A person named Shyam suffered from a severe stroke and since then he
became paralytic and was unable to walk. He was undergoing
physiotherapy. He needed the help of his family members and a care
giver to move around in the house. His mobility was affected to such an
extent that he was unable to move his legs completely. [124-4
1) Which tissues got affected in the person mentioned above?
(1) Which tissue is present in the brain and spine?
(1) What is an impulse?
(iv) Name a neurotransmitter.
Answers
Answer:
1.A connective tissue disease is any disease that affects the parts of the body that connect the structures of the body together.
Connective tissues are made up of two proteins: collagen and elastin. Collagen is a protein found in the tendons, ligaments, skin, cornea, cartilage, bone and blood vessels. Elastin is a stretchy protein that resembles a rubber band and is the major component of ligaments and skin. When a patient has a connective tissue disease, the collagen and elastin are inflamed. The proteins and the body parts they connect are harmed.
2.Nervous tissue is found in the brain, spinal cord, and nerves. It is responsible for coordinating and controlling many body activities.
3.a sudden strong and unreflective urge or desire to act.
4.There are more than 40 neurotransmitters in the human nervous system; some of the most important are acetylcholine, norepinephrine, dopamine, gamma-aminobutyric acid (GABA), glutamate, serotonin, and histamine. ...
Explanation: