FiltersDone

Question type

Essay

Multiple Choice

Short Answer

True False

Matching

Exam 16: Blood

Show Answer

Share

---

All types

Filters

Study FlashcardsPractice ExamLearn

Question 41

Essay

Review LaterAdd Note

Review Later

Give two morphological characteristics of erythrocytes.Why is each advantageous to the cell?

Correct Answer

verified

Lack of a nucleus and the bico...

View Answer

Show Answer

Question 42

Essay

Review LaterAdd Note

Review Later

Mike has classical hemophilia,a clotting disorder,but his case is considered "mild." Contrary to popular belief,Mike doesn't usually have problematic bleeding episodes related to cutting himself; a more severe problem for him would be brought on by a sprained ankle or by having a full body impact,like falling off a horse and landing hard on the ground,injuries considered "closed." With what you have learned about blood coagulation,can you explain how this could be so? Assuming Mike is lacking factor VIII,which pathways does he depend on?

Correct Answer

verified

Only the intrinsic pathway requires fact...

View Answer

Show Answer

Question 43

Multiple Choice

Review LaterAdd Note

The most abundant proteins in blood plasma are

Name the two mechanisms and the factors involved that limit the extent of blood clotting within a vessel.

The two main components of plasma are ________ and ________.Name two other components found in plasma.

The dissolution of fibrin by plasmin is known as ________.

A hemoglobin molecule is composed of

A study was done in 1998 by Dr.Benjamin Levine to explore the role of altitude training in athletic performance.First he trained athletes at low altitude,then measured their finish times in a 5 kilometer run.Then the athletes were placed into one of the following groups: I,living and training at high altitude; II,living at high altitude and training at low; or III,living and training at low altitude.The athletes were then retested in another low-altitude 5 K race.In this study,what are the control and experimental data? What are the dependent and independent variables? The results are expressed as average change in speed of each group.I: -3.4 sec.,II: +13.4 sec.,III: -26.7 sec.Graph and interpret the results.Did the results surprise you? Why or why not? Propose some explanations for the lower performance by the live high-train high group.Why wasn't there a live low-train high group?

Platelets function in

The hormone that regulates the production of red blood cells is ________.

Match each leukocyte to its normal percentage in a differential cell count. -monocytes

Tissue factor is released in the

A normal adult hematocrit would be approximately ________%.

Sonja is 28 years old and weighs 132 lb (2.2 lb = 1 kg).Calculate the following values for her,assuming she is an average healthy adult. A.What is her approximate blood volume? B.What is her approximate plasma volume? C.Assuming a normal hematocrit,what is her volume of cellular elements? D.What is her typical RBC count? E.WBC? F.Differential count? G.Platelets? H.What hemoglobin level would you expect to find?

The primary organ where erythropoietin is produced is the

Erythropoietin (EPO)was first isolated from the urine of anemic patients who had high circulating levels of the hormone.Despite the presence of the hormone that stimulates red cell production,however,these patients were unable to produce adequate amounts of hemoglobin or red cells.Give some possible reasons that the patients' own EPO was unable to correct their anemia.

________ are a group of diseases characterized by the abnormal growth and development of white blood cells,and ________ are diseases where patients have too few white blood cells.

Match the following terms with the correct descriptions. -Phagocytic,these cells make up the majority of WBCs.

Explain how anticoagulant drugs can be useful to heart attack or stroke patients.

Match the name of the pathological condition with its description. -genetic condition resulting in crescent moon-shaped red blood cells