no image formation occurs on blind spot of retina because

No image formation occurs on blind-spot of retina because

A. It is not present of the optical axis of the eye

B. Here cones and rods are absent

C. On this part only cones are present

D. The nerve fibers of this region do not contribute in the formation of optic chiasma

Answer : Here cones and rods are absent

Releted MCQ Question on
Zoology >> Neural Control and Coordination

Releted Question 1

Which of the following structures or regions is incorrectly paired with its functions?

A. Medulla oblongata : controls respiration and cardiovascular reflexes

B. Limbic system : consists of fibre tracts that interconnect different regions of brain; controls movement

C. Corpus callosum : band of fibers connecting left and right cerebral hemispheres

D. Hypothalamus : production of releasing hormones and regulation of temperature, hunger and thirst

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Releted Question 2

Nissl bodies are mainly composed of

A. Proteins and lipids

B. DNA and RNA

C. Free ribosomes and RER

D. Nucleic acids and SER

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Releted Question 3

Myelin sheath is produced by :

A. Astrocytes and Schwann cells

B. Oligodendrocytes and Osteoclasts

C. Osteoclasts and Astrocytes

D. Schwann cells and Oligodendrocytes

View Answer

Releted Question 4

Receptor sites for neurotransmitters are present on :

A. Pre-synaptic membrane

B. Tips of axons

C. Post-synaptic membrane

D. Membrane of synaptic vesicles

View Answer

No image formation occurs on blind-spot of retina because

Releted MCQ Question on
Zoology >> Neural Control and Coordination

Which of the following structures or regions is incorrectly paired with its functions?

Nissl bodies are mainly composed of

Myelin sheath is produced by :

Receptor sites for neurotransmitters are present on :

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Neural Control and Coordination

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No image formation occurs on blind-spot of retina because

Releted MCQ Question on Zoology >> Neural Control and Coordination

Which of the following structures or regions is incorrectly paired with its functions?

Nissl bodies are mainly composed of

Myelin sheath is produced by :

Receptor sites for neurotransmitters are present on :

Practice More Releted MCQ Question on Neural Control and Coordination

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Releted MCQ Question on
Zoology >> Neural Control and Coordination

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Neural Control and Coordination