Exam 18: Cardiovascular System: Blood

When actinomyosin of platelets contracts and squeezes the serum out of a clot, the process is called clot ________.

Vascular spasm is triggered by blood vessel injury and further triggered by the release of serotonin.

Compared to young adults, older individuals have relatively less red bone marrow.

Platelets are formed elements.

Which is going to result in significant agglutination?

The iron that has been transferred to the liver after the aged erythrocytes were phagocytized is stored by the protein ________.

Beta-globulins transport ________, whereas gamma-globulins are ________.

The clinical definition of the hematocrit refers to the percentage of

Which most closely approximates the percentage of water in plasma by weight?

Fibrin, which is produced from the plasma protein ________, helps form blood clots.

The molecule to which both oxygen and carbon dioxide can attach in an erythrocyte is called ________.

The most numerous of the formed elements are the

A malnourished person might have abnormally low levels of plasma proteins. As a result, colloid osmotic pressure

________ is the attraction of leukocytes to a site of infection due to the presence of molecules released by damaged cells, dead cells, or invading pathogens.

Macrophages are the converted monocytes that phagocytize bacteria, cell fragments, dead cells, and debris.

The first phase of hemostasis involves

The carbon dioxide molecules that bind to the hemoglobin molecule are attached to the ________ units.

The "buffy coat" in a centrifuged blood sample is composed of

Which leukocytes are granulocytes? A: Neutrophils B: Eosinophils C: Lymphocytes D: Monocytes E: Basophils F: Erythrocytes

Which are characteristic of leukocytes? A: Smaller than erythrocytes B: Have a nucleus C: Have no hemoglobin D: More numerous than erythrocytes E: Depending on type, may or may not contain granules