The middle layer of meninges is:
Correct answer: A. Arachnoid mater
- A. Arachnoid mater
- B. Pia mater
- C. Dura mater
- D. Cranium
Explanation
The arachnoid mater is the middle layer of the meninges. It is a thin and delicate membrane that lies between the dura mater (outer layer) and pia mater (inner layer). The arachnoid mater has a web-like appearance and is named after its resemblance to a spider's web.
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About Coordination and Control
Coordination depends on receptors, neurons, synapses and nerve impulses, with reflex actions traced through the reflex arc and the roles of major brain regions. Chemical coordination covers endocrine glands and hormones, including how hormones regulate growth, metabolism, reproduction and internal balance, unlike rapid nervous control.
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