Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 32324
TLS Online TPP Program

#Question id: 12033

Food being digested in the stomach is in a highly acidic environment. When the food is released from the stomach into the small intestine, why is the environment no longer acidic?

#Unit 7. System Physiology – Animal
  1. Secretin increases the flow of bicarbonate ions from the pancreas into the small intestine to neutralize the stomach acid.
  2. Trypsinogen is activated, thus neutralizing the stomach acid.
  3. Bile salts from the gallbladder neutralize the stomach acid.
  4. When pepsinogen activates pepsin, one result is the neutralization of stomach acid in the stomach.
More Questions
TLS Online TPP Program

#Question id: 11099

#Unit 7. System Physiology – Animal

In the mammalian alveoli, the partial pressure of O2 is _______ that of atmospheric air and the CO2 partial pressure is _______ that of atmospheric air
TLS Online TPP Program

#Question id: 18898

#Unit 13. Methods in Biology

Iodine-123, Iodine-125, Iodine-129, Iodine-131 are the radioactive compound having radioactive properties and used as for the diagnosis of
TLS Online TPP Program

#Question id: 11020

#Unit 7. System Physiology – Animal

Circus movements in the ventricle can lead to ventricular fibrillation. Which of the following conditions in the ventricular muscle will increase the tendency for circus movements?
TLS Online TPP Program

#Question id: 12103

#Unit 10. Ecological Principles

Which of the following is a good description of an ecological niche? 
TLS Online TPP Program

#Question id: 433

#Unit 1. Molecules and their Interaction Relevant to Biology

Fatty acid synthesis occurs in the ________, while fatty acid breakdown occurs in the