Question

VI. Short answer questions 1. Define stimulus. 2. Name the parts of the hind brain. 3. What are the structures involved in the protection of brain? 4. Give an example for conditioned reflexes. 5. Which acts as a link between the nervous system and endocrine system? 6. Define reflex arc.​

Answer 1

Explanation:

1.any change in the environment is called stimulus

2.medulla,pons and cerebellum

3.cranium is the bony case used to protect brain

4.feeling hungry when you hear the sound of whistle of cooker is the example of conditioned reflex

5.hypothalamus acts as a link between nervous system and endocrine system.

6.A reflex arc defines the pathway by which a reflex travels—from the stimulus to sensory neuron to motor neuron to reflex muscle movement.