CH 18 review questions

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

A molecule of hemoglobin ________.

basophils

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

polycythemia

A patient has been suffering for 2 months with a chronic, watery diarrhea. A blood test is likely to reveal ________.

macrophages

Aging and damaged erythrocytes are removed from the circulation by ________.

abundant, granular, especially effective against bacteria

Which of the following describes a neutrophil?

immunoglobulin

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

It is the most abundant plasma protein.

Which of the following statements about albumin is true?

Blood is slightly more viscous than water.

Which of the following statements about blood is true?

It facilitates the proliferation and differentiation of the erythrocyte lineage.

Which of the following statements about erythropoietin is true?

They have no nucleus.

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

platelets

Which of the formed elements arise from myeloid stem cells?

an Rh− mother is carrying a second Rh+ fetus

Hemolytic disease of the newborn is a risk during a subsequent pregnancy in which ________.

inadequate production of clotting factors

Hemophilia is characterized by ________.

all of the above

Interleukins are associated primarily with which of the following?

platelets

Thrombocytes are more accurately called ________.

lack both antigens A and B on their erythrocytes

People with ABO blood type O ________.

common pathway

Prothrombin is converted to thrombin during the ________.

are involved with specific immune function

T and B lymphocytes ________.

vascular spasm

The first step in hemostasis is ________.

emigration

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

agglutination

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

copper, zinc, and vitamin B12

The production of healthy erythrocytes depends upon the availability of ________.