Skip to main content

My Channels

17. Blood

Introduction To Blood

17. Blood

Introduction To Blood

Guided videos.

Learn with Jason

Go to the course

Functions of Blood

Functions of Blood

Jason Amores Sumpter

Composition of Blood

Composition of Blood

Jason Amores Sumpter

Introduction to Blood Example 2

Introduction to Blood Example 2

Jason Amores Sumpter

Introduction to Blood Example 1

Introduction to Blood Example 1

Jason Amores Sumpter

Additional 6 creators.

Learn with other creators

Primary Functions Of Blood - Components Of Blood

Primary Functions Of Blood - Components Of Blood

Blood Components

Blood Components

Dr Matt & Dr Mike

Composition of Blood

Composition of Blood

The Composition and Function of Blood

The Composition and Function of Blood

Professor Dave Explains

The Circulatory System: Functions of Blood - Explained in 2 minutes!

The Circulatory System: Functions of Blood - Explained in 2 minutes!

6 Functions of blood || Explained in 1 min

6 Functions of blood || Explained in 1 min

Blood, Part 1 - True Blood: Crash Course Anatomy & Physiology #29

Blood, Part 1 - True Blood: Crash Course Anatomy & Physiology #29

PE: The Components of Blood

PE: The Components of Blood

Showing 9 of 9 videos

Practice this topic

Multiple Choice

Plasma accounts for _____% of all blood, and water accounts for _____% of plasma.

Has a video solution.

Multiple Choice

The most numerous formed element in blood are the ____________, and their function is ____________.

Has a video solution.

Multiple Choice

The percentage of blood volume occupied by erythrocytes is called the __________.

Multiple Choice

Which of the following is NOT a role of albumin?

Multiple Choice

Which of the following is a characteristic of a mature erythrocyte?

Multiple Choice

One molecule of hemoglobin can bind a maximum of __________ oxygen molecules.

Multiple Choice

Erythropoiesis is best defined as __________.

Multiple Choice

Erythropoietin (EPO) is made primarily by the __________.

Multiple Choice

Aging red blood cells are fragmented and trapped in the __________.

Multiple Choice

Platelets are derived from __________.

Multiple Choice

A healthy adult male has approximately __________ liters of blood.

Multiple Choice

A major plasma protein that maintains the blood osmotic pressure is __________.

Multiple Choice

Granulocytes do NOT include __________.

Multiple Choice

Mature red blood cells in the circulating blood are filled primarily with __________.

Multiple Choice

The most numerous leukocyte is the __________.

Multiple Choice

The terms biconcave and anucleated apply to __________.

Multiple Choice

Which of the following is a protective function of blood?

Multiple Choice

Which of the following is a function of erythrocytes?

Multiple Choice

The percentage of total volume used to determine the number of erythrocytes in a blood sample is referred to as the __________.

Multiple Choice

The buffy coat that appears after a sample of blood has been centrifuged contains __________.

Multiple Choice

Which of the following factors has the greatest effect on making RBCs very efficient oxygen transporters?

Textbook Question

The blood volume in an adult averages approximately a. 1 L, b. 3 L, c. 5 L, d. 7 L.

Has a video solution.

Textbook Question

Multiple Choice More than one choice may apply. Which would lead to increased erythropoiesis? a. Chronic bleeding ulcer b. Reduction in respiratory ventilation c. Decreased level of physical activity d. Reduced blood flow to the kidneys

Has a video solution.

Textbook Question

The hormonal stimulus that prompts red blood cell formation is a. serotonin, b. heparin, c. erythropoietin, d. thrombopoietin.

Has a video solution.

Textbook Question

The formed elements of the blood include (a) plasma, fibrin, and serum, (b) albumins, globulins, and fibrinogen, (c) WBCs, RBCs, and platelets, (d) all of these.

Has a video solution.

Textbook Question

All of the following are true of RBCs except a. biconcave disc shape, b. life span of approximately 120 days, c. contain hemoglobin, d. contain nuclei.

Has a video solution.

Textbook Question

Blood temperature is approximately___ , and blood pH averages___. (a) 36 °C, 7.0, (b) 39 °C, 7.8, (c) 38 °C, 7.4, (d) 37 °C, 7.0

Has a video solution.

Textbook Question

Plasma contributes approximately_____ percent of the volume of whole blood, and water accounts for percent of the plasma volume. (a) 55, 92, (b) 25, 55, (c) 92, 55, (d) 35, 72.

Has a video solution.

