Unit4- 1.2~ Functions of blood

Question 1

Explain the functions of blood: Transport

Answer 1

• It transports nutrients and materials to and from cells, required for life around the body
• It takes oxygen processed by lungs to all cells then collects Co2 from cells and delivers to lungs
• Collects metabolic waste from up and down the body to the kidneys
• Transports nutrients/glucose of the digestive system to other body parts
• Transports hormones produced by glands to endocrine system

Question 2

What are the functions of blood?

Answer 2

• Transport
• Temperature regulation
• Exchange of materials with body tissues
• Preventing infection
• Blood clotting

Question 3

Explain the functions of blood: Temperature regulation

Answer 3

• When body temp rises, blood vessels close to the body surface dilates, increasing in size
• This allos the body to rid itself excess heat through skin
• Conversely, if body temp drops, surface blood vessels constricts to conserve body heat
• The catdiovascular system works with body’s sweating mechanism to regulate body temp

Question 4

Explain the functions of blood: Exchange of materials in body tissues

Answer 4

• Blood capillaries is where the exchange of materials between circulation and cells occur

Question 5

Explain the functions of blood: Preventing infections

Answer 5

White blood cells found in blood are responsible for safeguarding the different organs by producing antibodies and proteins, which fights off and kills germs and viruses.

Question 6

Explain the functions of blood: Blood clotting

Answer 6

The platelets, presented in blood, handles the task of limitngblood loss in the wake of an injury by helping the blood to clot quickly