Science, asked by ygbhaskar06, 1 month ago

ha state the pa function arteries & veins
Explain why veins have tunvonies while
arteries do not

Answers

Answered by faiz08032007

Answer:

Unlike arteries, veins contain valves that ensure blood flows in only one direction. (Arteries don't require valves because pressure from the heart is so strong that blood is only able to flow in one direction.) Valves also help blood travel back to the heart against the force of gravity.

Explanation:

HOPE IT WILL HELP YOU

PLEASE MARK ME AS BRAINLIST

Previous Question

Next Question

Similar questions

Accountancy, 25 days ago

Q6. Journalise the following entries: < Date Details Amount 2019 Rs. June 05 Business started with cash 2,00,000 June 08 Opened a bank account with Syndicate Bank 80,000 June 12 Goods purchased on credit from M/s Gulmohar Fashion House 30,000 June 12 Purchase office machines, paid by cheque 20,000 June 18 Rent paid by cheque 5,000 June 20 Sale of goods on credit to M/s Mohit...

Science, 25 days ago

B. (c) Humidity & Temperature Correct the following statements by replacing the highlighted word: 1. Warm air is heavier than the cold air.

Math, 25 days ago

A ceiling fan has 13 -centimeter blades (so the radius of the circular fan is 13 centimeters). Suppose the fan turns at a rate of 43 revolutions per minute. (a) Find the angular speed of the fan in radians per minute. (b) Find the linear speed of the tip of a blade in centimeters per minute. Do not round any intermediate computations, and round your answer to the nearest whole number.