Exam 9: Cardiac Physiology

Red blood cell production by the ____________________ is stimulated by the hormone ____________________, which is secreted from the kidney into the blood in response to ____________________.

The precursor for plasmin is ____________________.

Most old erythrocytes are removed from the circulation as they rupture passing through the narrow capillaries of the ____________________.

Pathogens are microorganisms that cause ____________________.

Haemostatic mechanisms are effective for completely arresting bleeding from small vessels, but ruptured medium to large vessels require external intervention to stop the bleeding.

Match the blood cell formation terms labelled a. through e. with their correct characteristic. (Options may be used more than once or not at all.) a.thrombopoietin b.erythropoietin c.colony-stimulating factor d.myeloid stem cell e.pluripotent stem cell -activates megakaryocytes

The intrinsic clotting pathway stops blood in an injured vessel, whereas the extrinsic pathway clots blood that has escaped into the tissues.

The haematocrit is lower than normal in most anaemias.

Why do men have a higher haematocrit than women?

Leukocytes are formed from megakaryocytes.

Which of the following condition(s) would NOT result in increased rates of erythropoiesis?

The three major steps in haemostasis are ____________________, __________________________, and ________________________.

Macrophages, the tissue phagocytes, are derived from which white blood cells?

Which of the following actions occurs in the last step of blood coagulation?

Which plasma globulins are the antibodies?

Match these blood disorders labelled a. through h. with their characteristics. (Options may be used more than once or not at all.) a.aplastic anaemia b.pernicious anaemia c.haemolytic anaemia d.haemorrhagic anaemia e.polycythaemia f.leukaemia g.neutrophilia h.sickle cell anaemia -uncontrolled production of white blood cells

The three types of cellular elements in the blood are ____________________, ____________________, and ____________________.

Which of these statements correctly describes lymphocytes?

What is the most abundant type of cellular element in the blood?

Which of the following is the correct sequence of events leading to clot formation?