Q. 165.0( 6 Votes )

List out the sphincter muscles of the food canal you have observed and give a brief description? (AS1)

Class 10th AP - Biology 7. Coordination in life processes

Answer :

a) Pyloric sphincter: This sphincter is present in between the stomach and the duodenum and controls the passage of chyme out of the stomach and into the intestines.

b) Oesophaegeal sphincter: this sphincter is present at the end of oesophagus and beginning of stomach and allows the passage of bolus into the stomach. It is mostly closed in order to stop any flow of acid and digestive juices into the oesophagus.

c) Anal sphincter: this sphincter is present at the end of the anus and controls the passage of excreta out of the body.

Rate this question :

How useful is this solution?

We strive to provide quality solutions. Please rate us to serve you better.

PREVIOUSHow are taste and smell related? (AS1)NEXTWhat experiment should you perform to understand action of saliva on flour? Explain its procedure and apparatus that you followed. (AS3)

RELATED QUESTIONS :

What is mastication? Explain the role of different sets of teeth in this process. (AS1)

AP - Biology

There is a great variety in diversified life processes, express your feelings in the form of a poem. (AS7)

AP - Biology

Distinguish between (AS1)

Central nervous system and peripheral nervous system

AP - Biology

Give reasons. (AS1)

Urination increases when we take lot of fluids

AP - Biology

Rafi said smell also increase our appetite can you support this statement. How? (AS1)

AP - Biology

What do you mean by hunger pangs? (AS1)

AP - Biology

Consider that you are passing by a garbage disposal area and you immediately cover your nose. Arrange the events below in a logical order by marking them from 1 to 5 to trace the events that happen in the nervous system from detection of foul smell (stimulus generation) to covering your nose (response). (AS1)

A. At the end of the axon, electrical impulse releases chemicals

B. Stimulus received by the dendrites of a neuron sets off a chemical reaction that creates an electrical impulse.

C. Electrical impulse transmitted through cell body and axon

D. The chemicals cross the synapse and reach the next neuron. Similarly, the electrical impulse crosses several neurons

E. Finally, the impulse is delivered from neuron to the gland that helps in recognition of the foul smell and muscle cells that help in covering the nose

AP - Biology

Write difference between the following. (AS1)

bolus – chyme

AP - Biology

Do you think body’s team work maintains the functioning of our body? Justify your answer with an example. (AS1)

AP - Biology

Give reasons. (AS1)

If we press tongue against the palate we can recognize taste easily.

AP - Biology