same plant, what do you call them? Give examples.