A&P II Chapter 17 Homework

You are caring for a female adult patient who weighs 40 kg (90 lbs). Assuming no loss of blood, what would her approximate blood volume be?

3.8 L

Formed elements make up about what percentage of blood?

45%

White blood cells that release histamine at the site of an injury are

basophils

The common pathway of coagulation begins with the

conversion of Factor X to prothrombin activator.

When a person who lives at sea level vacations in the rocky mountains you would expect to see: a. A rise in hematocrit levels b. An increase in erythropoiesis c. a drop in oxygen levels d. all of the above

d. all of the above

An obstruction in blood flow to the kidneys would ultimately result in: a. decreased iron absorption b.renal anemia c. increased sensitivity to vitamin K.i d. decreased erythropoiesis. e. increased erythropoiesis

e. increased erythropoiesis

Red blood cell production is regulated by the hormone ________ which is mostly produced in the ________.

erythropoietin; kidneys

Rouleaux refers to the ability of RBCs to

form stacks

The waste product bilirubin is produced from

heme molecules lacking iron

Which of the following descriptions best matches the term colony stimulating factor?

hormone that regulates blood cell formation

Granulocytes form in

red bone marrow

A condition where pathogens are present and multiplying in the blood is called

septicemia

The most abundant component of plasma is

water

The combination of plasma and formed elements is called

whole blood

Describe hemoglobin

Hemoglobin is a protein inside RBCs that binds oxygen.

Which plasma protein is a major contributor to the osmotic pressure of plasma?

albumin

The most abundant proteins in blood plasma are

albumins

Hemolytic disease of the newborn may result if

an Rh-negative mother carries an Rh-positive fetus