Textbook Question

Blood proteins play an important part in a. blood clotting, b. immunity, c. maintenance of blood volume, d. all of the above.

Has a video solution.

Textbook Question

Serum is (a) the same as blood plasma, (b) plasma minus the formed elements, (c) plasma minus the proteins, (d) plasma minus fibrinogen, (e) plasma minus the electrolytes

Has a video solution.

Textbook Question

The normal pH of the blood is about a. 8.4, b. 7.8, c. 7.4, d. 4.7.

Has a video solution.

Textbook Question

What five major functions are performed by blood?

Has a video solution.

Textbook Question

a. List the three major categories of formed elements. b. Which is least numerous? c. Which comprise(s) the buffy coat in a hematocrit tube?

Has a video solution.

Textbook Question

Multiple Choice More than one choice may apply. Plasma without the clotting proteins is called a. serum. b. whole blood. c. fibrin. d. tissue factor.

Has a video solution.

Textbook Question

Name the three major types of plasma proteins and identify their functions,

Has a video solution.

Textbook Question

Albumin a. is a blood buffer. b. helps maintain blood's osmotic pressure. c. distributes body heat. d. transports certain molecules.

Has a video solution.

Textbook Question

If you had a high hematocrit, would you expect your hemoglobin determination to be low or high? Why?

Has a video solution.

Textbook Question

a. Describe the process of erythropoiesis. b. What name is given to the immature cell type released to the circulation? c. How does it differ from a mature erythrocyte?

Has a video solution.

Textbook Question

Name as many different categories of substances carried in plasma as you can.

Has a video solution.

Textbook Question

Name the formed elements that arise from myeloid stem cells. Name those arising from lymphoid stem cells.

Has a video solution.

Textbook Question

a. Describe the appearance of platelets and state their major function. b. Why should platelets not be called 'cells'?

Has a video solution.

Textbook Question

Erythropoietin directly stimulates RBC formation by (a) increasing rates of mitotic divisions in erythroblasts, (b) speeding up the maturation of red blood cells, (c) accelerating the rate of hemoglobin synthesis, (d) all of these.

Has a video solution.

Textbook Question

If you had a high hematocrit, would you expect your hemoglobin determination to be high or low? Why?

Has a video solution.

Textbook Question

Discuss hemoglobin relative to its chemical structure, its function, and the color changes it undergoes during loading and unloading of oxygen.

Has a video solution.

Textbook Question

A middle-aged college professor from Boston is in the Swiss Alps studying astronomy. He arrived two days ago and plans to stay the entire year. However, he notices that he is short of breath when he walks up steps and that he tires easily with any physical activity. His symptoms gradually disappear; after two months, he feels fine. Upon returning to the United States, he has a complete physical exam and is told that his erythrocyte count is higher than normal. (a) Attempt to explain this finding. (b) Will his RBC count remain at this higher-than-normal level? Why or why not?

Has a video solution.

Textbook Question

Relate the structure of hemoglobin to its function,

Has a video solution.

Textbook Question

Which of the following is not a formed element of blood?

a. Erythrocyte

b. Leukocyte

c. Mast cell

d. Platelet

Has a video solution.

Textbook Question

Which of the following plasma proteins is responsible for osmotic pressure?

a. γ-Globulins

b. Albumin

c. α-Globulins

d. Clotting proteins

Has a video solution.

Textbook Question

List the seven major functions of blood.

Textbook Question

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

a. Erythrocytes are biconcave discs with prominent nuclei.

Has a video solution.

Textbook Question

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

b. The main function of erythrocytes is to transport oxygen on the protein hemoglobin.

Has a video solution.

Textbook Question

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

c. Hemoglobin forms oxyhemoglobin when it binds to oxygen.

Has a video solution.

Textbook Question

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

d. Hemoglobin consists of two polypeptide chains bound to a heme group.

Has a video solution.

Textbook Question

Erythropoiesis requires stimulation from the hormone:

a. thrombin.

b. thrombopoietin.

c. thymosin.

d. erythropoietin.

Has a video solution.

Textbook Question

Fill in the blanks: Erythrocytes are derived from stem cells called____ , circulate in the blood for approximately _______days, and are destroyed by an organ called the ______ .

Has a video solution.

Textbook Question

Platelets are derived from cells called:

a. thromboblasts.

b. leukoblasts.

c. megakaryocytes.

d. thrombokaryocytes.

Has a video solution.

Textbook Question

Explain how blood, being a liquid, enables all its components (formed elements and plasma) to perform their functions.

Has a video solution.

Showing 57 of 57 practice