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单选题 The trachea is kept open by 16-20 C-shaped rings of cartilage separated by _____
学科：医学专业英语
时间：2023-12-23 15:54:01
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题目1单选题
Which one of the followings is not the function of nasal cavityA. helping filter out foreign particlesB. warming airC. swallowing irritantsD. moistening air
题目2单选题
What is the second organ that air passes through in human bodyA. larynxB. pharynxC. tonsilsD. trachea
题目3单选题
What are the three divisions of the pharynxA. nasopharynxB. oropharynxC. hypopharynxD. all are right
题目4单选题
What part of the pharynx serves as the common passageway for air and foodA. oropharynxB. laryngopharynxC. pharynxD. nasopharynx
题目5单选题
The _____, a flap of cartilage acting like a lid over the larynx, lies over the entrance to the larynxA. uvulaB. epiglottisC. tonsilsD. vocal cord
题目6单选题
The trachea is kept open by 16-20 C-shaped rings of cartilage separated by _____A. blood tissueB. muscle tissueC. fibrous connective tissueD. nervous tissue
题目7单选题
At the end of the bronchioles are clusters of air sacs called______A. alveolusB. bronchioleC. capillaryD. alveoli
题目8单选题
Each lung is enveloped in a double-folded membrane called _____A. pleuraB. skinC. chestD. mucous membrane
题目9单选题
The outer layer of the pleura is called ______A. parietal pleuraB. mediastinumC. visceral pleuraD. diaphragm
题目10单选题
The cycle of _____ really begins when the phrenic nerves stimulate the diaphragm to contract and flattenA. respirationB. hematopoiesisC. swallowingD. emulsification
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