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Rajesh feels hungry upon seeing food. Sh...

Rajesh feels hungry upon seeing food. Sheela says no to food as she is not hungry. What makes Rajesh hungry and what suppresses Sheela's hunger ?

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1) Increase in ghrelin levels in the stomach of Rajesh results in sensation of hunger and motivation to consume food.
2) Secretion of hormone 'Leptin' in the stomach of Sheela suppresses hunger in her.
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Rajesh feels hungry upon seeing food.Sheela says no to food as she is not hungry.What makes Rajesh hungry and what suppresses Sheelas hunger?

Read the following passage and answer the following. Major cause of feeling hungry lies in the physiology circulation. One of the major substance in blood is glucose. When its levels in the blood fail, we get hunger pangs in stomach. This again involves Production of series of proteins. Some of which are harmones like gherlin. Diencephalon plays an important role in carrying three signals to brain. Another hormone leptin is secreted that suppresses hunger. What stimulates hunger ?

Fill in the blanks with suitable words given below. Fluctuation s of hormone (i)_____________ levels results in sensation of hunger and motivation of consuming food. When you feel your stomach is full and there is no need of food any more. Another hormone (ii)_____________ that gets secreted suppresses hunger. When we take food into the mouth it has to be chewed thoroughly. For this purpose the (iii)_____________ muscles help in chewing actions, while the (iv)_____________ muscles of the jaw moves the jaw up,down ,forward and backward during food mastication. The (v)_____________ nerve controls the muscles of the jaw. . Under the action of (vi)_____________ nervous system Saliva is released by the salivary glands moistens the food to make chewing and swallowing easier. The salivary (vii)_____________ in the saliva breaks down the starch into sugars. As a result of chewing the food is transported into the oesophagus by the action of swallowing which is coordinated by the swallowing centre in the (viii)_____________ and the (ix)_____________. The tongue which is gustatory recognizes the taste and (x)_____________ nerve plays an important role in sensation of taste. Choose the right ones. 1) leptin, grehlin gastrin secretin. 2) ghrelin leptin secretin gastrin. 3) deep muscles ,surface muscles ,circular muscles, striated muscles. 4) surface muscles, deep muscles, neck muscles, long muscle. 5) fifth cranial nerve ,second cranial nerve,fifth facial nerve, spinal nerve. 6) central nervous system, peripheral nervous system autonomous nervous system. 7) lipase, sucrase, galactase,amylase. 8) medulla oblongata, cerebrum , 8th spinal nerve,cranial nerve.7th cranial nerve. 9) Pons varoli, brain stem ,medulla oblongata, mid brain. 10) 6^(th) cranial nerve, 5^(th) cranial nerve, 10^(th) cranial nerve, optic nerve.

Read the following passag and answr the following. Major cause of feeling hungry lies in the physiology circulation. One of the major substance in blood is glucose. When its levels in the blood faill, we get hunger pangs in stomach. This again involves Production of series of proteins. Some of which are harmones like gherlin. Diencephanlon plays an important role in carrying three singnals to brain. Another harmone leptin is secreted that suppresses hunger. Which harmone supress the hunger feel ?

Read the following passage and answer the following. Major cause of feeling hungry lies in the physiology circulation. One of the major substance in blood is glucose. When its levels in the blood fail, we get hunger pangs in stomach. This again involves Production of series of proteins. Some of which are hormones like gherlin. Diencephalon plays an important role in carrying three signals to brain. Another hormone leptin is secreted that suppresses hunger. What would be the result of stimulation of hunger ?

Fill in the blanks with suitable words given below. Fluctuations of hormone ……………(i)……………levels results in sensation of hunger and motivation of consuming food. When you feel your stomach is full and there is no need of food any more. Another hormone ............(ii).........that gets secreted suppresses hunger . We take food into the mouth it has to be chewed thoroughly. For this purpose the...........(iii)......... muscles help in chewing actions, while the ...............(iv).......... muscles of the jaw moves the jaw up, down ,forward and backward during food mastication. The .............(v)......... nerve controls the muscles of the jaw. Under the action of ............(vi)...........nervous system Saliva is released by the salivary glands moistens the food to make chewing and swallowing easier. The salivary ............(vii)............in the saliva breaks down the starch into sugars. As a result of chewing the food is transported into the esophagus by the action of swallowing which is collimated by the swallowing center in the .......(viii)......... and the ............(ix)...........The tongue which is gustatory recognizes the taste and...........(x)............nerve plays an important role in sensation of taste. Choose the right ones. i) Leptin , ghrelin , gastrin , secretin. ii) ghrelin , Leptin , secretin , gastrin. iii) deep muscles , surface muscles , circus lard muscles, striated muscles. iv) surface muscles , deep muscles , neck muscles , long muscles. v) fifth cranial nerve , second cranial nerve , fifth facial nerve , spinal nerve. vi) central nervous system , peripheral nervous system , autonomous nervous system vii) lipase , sucrose , galactase , amylase. viii) medulla oblongata , cerebrum , 8th spinal nerve , cranial nerve, 7th cranial nerve. ix) Pons virile , brain stem medulla oblongata , mid brain . x) 6th cranial nerve , 5th cranial nerve, 10th cranial nerve , optic nerve.

Now a day we see a lot of oods is being wasted in all places food wastage is happening in our houses school and other places (hostels hotels etc)on daily and special occasions what are the ways we can think of to avoid wastage of food discuss with your teacher.

What makes the movement of the food bolus in the esophagus easy ?

Take any word problem from your textbook, make a mathematical model for the chosen problem and solve it. Problem: (Page No. 317, Ex. 9) Harpreet tosses two different coins simultaneously (say, one is of Rs. 1 and other of Rs. 2) What is the probability that she gets at least one head?

You have done experiments for testing various food components in rice, potato, milk, curd, egg with required chemicals reagents. You know well about indications as you did in the class room with your friends. Make a table and write the results as given below. 1) What nutrients are present in milk ?

VGS PUBLICATION-BRILLIANT-COORDINATION IN LIFE PROCESSES -CCE MODEL PAPER PATTERN (I CONCEPTUAL UNDERSTANDING)
  1. Given reasons. If glucose level falls in blood, we feel hungry.

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  2. Why do you think small intestine is long and coiled ?

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  3. Given reasons. Urination increases when we take a lot of fluids.

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  4. Given reasons. The process of digestion goes on in a person whose c...

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  5. Write differences between the following : Bolus - chime

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  6. Write differences between the following : Small intestine - Large ...

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  7. Write differences between the following : Mastication - Rumination

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  8. Write differences between the following : Propulsion - Retropulsio...

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  9. How can you say that mouth is a munching machine ?

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  10. What is mastication ? Explain the role of different sets of teeth in t...

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  11. During the journey of food from mouth to stomach through esophagus . H...

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  12. Why do you think small intestine is long and coiled ?

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  13. what is the function of peristalsis in these parts ? esophagus

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  14. what is the function of peristalsis in these parts ? Stomach

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  15. What is the function of peristalsis in these parts of Human digestive ...

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  16. what is the function of peristalsis in these parts ? Large intesti...

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  17. How can you justify the enteric nervous system as the second brain of ...

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  18. Rajesh feels hungry upon seeing food. Sheela says no to food as she i...

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  19. How are taste and smell related ?

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  20. List out the sphincter muscles of the food canal you have observed and...

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