Conversation-lessons on prompt aid to the injured / by Henry Webb.

  • Webb, Henry.
Date:
1887
Catalogue details

Licence: Public Domain Mark

Credit: Conversation-lessons on prompt aid to the injured / by Henry Webb. Source: Wellcome Collection.

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    What does the cerebrum consist off Tvvo similar ovoid masses, divided above by a deep groove, and united below. Of what is it the seat t The intellect, emotions, and will. Where is the cerebellum l It lies at the back of the head, and is called the little brain. Of what use is it ? Its function is to regulate the movements of the body. Where is the medulla oblongata ? It is the enlarged upper part of the spinal cord. Mention another feature of this part l Here, some crossing of the nerve fibres takes place, so that injury or disease, on one side of the head, produces paralysis of the muscles on the oppo site side of the body. What is the spinal cord ? A cylindrical column of soft, nervous tissue, occupying the vertebral canal. It extends from the brain to the loins, and is about 18 inches in length ; it gives off thirty-one pairs of nerves from its sides. If the cord be cut, all parts of the body below would be paralysed. Hmv may the nerves be further divided ? Into the cerebro-spinal nerves, and the sympa- thetic system. Describe the cerebro-spinal nerves ? They consist of nine pairs; they are motory, sensory, or compound in their functions. What use is a motor nerrr ? It conveys an impulse from the brain to some muscle. What use is a sensory neri'e ?