Chapter 14 (Transport) F.Sc 1st Year Biology Short Questions

By | June 16, 2016

Level: F.Sc (Pre-Engg)
Class: 1st Year
Board: Punjab Textbook Board
Subject: Biology
Chapter 14: Transport
Type: Short Questions
Author: Kiran Mehtab
Pages: 10
PDF Size: 2 MB

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What is haemorrhage? Give its effects.

It is the discharge of blood from blood vessels. Especially important is, the brain haemorrhage which results from bursting of any of the arteries supplying the brain. Slow haemorrhages may not cause decrease in the volume of blood, as this may be replaced as rapidly as it is lost. However, the lost red blood cells and their pigment, haemoglobin, may not be replaced and often the first signs and symptoms of severe chronic blood loss are those of anaemia: tiredness, pallor, and breathlessness on exertion. Severe haemorrhage, if untreated, may result in fainting and even death.

What are the major components of lymphatic system?

The system comprises of lymph capillaries, lymph vessels, lymphoid masses, lymph nodes, and lymph – the fluid which flows in the system.

What is lymph?

The fluid that enters the lymph capillaries is called lymph.

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