产妇,28岁,产后第3天出现高热,体温达39度,下腹压痛,恶露增多,有臭味。查体:子宫体软,子宫底脐上1指,余无明显异常。应考虑该产妇为( )
A. 子宫内膜炎
B. 下肢血栓性静脉炎
C. 急性盆腔结缔组织炎
D. 急性盆腔腹膜炎
E. 急性宫颈炎
An important histologic characteristic of the distal smallintestine (ileum) is the
A. absence of villi from the luminal surface
B. concentration of outer smooth muscle layer into bands
C. aggregation of lymphatic nodules in the mucosa and submucosa
D. presence of submucosal glands that drain into the crypts of Lieberkuhn
Which of the following descriptions correctly characterizesthe mucosal epithelium of the human esophagus?
A. Pseudostratified columanar
B. Nonkeratinized stratified squamous
C. Simple columnar
D. Keratinized stratifiedsquamous
E. Stratified cuboidal
The muscularis externa of the human esophagus differs from that of the rest of the alimentary canal because it
A. contains only a single thick layer of smooth muscle
B. is continuous with the muscularis mucosae with no intervening submucosa
C. contains exclusively striated muscle in the upper one-third of the esophagus
D. forms three distinct longitudinal bands on the outside of the esophagus
E. contains three distinct layers of smooth muscle in an orthogonal array
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