a. The structure of Mimosa leaf.

B. The structure of the nerve cell in Man.

C. The structure of a synapse.

D. The structure of the nerve.

4. What do you know about:

A. Tropism.

B. Phototropism in plants.

C. Geotropism in plants.

D. Hydrotropism in plants.

E. Sleep movement in Mimosa.

F. The sympathetic nervous system.

G. The parasympathetic nervous system.

H. The structure of the synapse.

I. The neuroglia.

J. Polarization of the nerve fibre membrane at rest.

K. The structure of the nerve.

L. Refractory period.

M. The nerve impulse.

N. The action potential.

O. The reflex action ( reflex arc) , its elements, and its two types.

5. Describe the experiment, and draw the apparatus used to represent:

A. The occurrence of phototropism.

B. The occurrence of geotropism.

C. The occurrence of hydrotropism.

D. Went experiment to prove the validity of Boyson Jensen explanation about phototropism.

f. Herman’s experiment to explain geotropism, and its results.

6. Compare between:

A. The behavior of the stem and that of the root towards unidirectional illumination.

B. Action of high concentrations of Auxins in plant cells in both the root and the stem.

C. Horizontally growing coleoptile, and vertically growing one in terms of Auxins distribution, and the direction of growth in each.

D. Myelinated nerve fibres, and non-myelinated nerve fibres.

E. The sensory neurons, the motor neurons, and the connector neurons.

F. The sensory nerves, the motor nerves, and the mixed nerves.

G. The three meningies.

H. Sympathetic nervous system and parasympathetic nervous system.

I. Exterceptors and Interceptors.

Explain the movement of Mimosa leaflets as a response to touch or at darkness.

Describe in details the structure of Mimosa leaf with drawing a labeled diagram.

How did Boyson Jensen explain the curvature of Avena coleoptile towards unidirectional illumination.

10. Mention the main functions of the nervous system and the endocrine glands system. How does each perform its role? and describe the main differences between the two in performing these functions.

11. Mention the site, the structure, and the importance of each of the following structures:

A. The pulvini. b. The hypothalamus.

C. Neuroplasm. d. Nissl granules.

E. Dendrites. f. Neurolemma.

G. Nodes of Raniver. h. Terminal arborizations.

I. Neuroglia. j. Epineurim

K. The meningies

12. Describe the physiological state of the nerve cells membrane during:

A. Rest.

B. On being stimulated.

C. Propagation of nerve impulse through it.

D. Repolarization.

Mention the types of synapses, and describe the mechanism of transmitting a nerve impulse across a synapse.

14. Describe the structure and the function of each of the following parts of the brain:

A. Two cerebral hemispheres. b. Thalamus.

C. Hypothalamus. d. Midbrain.

E. Cerebellum. f. Cerebellum.

G. The spinal cord. h. Spinal nerves.

Describe the structure and the function of The autonomic nervous system.

Describe the different types of sensory receptors according to the type of stimuli or the energy to which the receptor is sensitive.

Date: 2015-12-17; view: 871