Advertisements
Advertisements
प्रश्न
Very very short answer question.
What is the importance of Corpora quadrigemina?
उत्तर
The corpora quadrigemina are four rounded elevations on the dorsal surface of the midbrain. The two superior colliculi are involved in visual reflexes and the two inferior colliculi are relay centres for auditory reflexes that operate when it is necessary to move the head to hear sounds more distinctly.
APPEARS IN
संबंधित प्रश्न
The human brain can be broadly divided into three regions. name these three regions.
Name two systems which taken together perform the functions of control and coordination in human beings.
The life processes in humans are controlled and regulated by :
(a) reproductive and endocrine systems
(b) respiratory and nervous systems
(c) endocrine and digestive systems
(d) nervous and endocrine systems
The human body contains a large number of cells A which are very long and branched, and look like electric wires. The longest branch of this cell is B whereas there are many small branches C. Any two A cells do not join to one another completely in the human body. There is a microscopic gap D between every pair of adjacent A cells through which electric impulses can pass by the release of a chemical substance.
(a) What are cells A?
(b) What is the name of (i) branch B, and (ii) branches C?
(c) What is the microscopic gap D known as?
(d) What is the function of cells like A in the human body?
(e) The cells A are of three types. name the three types.
Distinguish between the following pair of words:
Adrenalin and acetylcholine
Choose the correct answer.
More than one foot long cells of the body are __________
What are the functions of proprioceptors?
Name the following:
The dorsal root ganglion of the spinal cord contain cell bodies of which type of neurons.
Which of the following is NOT a part of forebrain?
How many spinal nerves are there, and to which groups they belong?
