Theme 8. Practical abilities: «The general physiology of excitable tissues»

1. Analyze and calculate the amplitude of the MP and AP of the nervous and muscular fibres.

2. Draw the scheme of the MP and AP of the nervous and muscle fibres.

3. Determine and calculate the threshold of depolarization, speed of the excitation conductive through excitable tissues.

4. Draw the schemes of muscle contraction types under the different frequency of their irritation. Explein these mechanisms.

5. Explain mechanisms of neuromuscular transmission of the excitation and the influence of the different factors on these processes.

6. Explain features of the MP and the AP of the smooth muscular fibres.

Contents of submodule 3: Neural regulation of physiological functions.

Specific Aims

1. Study of the biological regulation features, explain the role of the reverse connection in providing the adapted reactions of the organism.

2. Explain mechanisms of transmission of information in synapses of the CNS, the role of neuromediators and neuromodulators; mechanisms of developing the excitement and inhibition, their summation, the role of these processes in the integrate action of the central nervous system.

3. Explain mechanisms of the reflex regulation of the functions and the role of the parts of the reflex arch as constituent part of the biological regulation outline in providing the adapted reactions of the organism.

4. Analyze the principles of coordination the reflex activity with the participation of the proper neuronic chains in providing the adapted reactions of the organism.

5. Analyze the role of the different levels of the central nervous system in providing the adapted reactions of the organism.

Theme 9: Neural regulation of physiological functions. The outlines (schemes) of the biological regulation.

Question for Speech and Test Control.

1. Biological regulation, its properties, the outlines (schemes) of the biological regulation.

2. The role of the reverse connection in the outline of biological regulation.

3. Nervous regulation of functions.

4. Neuron as the structure – functional unit of the CNS. Neuronic chains.

5. Classification of neurons according to morphologic and functional types. Neurons functions.

6. Reflex. Reflex arch, functions of its parts.

7. Classification of reflexes, their physiologic significance.

8. Receptors, their classification, physiologic role. Receptor field. Reflexogenic zone.

9. Mechanisms of codification and transmission of information through the reflex arch

Questions for Written Answer.

1. Name the types of the biological regulation.

2. Draw the outlines (schemes) of the biological regulation of functions.

3. Explain the role of the reverse connection in providing the adapted reactions of the organism.

4. Give classification of neurons of the nervous system according to structural and functional singes.

5. Draw the schemes of neuronic chains.

6. Draw the reflex arch of the spinal reflex and name the parts of the reflex arch and the functional significance.

7. Explainer mechanisms of codification and transmission of information through the reflex arch.

8. Name and explain characteristics of the nervous centers.

Curriculum of the Practical Studies.

1. Investigating the receptive field and the reflex zone on the spinal frog.

2. Analyze the reflex arch of the flexor reflex of the frog posterior pad.