Assessed task - BLOOD

The main function of RBC is

• a defence against viruses

• carrying oxygen to the cells

• carrying hormones to the body

• help in the blood clotting process

Someone with type B blood can't accept blood types

• AB

• B

• O

Blood group A has

• A antibodies

• O antibodies

• A antigens

• AB antibodies

If parent 1 has blood group A & parent 2 has blood group B their children can have

• Blood Group A

• Blood Group B

• Blood Group O

• all of the above

The blood on the far left may have been made by a victim

• who is tall & standing still

• who is very short & standing still

• who is tall & running

• who is very short & running

The blood spatter on the right of the image shows

• the blood fell on a horizontal surface

• the blood fell on a vertical surface

• that the blood hit the surface at an angle

• the blood fell on a surface at 0 degrees

According to the Blood Spatter video in Lesson 37 gunshot spatter may include

• cast off spatter

• back spatter from the exit wound

• forward spatter from an exit wound

• expired spatter

If an artery is damaged you can expect

• Blood to be blue

• Blood to be dark red

• Blood to trickle out under low pressure

• Blood to spurt out under high pressure

Blood vessels

• veins carry de-oxygenated bright red blood

• veins carry oxygenated dark red blood

• arteries carry oxygenated dark red blood

• Arteries carry oxygenated bright red blood

The smallest blood vessels

• are capillaries & carry oxygenated blood to all our cells

• are capillaries & carry deoxygenated blood to veins

• are capillaries & join together arteries & veins

• are capillaries and all of the above