A&P 2 Chapter 18

The pH of blood is?

7.4

About what percent of CO2 in the blood is dissolved in the plasma as bicarbonate ions?

92?

A person with type ___ blood is referred to as the universal recipient?

AB

Which of the following describes a neutrophil?

Abundant, granular, especially effective against bacteria

Which of the following arises from a myeloid stem cell?

B lymphocytes

A person with type B negative blood may be given which of the following types of blood?

B negative and O negative

A patient has been experiencing severe, persistent allergy symptoms that are reduced when she takes an antihistamine. Before treatment, this patient was likely to have had increased activity of which leukocyte?

Basophils

The statement, "rare, granular, active against parasitic worms" describes?

Eosinophils

Aging and damaged erythrocytes are removed from the circulation by?

Macrophages

A person with type AB blood has ___ antibodies in their blood plasma.

Neither Anti-A nor Anti-B

Thrombocytes are more commonly called?

Platelets

The process in which antibodies attach to antigens, causing the formation of masses of linked cells, is called?

agglutination

Hemolytic anemia would fall under the category of?

anemia caused excessive destruction of erythrocytes

Hemopoiesis takes place in the yolk sac, liver, spleen, lymph nodes, and red bone marrow at which point in a persons life cycle?

before they are born

The plasma protein, fibrinogen is essential for?

blood clotting

Increased erythropoietin causes production of more erythrocytes when?

blood oxygen levels are low

A biconcave disc shape and lack of a nucleus is a characteristic of which blood cell?

erythrocytes

Which of the following types of stems has the potential to give rise to the most different types of cells?

hemocytoblast

The most common type of anemia is?

iron deficiency anemia

People with ABO blood type O ___?

lack both antigens A and B on their erythrocytes

A condition where too few white blood cells are produced is known as?

leukopenia

Damaged or old erythrocytes are destroyed by ___?

macrophages

High counts of this leukocyte indicate viral or fungal infection; tuberculosis, leukemia?

monocytes

Thrombopoietin triggers megakaryocytes to form?

platelets

A blood clot in a blood vessel is known as?

thrombus