A 29-year-old man sustains a left femoral fracture in a motorcycle accident. His leg is placed in a plaster cast. After his left leg has been immobilized for 6 weeks, the diameter of the left calf has decreased in size. This change in size is most likely to result from which of the following alterations in his calf muscles?()
Aplasia
B. Atrophy
C. Dystrophy
D. Hyalinosis
E. Hypoplasia
查看答案
A 60-year-old woman with breast cancer and widespread bony metastases is found to have calcification of multiple organs. The calcifications are best described as()
A. Dystrophic with decreased serum calcium.
B. Dystrophic with increased serum calcium.
C. Metastatic with decreased serum calcium.
D. Metastatic with increased serum calcium.
Which of the following is not correct ()
A neoplasm is an abnormal mass of tissue
B. The growth of neoplasm exceeds and is uncoordinated with that of the normal tissues
C. The growth of neoplasm will stop after cessation of the stimuli which evoked the change
D. Benign tumor usually remains localized
E. Not all cancers will cause death
A 44-year-old woman feels painless lumps in her armpit, which were not present a month ago. On examination, right axillary lymphadenopathy is present. The nodes are painless but firm. Which of the following is the most likely lesion in her right breast?()
Acute mastitis with abscess
B. Fibroadenoma
Carcinomain situ
D. Infiltrating ductal carcinoma
E. Leiomyosarcoma
what is the main etiology of Acute pancreatitis?()
A. alcoholism
B. Trauma
C. Ischemia
D. Shock
E. Viral infections