70. A 28-year-old woman is diagnosed with hypertrophic cardiomyopathy. On echo, her left ventricular wall is massively thickened. How does this structural change impair cardiac function?

42. Down syndrome (Trisomy 21) is caused by which chromosomal abnormality?

Describe competition; please be specific in your description, include what species compete for and why.  In addition, contrast intraspecific and interspecific competition using named examples. What was proposed by the Gause’s concept of competitive exclusion?

A new nurse is observing their preceptor use sterile technique to drain a PleurX catheter for malignant pleural effusions when the new nurse notices the preceptor place a used cleaning swab on the field. How should the new nurse respond? 

Section 10: Congenital Disorders 57. How do congenital disorders differ from genetic (hereditary) disorders?

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Questions 21-30: Match each definition in the left column with the correct term in the right column.  

75. A patient’s dermoid ovarian cyst is removed and pathology confirms it contains teeth, hair, and fatty tissue. Based on the lecture, this is best classified as which type of tumor, and what is the significance of this classification?

15. The T wave on an ECG represents:

Section 11: Applied & Integrative Questions 60. A 38-year-old pregnant woman and her partner both appear healthy but are found to be carriers of a recessive disorder. Which of the following accurately describes the risk to their children?