Blood transfusion

How much blood does an adult have?

• 5 liters

• 10 liters

• 8 liters

• 20 liters

Tags

NGSS.MS-LS1-3

What is plasma?

• only white blood cells

• only red blood cells

• fluid part of blood

• hemoglobin

What blood type is the "universal donor" because it can be donated to anyone?

• A
• B
• AB
• O

Which of the following best describes an antigen?

• A protein on the surface of a red blood cell

• A type of red blood cell

• A protein that binds to foreign molecules, signaling the immune system to attack

A blood transfusion is when...

• Someone gives blood to someone else

• Someone's blood transforms into a different type

• The antibodies of one blood type attack the antigens of another

A buffer is defined as the

• ability to resist pH change

• ability to prevent pH from decreasing

• ability to resist a pH increase

• ability to resist pH change when small amount of acid added

What is the only substance with a neutral pH of 7?

• Milk
• Orange Juice
• Water
• Blood

Buffers allow us to keep

• Homeostasis

• Dynamic equilibrium

• Cell transport

• Selective permeability

Tags

NGSS.HS-LS1-3

Whats the main function of the lymphatic system?

• removes extra fluid from tissues and returns it to the blood stream

• cleans the body

• takes fluid from capillaries

if the extra fluid (not reabsorbed into the capillaries) is left in the tissues, it would cause ________

• blisters

• swelling

• bruises

Tags

NGSS.HS-LS1-3