Chapter 18 The cardiovascular system: blood

Which of the following statements about erythropoietin is true?

It facilitates the proliferation and differentiation of the erythrocyte lineage.

Which of the following statements about mature circulating erythrocytes is true?

They have no nucleus

Which of the following describes neutrophil?

abundant, granular, especially effective against bacteria

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

agglutination

hemolytic disease of the newborn is a risk during a subsequent pregnancy in which?

an Rh- mother is carrying a second Rh+ fetus

Prothrombin is converted to thrombin during the?

common pathway

A molecule of hemoglobin

consists of four globin proteins, each bound to a molecule of heme

The process by which leukocytes squeeze through adjacent cells in a blood vessel wall is called?

emigration

People with ABO blood type O?

lack both antigens A and B on their erythrocytes

Thrombocytes are more accurately called?

platelets

first step of hemostasis?

vascular spasm

Which of the formed elements arises from myeloid stem cells?

B cells, natural killer cells, platelets

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

Basophils

A patient has been suffering for 2 months with chronic, watery diarrhea. A blood test will likely reveal?

Polycythemia

T and B lymphocytes

are involved with specific immune function

The production of healthy erythrocytes depends upon the availability of?

copper, zinc, and vitamin B12

Which of the following plasma proteins is not produced by the liver?

immunoglobulin

Hemophilia is characterized by?

inadequate production of clotting factors

Aging and damaged erythrocytes are removed from the circulation by?

macrophages

Interleukins are associated primarily with which of the following?

production of various lymphocytes, immune responses, inflammation