1. Why would there be cause for concern if a young pregnant mother is Rh-, her husband is Rh+, and this is their second child? (pg 655)
RhoGAM prevents the mother from sensitizing herself against her child. If the second child is RH+ and she did not take RhoGAM, there is a chance the mother will be sensitive to the second child and the child is at a risk of develop erythroblastosis fetalis and die before birth.
2. A patient complains of no energy, a chronic sore throat, a low-grade fever, and is tired and achy. His doctor notes an enlarged spleen upon examination. What diagnosis would you expect and what definitive test would you request? (pg 657)
The person may have a possible infectious mononucleosis. We use a differential white blood cell count test to look for elevated numbers of monocytes and atypical lymphocytes.
3. A man enters the hospital complaining of chest pain. His history includes smoking, a stressful job, a diet heavy in saturated fats, lack of exercise, and high blood pressure. Although he is not suffering from a heart attack, his doctor explains to him that a heart attack is quite possible. What did the chest pain indicate? Why is this man a prime candidate for a heart attack?
Symptoms indicate angina pectoris, because of his coronary arteries are closing (atherosclerosis), the heart muscle could be deprived of blood, and therefore oxygen; if vessels continue to close his risk of heart attack goes up.
4. A patient was admitted to the hospital with chest pains. On admission, his pulse was 110 and blood pressure was 96/64. According to his history, his normal pulse rate is usually between 80 and 88 and his blood pressure runs from 120/70 to 130/80. Explain why these changes in BP and HR occur. (pages 682, 684) Increased heart rate without having a normal blood pressure indicates a reduced stroke, cause by drop in blood volume and having a weak heart. Having chest pain indicates that the heart is not...
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