Control and Coordination in Frog MCQ - Practice Questions with Answers
Edited By admin | Updated on Sep 18, 2023 18:34 AM | #NEET
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EASYThe medulla oblongata passes through
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Control and Coordination in Frog
- It includes both the neural system and the endocrine glands.
- The chemical coordination of various organs of the body is achieved by hormones which are secreted by the endocrine glands.
- The prominent endocrine glands found in a frog are pituitary, thyroid, parathyroid, thymus, pineal body, pancreatic islets, adrenals and gonads.
- The nervous system is organised into a central nervous system (brain and spinal cord), a peripheral nervous system (cranial and spinal nerves) and an autonomic nervous system (sympathetic and parasympathetic)
- There are ten pairs of cranial nerves arising from the brain.
- The brain is enclosed in a bony structure called the brain box (cranium).
- The brain is divided into forebrain, midbrain and hind-brain.
- The forebrain includes olfactory lobes, paired cerebral hemispheres and unpaired diencephalon.
- The midbrain is characterised by a pair of optic lobes.
- Hind-brain consists of cerebellum and medulla oblongata.
- The medulla oblongata passes out through the foramen magnum and continues into the spinal cord, which is enclosed in the vertebral column
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