BRAIN REFLEXES AND BRAIN TEASERS


Do you know the function of theses cranial nerves?
Cranial nerves 3, 4, and 6 are responsible for extraocular eye movement and work smoothly together. Cranial nerve-3 (oculomotor) constricts the pupils when light is shone into the eyes. Cranial nerve-4 (trochlear) moves eyes downward and inward. Cranial nerve-6 (abducens) abducts eyes.


What does the brain stem consist of?
The brain stem consists of the midbrain, pons, and medulla oblongata.


Here are some brain teasers:

Q -What is the normal distance for testing visual acuity?
A- 14-20 feet away.

Q - What does stereognosis mean?
A- The ability to identify objects by touching.

Q - What part of the brain is responsible for blance
and coordination?
A- The cerebellum, which lies below the cerebrum.

Q- What does word salad mean?
A- A collection of words that have no real meaning.

Q- What is anisocoria?
A- Unequal pupils which occur in about 20% of the 
population.

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