Which is related to information transmission in presynaptic element ? ()
A. microtubule
B. neurofilament
C. mitochondria
D. synaptic vesicle
E. microfilament
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In peripheral nerve fibers, sheath cells are ()
Astrocytes
B. Oligodendrocytes
C. Satellite cells
D. Ependymal cells
E. Schwann cells
Electron micrograph shows that basophilic Nissl bodies are ()
A. mitochondria
B. rough endoplasmic reticulum
C. smooth endoplasmic reticulum
D. lysosome
E. Golgi complex
Which one is the special structure of cardiac muscles? ()
A. transverse tubule
B. intercalated disc
C. triad
D. sarcoplasmic reticulum
E. myofibril
Sarcoplasmic reticulum in skeletal muscle is ()
A. rough endoplasmic reticulum
B. smooth endoplasmic reticulum
C. Golgi complex
D. microfilament
E. filament
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