List of autonomic ganglia and describe their functions. Describe functions of thrombin . Define humoral immunity and state mechanisms of immunoglobulins action . Describe mechanics of quiet inspiration . Explain neural and local factors that control airway resistance . Name medullary and pontine respiratory centers . Explain role of medullary centers in controlling respiration . Enumerate characteristic that enable the sino-atrial node to be pacemaker of the . Describe the factors affecting its firing rate . list functions of the atrio-ventricular node and outline different degrees of atrio-ventricular heart block. list different phases of ventricular systole of the cardiac cycle .mention changes of left ventricular and aortic pressures during these phases and their relation to the state of aortic valve . Describe long lasting mechanisms of cardiac reserve and explain its limitations. Locate the site of arterial baroreceptors and explain its role in correction of the drop in arterial blood pressure during acute hemorrhage . Outline factors that affect venous return to the heart . Describe the physiological characteristic of coronary circulation and explain causes of following myocardial infarction . June 2012 Answer the Following Questions : Section 1 : Describe saltatory conduction and mention its advantages (3 marks) Describe effect of long duration, moderate, moderate intensity exercise training on the skeletal muscle fibers. (3 marks) Compare between the effects of sympathetic and parasympathetic stimulation on the eye and on the salivary. (3 marks ) Mention the sites of nicotinic receptors and the mechanism of their stimulation (3 marks ) Describe four functions of plasma protiens. (3 marks) Mention the type and the cause of anemia in gastric mucosal atrophy. (2 marks) Explain the role of B-lymphocytes in immunity. (2 marks) Section 2 : A. Why velocity is slowest in the capillaries ? Mention the significance of this. (3 marks ) B . Describe charactersitic functions of the AV nodal conduction . (3 marks)
List of autonomic ganglia and describe their functions. Describe functions of thrombin . Define humoral immunity and state mechanisms of immunoglobulins action . Describe mechanics of quiet inspiration . Explain neural and local factors that control airway resistance . Name medullary and pontine respiratory centers . Explain role of medullary centers in controlling respiration . Enumerate characteristic that enable the sino-atrial node to be pacemaker of the . Describe the factors affecting its firing rate . list functions of the atrio-ventricular node and outline different degrees of atrio-ventricular heart block. list different phases of ventricular systole of the cardiac cycle .mention changes of left ventricular and aortic pressures during these phases and their relation to the state of aortic valve . Describe long lasting mechanisms of cardiac reserve and explain its limitations. Locate the site of arterial baroreceptors and explain its role in correction of the drop in arterial blood pressure during acute hemorrhage . Outline factors that affect venous return to the heart . Describe the physiological characteristic of coronary circulation and explain causes of following myocardial infarction . June 2012 Answer the Following Questions : Section 1 : Describe saltatory conduction and mention its advantages (3 marks) Describe effect of long duration, moderate, moderate intensity exercise training on the skeletal muscle fibers. (3 marks) Compare between the effects of sympathetic and parasympathetic stimulation on the eye and on the salivary. (3 marks ) Mention the sites of nicotinic receptors and the mechanism of their stimulation (3 marks ) Describe four functions of plasma protiens. (3 marks) Mention the type and the cause of anemia in gastric mucosal atrophy. (2 marks) Explain the role of B-lymphocytes in immunity. (2 marks) Section 2 : A. Why velocity is slowest in the capillaries ? Mention the significance of this. (3 marks ) B . Describe charactersitic functions of the AV nodal conduction . (3 marks)
1st_year_exam_201606072740.docx