pH in Digestive System

Q.

List some of the uses of bases.

Q.

If someone is suffering from the problem of acidity after overeating, which of the following would you suggest as remedy ?

Lemon juice, Vinegar, Baking soda solution

Give reason for your choice.

Q.

Which acid is produced in our stomach to help the digestion process?

Q.

Is toothpaste acidic or alkaline ?

Q. Question 4
Which one of the following types of medicines is used for treating indigestion?
1. Antibiotic
2. Analgesic
3. Antacid
4. Antiseptic

Q. Which one of the following types of medicines is used in treating indigestion?

1. Antibiotic
2. Analgesic
3. Antacid
4. Antiseptic

Q.

Why HCl is a mineral acid evenif it is Present in our stomach... It would we an organic acid though.. ☁☁☁☁☁☁☁⚡

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Shocked!

Q. Question 15.
The pH of the gastric juices released during digestion is :
(a) less than 7
(b) more than 7
(c) equal to 7
(d) equal to 0

Q.

Why does nothing happen to us when we drink water, as our stomach contains $\mathrm{HCl}$and when water is added to concentrated acids, a highly exothermic reaction takes place?

Q.

What is an antacid

Q.

The acid produced naturally in our stomach is :

(a) acetic acid

(b) citric acid

(c) hydrochloric acid

(d) sulphuric acid

Q. Importance of PH in everyday life

Q. Which of these are known as antacids?

1. Sodium hydrogen carbonate
2. Magnesium hydroxide
3. Calcium carbonate
4. Hydrochloric acid

Q.

The pH of gastric juices released during digestion is:

1. less than seven

2. more than seven

3. equal to seven

4. equal to zero

Q.

On eating spicy food we feel burning sensation in our stomach , why? Which medicine will you take as a remedy

Q.

Bee stings can be treated with____________

A) vinegar b) sodium hydrogen carbonate c) potassium hydroxide d) lemon juice

Q.

Which of the following types of medicine is used for treating indigestion caused by over-eating ?

(a) antibiotic

(b) analgesic

(c) antacid

(d) antiseptic

Q.

One of the following is a medicine for indigestion. That is:

(a) sodium hydroxide

(b) manganese hydroxide

(c) magnesium hydroxide

(d) potassium hydroxide

Q.

Why is the gastric juice of mammals acidic?

1. It contains sodium hydroxide.

2. It contains hydrochloric acid.

3. It contains nitric acid.

4. It contains sulphuric acid.

Q.

Which acid is produced in our stomach? What happens if there is an excess of acid in the stomach?

Q.

Question 06.
Calcium phosphate is present in tooth enamel. Its nature is
(a) basic
(b) acidic
(c) neutral
(d) amphoteric

Q.

Hydrochloric acid is produced in the stomach which helps in the digestion of food.

pH of distilled water is:

1. 6

2. 5

3. 7

4. 8

Q.

Antacids used to treat indigestion in the stomach contains:

1. Sodium hydroxide

2. Sodium sulphate

3. Magnesium hydroxide

4. Magnesium sulphate

Q.

Explain the importance of PH in everyday life

Q.

1) which type of medicine is used for treating indigestion caused by overeating:

a)antibiotic

b)analgesic

c) antacid

Q. What are the uses of hydrochloric acid? [3 MARKS]

Q.

The pH of gastric juices released during digestion is:

1. Less than 7

2. More than 7

3. Equal to 7

4. Equal to 0

Q.

Q..1.. Name the natural source each of the following acids.

a. Citric acid b. Oxalic acid c. Lactic acid d. Tartaric acid

Q..2.. explain the action of dilute hydrochloric acid on the following with chemical equations

A. Magnesium ribbon .B. sodium hydroxide C. Crushed egg shell.

Q. Question 15.
The pH of the gastric juices released during digestion is :
(a) less than 7
(b) more than 7
(c) equal to 7
(d) equal to 0

Q.

The inflammation caused by a bee sting can be reduced by using:

1. An alkaline liquid

2. An acidic liquid

3. A salt solution

4. An alcohol