Kaap 310 Lab: Practical 1

The liquid portion of blood is called the ____

plasma

which statement best describes the shape of an erythrocyte?

round and flattened with a thin center

Type O blood has erythrocytes containing both A and B antigens

False

Anti-A antibodies are present in the plasma of people with what blood type?

B

O

A patient with type B blood needs an emergency blood transfusion, but the hospital does not have any more type B blood to give. Which of the following is a safe alternative for the patient to receive?

Type O blood

Formed elements of blood are suspended in a liquid extracellular matrix called plasma

True

If the hematocrit value of an adult male is 40%, his hematocrit is ______

lower than normal

One function of erythrocytes is to pick up carbon dioxide from the tissues and unload it in the lungs.

True

Hemoglobin is located in

red blood cells

Type AB blood has erythrocytes containing

both A and B antigens

An adult male has a blood hemoglobin content of 12 g Hb/100 mL. This value is

lower than normal

A person with type AB blood will contain _____ in their plasma

neither anti-A nor anti-B antibodies

Which of the following transfusions will result in agglutination?

• Type B recipient and type A donor

• Type O recipient and type AB donor

Hematocrit is the percentage of blood volume composed of leukocytes and platelets

False

Each hemoglobin molecule can bind up to ____ molecules of oxygen

four

An adult female has a blood hemoglobin content of 18 g Hb/100 mL. this value is

higher than normal

Which of the following hematocrit values would you expect in an adult man athlete who is blood doping?

55%

Hemoglobin is composed of four protein chains, each with an iron-containing heme group.

True