Anatomy: Chapter 19 - 22 - Quiz Questions
The average life span of a red blood cell is about
4 months
Veins that return blood to the heart are also referred to as ________ vessels.
Afferent
The innermost layer of the heart wall is the
Epicardium
Which of the following is an agranulocyte?
Monocyte
The muscle layer of the heart is the ________.
Myocardium
In adults, the stem cells responsible for the production of red and white blood cells originate primarily in the
Red bone marrow
The vessel that supplies blood to the arm, shoulder, chest wall, back, and spinal cord is called the ________.
Subclavian artery
Fresh whole blood is usually collected through a procedure called
Venipuncture
________ is a condition in which the oxygen-carrying capacity of RBCs is reduced.
Anemia
Platelets
Are a major component of the vascular clotting system
The ________ circuit carries blood to and from all parts of the body except the lunds.
Systemic
The average pressure in the right ventricle is ________ the pressure in the left ventricle.
Considerably lower than
Which two hormones play a role in promoting the milk reflex and in maintaining breast milk production in a mother's breasts?
Prolactin and oxytocin
Pus associated with infected wounds contain which type of white blood cells
Neutrophils
The chief difference between plasma and serum involves the
Presence/absence of clotting proteins
The percentage of blood volume composed of red blood cells is termed (the) ________.
Hematocrit
A sample of tissue from an injury shows a large number of eosinophils. This would indicate that the tissue was
Infected by parasites
The cardiac pacemaker cells are located in which of the following?
SA node
The two collecting ducts that ultimately drain the lymphatic vessels are the
Thoracic duct & right lymphatic duct
The tricuspid valve is located
Between the right atrium and right ventricle
The function of hemoglobin is to
Bind and transport oxygen and carbon dioxide
________ permit the exchange of nutrients, dissolved gases, and waste products between the blood and surrounding tissues.
Capillaries
Relaxation of the heart chambers is called
Diastole
Erythropoietin is most likely released under which of the following conditions?
During anemia
________ are the most abundant cell population of the formed elements of blood.
Erythrocytes
Which of the following stimulates the production of red blood cells?
Erythropoietin
