题目内容

The manner by which K+ moves out the cell membrane is ()

A. simple diffusion
B. facilitated diffusion
C. active transport
D. endocytosis
E. exocytosis

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Compared with the simple diffusion, the primary characteristic of facilitated diffusion is ()

A. a diffusion in the same direction as the concentration difference
B. the diffusion volume increasing when the temperature rises
C. a diffusion under the help of membrane proteins
D. not consuming energy
E. a diffusion without saturation

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Which ion is the key factor that involves in releasing of neurotransmitter on the neuromuscular junction ()

A. Cl-
B. K+
C. Mg2+
D. Ca2+
E. Na+

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The accessory structures of the synovial joint include ()

A. ligaments
B. articular disc
C. articular labrum
D. synovial fold
E. synovial bursa

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The pairs of facial cranium include ()

A. nasal bone
B. zygomatic bone
C. lacrimal bone
D. mandible
E. vomer

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The manner by which K+ moves out the cell membrane is ()

A. simple diffusion B. facilitated diffusion C. active transport D. endocytosis E. exocytosis

Compared with the simple diffusion, the primary characteristic of facilitated diffusion is ()

Which ion is the key factor that involves in releasing of neurotransmitter on the neuromuscular junction ()

The accessory structures of the synovial joint include ()

The pairs of facial cranium include ()

A. simple diffusion
B. facilitated diffusion
C. active transport
D. endocytosis
E. exocytosis