Question
Write important functional differences between striated and smooth muscle tissues. Draw a labeled diagram of the muscle tissue that shows rhythmic contraction and relaxation throughout the life.

Answer


Differences between striated and smooth muscle tissues:
Striated muscle tissues
smooth muscle tissues
Striated muscles are voluntary
smooth muscles are involuntary in function.
Striated muscles show stripes
smooth muscles do not show stripes.
Skeletal muscle fibres are cylindrical
smooth muscle fibres are spindle shaped.
Diagram of the muscle tissue:

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

How will you separate common salt, sand and iron filings from their mixture?
State the law of constant proportions. Give one example to illustrate this law.
Write short notes on:
  1. Mitochondria.
  2. Plastids.
There are three substances X, Y and Z. The substance X does not have a fixed melting point or boiling point and it still shows the individual properties of its constituents. The substance Y is a pure substance which occurs in nature as such. The substance Y has a fixed melting point and boiling point but it cannot be broken down into simpler substances by any chemical means. The substance Z is also a pure substance whose properties are entirely different from those of its constituents. The substance Z can, however, be divided by electrolysis into two substances which belong to the same class of substances as Y.
  1. What type of substance could X be? Name one substance like X.
  2. What type of substance could Y be? Name one substance like Y.
  3. What type of substance could Z be? Name one substance like Z.
  4. Whish process involves absorption or release of an appreciable amount of energy: formation of substance X or formation of substance Z?
  5. Name the three groups into which all the substances like Y are divided on the basis of their properties.
Describe the structure and functions of epithelium.
  1.  
  1.  
  1. Identify figures A and B.
  2. Which is called tesselated and payement epitheliurn?
  3. Which one lines the gastrointestinal tract and epiglottis?
  4. Which one allows diffusion of substances?
Two objects of masses $m_1$ and $m$ having the same size are dropped simultaneously from heights $h_1$ and $h_2$ respectively. Find out the ratio of time they would take in reaching the ground. Will this ratio remain the same if
  1. One of the objects is hollow and the other one is solid.
  2. Both of them are hollow, size remaining the same in each case. Give reason.
Name two types of animal feed and write their functions.
  1. Identify the structures marked below as A, B and C.
  2. Complete the labeling of each structure.
  3. Write the function of each structure.
State and explain the law of conservation of energy with an example.