Which of the following would likely result in a diagnosis of AIDS in a patient?
A. a positive HIV test accompanied by a low HIV RNA level
B. a positive HIV test accompanied by a very low CD4 T cell count
C. a negative HIV RNA test and a high CD4 T cell count
D. a negative HIV antibody test and a positive nucleic acid test
Answer: B
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This urinary bladder tumor most likely has the histological features of a
A. squamous cell carcinoma B. oat-cell carcinoma C. adenocarcinoma D. transitional cell carcinoma E. leiomyosarcoma
Answer the following statement(s) true (T) or false (F)
1. Smoking is the key risk factor for bladder cancer. 2. The majority of brain cancers develop for no apparent reason. 3. An oncogene is a gene involved in the transformation of a normal cell into a cancer cell. 4. Cigarette smoke is a complete carcinogen because it acts as both an initiator and a promoter. 5. Two significant actions a person can take to minimize his or her risk for cancer are to avoid tobacco and eat a diet rich in fruits and vegetables.
Identify the ability to exercise dynamically, utilizing large muscle groups at moderate to high intensities for prolonged periods of time.
a. muscular strength and power b. muscular fitness c. cardiorespiratory endurance d. all of the above
The effects of abuse in a person who has used psychedelic drugs for a long period of time include
A. constipation and drowsiness B. high energy and mental alertness C. hallucinations and paranoia D. reduced anxiety and sedation E. euphoria and relief of pain