The main effect of vestibulocerebellum is ()
A. coordinating the voluntary movement
B. strengthening muscle tonus
C. weakening muscle tonus
D. controlling the equilibrium of the body
E. establishing of movement program
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The most important hormone especially for development of the bone and the brain is ()
A. growth hormone
B. glucocorticoid
C. mineralocorticoid
D. thyroid hormone
E. parathyroid hormone
Which of the following statements concerning the cardiac base is TRUE? ()
A. it is formed mainly by the left atrium
B. it is formed mainly by the right atrium
C. there is one pulmonary vein on each side
D. it faces to the left
E. it is formed mainly by the right ventricle
Which one of the following structures is located in the left ventricle? ()
A. tricuspid valve
B. aortic valve
C. right auricle
D. left auricle
E. orifice of the coronary sinus
The heart is enclosed in a double-walled membranous sac called___. ()
A. the mediastinum
B. the peritoneum
C. the epicardium
D. the periosteum
E. the pericardium
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