PTA 170 Learning Assessment 2 test questions

What are compensation mechanisms for individuals with anemias?

Peripheral vasoconstriction

Tachycardia

What causes numbness and tingling in the fingers of individuals with untreated pernicious anemia?

Vitamin B12 deficit causing peripheral nerve demyelination

What are typical early signs/symptoms of anemia?

Pallor, dyspnea, and fatigue

The pathophysiology of sickle cell anemia involves:

Abnormal hemoglobin (HbS) which leads to changes in the shape of erythrocytes.

Why do multiple opportunistic infections develop with acute leukemia?

Many nonfunctional immature leukocytes

Why is excessive bleeding a common occurrence with acute leukemia?

Thrombocytopenia

Non-Hodgkin’s lymphoma differs from Hodgkin’s lymphoma in that non-Hodgkin’s lymphoma usually presents as:

Multiple, scattered, enlarged and painless lymph nodes

All of the following can be causes of iron deficiency anemia except:

Vitamin B12 deficit

When stroke volume decreases, which of the following could maintain cardiac output?

Increased heart rate

Which of the following factors greatly improves venous return to the heart during strenuous exercise?

Contraction and relaxation of skeletal muscle

What will a partial obstruction in a coronary artery likely cause?

Angina attack

What does the term arteriosclerosis specifically refer to?

Degeneration with loss of elastically and obstruction in small arteries

Modifiable factor that increases the risk for atherosclerosis include:

Sedentary life style

When comparing angina with myocardial infraction (MI), which statement is true?

Anginal pain is relieved by rest and intake of nitroglycerin; pain of MI is not