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
The pairs of facial cranium include ()
A. nasal bone
B. zygomatic bone
C. lacrimal bone
D. mandible
E. vomer
Which one of the following organs is the lower alimentary duct? ()
A. stomach
B. ileum
C. vermiform appendix
D. rectum
E. duodenum
The upper respiratory tract is ()
A. From larynx to bronchi
B. From nose to principal bronchi
C. From nose to trachea
D. Nose, pharynx and larynx
E. Nose and pharynx
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