Exam 11: Blood

An embolus could block blood flow to the ________ resulting in a myocardial infarction or it may block blood in the ________ and cause a stroke.

Sometimes the immune system overreacts from exposure to a normally harmless thing like cat hair.Subsequent exposure to this allergen elicits a massive inflammatory response.Because the chemical histamine is the cause of this inflammation,what cell type is most likely behind the problem?

Neutrophils engulf microbes by phagocytosis to fight an infection.Normally,they perform this function for some time but then die off.These dead cells and other foreign materials form pus.What cells then clean up all the dead neutrophils?

Match each definition in the first column to the correct term in the second column. -Cells that stain purple and release histamine.

Explain the steps involved in the clotting process.

Plasma ________ make up about 7% of the plasma and help balance water flow between the blood and the tissues.

Clots are dissolved by an enzyme called ________ after the wound has healed.

Match each definition in the first column to the correct term in the second column. -This enzyme digests fibrin.

A child has a bicycle accident and is rushed to the ER.The doctors stop the bleeding but the child needs a transfusion.Fortunately,the patient is AB positive so the doctors can give him ________.

________ is the group of white blood cells that lacks visible granules in the cytoplasm.Included in this group are monocytes and lymphocytes.

If a person cannot make enough of the plasma protein ________,then they might have problems with water balance.

A diet very low in iron may mean that a person cannot make the formed elements called ________.

Which of these conditions is a cancer of the blood cells that causes uncontrolled division of white blood cells,causing the number of cells to greatly increase?

Match each definition in the first column to the correct term in the second column. -A group of white blood cells that lacks granules.

A group of teenagers decided to use Zack's old clunker to ride to a party on a cold winter night.The old auto had a failing engine and was also very noisy because the exhaust system was rusting out.While they were at the event,a heavy snowstorm dropped three feet of snow over the countryside with drifts quite a bit higher.As Zack rounded a curve late that night,he apparently skidded on some black ice and plowed into a high drift.Unable to get the car out of the drift,they decided to spend the rest of the night in the car with the engine running to stay warm.The next morning,they were all found dead without a mark of violence on them.What happened?

How are the red blood cells produced in the body and what might stimulate this process?

________ is the process whereby cells engulf pathogens and foreign substances.

Which of these white blood cells gives rise to plasma cells,which can then produce antibodies?

Which of these leukocytes are the most abundant and begin to phagocytize pathogens to reduce the spread of infection?