Tag: bio-chemistry

Questions Related to bio-chemistry

Bile salts activate enzyme

bio-chemistry digestive system of human digestive system - organs process of digestion coordination in the process of digestion

  1. Pepsinogen

  2. Trypsinogen

  3. Lipase

  4. Pancreatic amylase

Show answer
Correct Option: C

Which is component of Waldeyers ring

bio-chemistry digestive system of human digestive system - organs process of digestion coordination in the process of digestion

  1. Pharynx

  2. Tonsils

  3. Ileum

  4. Oesophagus

Show answer
Correct Option: B

The cup-shaped cavity for the articulation of the head of the
femur is called

bio-chemistry digestive system of human digestive system - organs process of digestion coordination in the process of digestion

  1. Glenoid cavity

  2. Acetabulum

  3. Obturator

  4. Sigmoid notch

Show answer
Correct Option: B
Explanation:

Acetabulum is made up of Parts of ilium, ischium and pubis. It provides articulation for head of femur.


The sweet taste buds on the tongue are located at

bio-chemistry digestive system of human digestive system - organs process of digestion coordination in the process of digestion

  1. tip

  2. root

  3. middle

  4. between root and middle

Show answer
Correct Option: A
Explanation:

The taste buds for sweet are on the tip of the tongue the salt taste buds are on either side of the front of the tongue. Sour taste buds are behind this and bitter taste buds are at the posterior end

So, the correct answer is 'tip'

How many structures are found in abdominal cavity of male among following structures. Epididymis, Rate testis, Ampulla of vas deferens, Fallopian tube, Prostate gland, Seminal vesicle, Round ligament, Ureter, Membranous urethra.

bio-chemistry digestive system of human digestive system - organs process of digestion coordination in the process of digestion

  1. $2$

  2. $3$

  3. $4$

  4. $5$

Show answer
Correct Option: B
Explanation:

Ampulla of vas deferens, seminal vesicle, prostate gland are the structures found in the abdominal cavity of male.

So, the correct option is '3'.

Digestion of starch starts in the stomach.

bio-chemistry coordination in life processes digestive system - organs process of digestion coordination in the process of digestion

  1. True

  2. False

Show answer
Correct Option: B
Explanation:

Digestion of starch starts from the mouth. The salivary gland in the mouth secretes saliva, which mixes with the food that is chewed. This is because to moisten the food. The saliva in the mouth contains the enzyme called amylase that is the starch-digesting enzyme.

So, the correct answer is option B.

Which part of the mammalian alimentary canal does not secrete any enzyme?

bio-chemistry coordination in life processes digestive system - organs process of digestion coordination in the process of digestion

  1. Mouth

  2. Oesophagus

  3. Stomach

  4. Duodenum

Show answer
Correct Option: B
Explanation:

'Oesophagus' does not secrete any enzyme.

So the correct option is B.

J-shaped muscular bag that churns the food is 

bio-chemistry coordination in life processes digestive system - organs process of digestion coordination in the process of digestion

  1. Small intestine

  2. Stomach

  3. Large intestine

  4. Oesophagus 

Show answer
Correct Option: B
Explanation:

Stomach: It is a muscular J- shaped thickly walled bag. Stomach churns the food to mix digestive juices. The food in the stomach is churned into semi-solid. The churned semi-solid food is called chime.

So, the correct answer is 'Stomach'.

A muscular structure that regulates the opening of the oesophagus into the stomach is known as

bio-chemistry coordination in life processes digestive system - organs process of digestion coordination in the process of digestion

  1. Epiglottis

  2. Lower esophagus sphincter

  3. Pyloric sphincter

  4. Sphincter of Oddi

Show answer
Correct Option: B
Explanation:
A. The epiglottis is a leaf-shaped cartilaginous flap located behind the tongue. It prevents the entry of food in the windpipe by sealing off the windpipe while eating the food.
B. Lower oesophagus sphincter, also known as a cardiac orifice, is the opening of the oesophagus into the stomach. It regulates the opening of the oesophagus into the stomach.
C. Pyloric sphincter is found between the duodenum and posterior stomach. It regulates the opening of the duodenum into the stomach.
D. Sphincter of Oddi is the opening of the hepatopancreatic duct into the duodenum.
So, the correct answer is 'Lower oesophagus sphincter'.

Select the incorrect match

bio-chemistry coordination in life processes digestive system - organs process of digestion coordination in the process of digestion

  1. Stomach wall - Oblique muscle layer present

  2. Chylomicrons - Product of emulsification in intestinal lumen

  3. Thaimine deficiency- - Beri beri

  4. None of the above

Show answer
Correct Option: D
Explanation:

All the above options are correct.So, the correct option is 'None of the above'.