Question

A person met with an accident in which two long bones of the hand were dislocated. What could be the reason?

July 18, 2024

Answer

Dislocation of the bones of the hand was caused due to the breakage of the ligament which connects the two bones and keeps them in place.

💡 Some Related Questions

Meera had some guests visiting one Sunday afternoon. While serving them tea from the kettle, a gush of steam suddenly burns her fingers and she feels intense pain. Her mother asks her to keep her fingers under running tap water. After sometime the pain subsides. Answer the following questions based on the above information: (𝒊) What could be the possible reason for the intense pain felt by Meera? (𝒊𝒊) Why does her mother asks her to keep her fingers under tap water? (𝒊𝒊𝒊) What values are promoted by Meera’s mother?

Tissue A and tissue B constitute tissue C. A carries water B carries Food for the plant Identify A, B, C.

The root tips of a plant were cut and the plant was replanted. What will happen to the plant and why?

A nail is inserted in the trunk of a tree at a height of 1 metre from the ground level. After 3 years, where will the nail be present?

If the trip of a sugarcane plant is removed from the field, even then it keeps on growing in length. Why?

Write a short note on epithelial tissue. Describe the functions of epithelium tissue.

List the characteristics of cork. How are they formed?

Give reasons Meristematic cells have a prominent nucleus and dense cytoplasm but they lack vacuole, (b) Intercellular spaces are absent in sclerenchymatous tissues. (c) We get a crunchy and granular feeling when we chew pear fruit. (d) Branches of a tree move and bend freely in high wind velocity. (e) It is difficult to pull out the husk of a coconut tree.

Describe the structure and function of different types of epithelial tissues. Draw the diagram for each type of epithelial tissue.

Differentiate between sclerenchyma and parenchyma tissues. Draw well labelled diagram.