Chapter 8 The Nervous System

Scope of syllabus: Various parts of the external structure of the brain and its parts (Medulla oblongata, cerebrum, cerebellum, thalamus, hypothalamus) and their functions, internal structure not required.

1) Introduction

2) Nervous System: Functions and terms commonly used

3) Divisions of nervous system:

• a) Central Nervous System (CNS)
• b) Peripheral nervous system
• c) Autonomic Nervous System

4) The Brain:

• a) Position, protection and meninges
• b) Structure of brain:

1. Fore brain or Proscencephalon
2. Mid brain or Mescencephalon
3. Hind brain or Rhombencephalon

5) The Spinal Cord

6) Peripheral Nervous System: a) Cranial and b) Spinal nerves

7) Autonomic Nervous System: a) Sympathetic b) Parasympathetic

8) Reflex Action:

• a) Mechanism of unconditioned Reflex action
• b) Conditioned Reflexes
• c) Significance of reflexes

9) Experiments

10) Key Points to remember: (Summary)

11) Key terms

12) BTT(Beyond the text): Extra Info.

13) Assignments:

• 1) Objective type(1 mark each)
• 2) Answer in one or two sentences (1 mark each)
• 3) Give reasons (2 marks each)
• 4) Short notes (2/3 marks each)
• 5) Answer in detail (4/5 marks each)
• 6) Board questions