1. | Impulse Transmission across a chemical synapse is always faster than that across an electrical synapse. |
2. | The membranes of presynaptic and postsynaptic neurons are in close proximity in an electrical synapse. |
3. | Electrical current can flow directly from one neuron into the other across the electrical synapse. |
4. | Chemical synapses use neurotransmitters. |
Ear wax secreting cells have which type of epithelium?
1. Columnar epithelium
2. Exocrine glandular epithelium
3. Compound epithelium
4. Endocrine glandular epithelium
Match List - I with List - II regarding sensory organs in human.
List - I | List - II |
(a) Organ of corti | (i) Photo receptors |
(b) Nasal mucosa | (ii) Gustatory receptors |
(c) Taste buds | (iii) Auditory receptors |
(d) Retina | (iv) Olfactory receptors |
Choose the correct answer from the option given below
(a) | (b) | (c) | (d) | |
1. | (ii) | (iv) | (iii) | (i) |
2. | (iii) | (iv) | (ii) | (i) |
3. | (iv) | (iii) | (i) | (ii) |
4. | (iii) | (i) | (ii) | (iv) |