TLS Online TPP Program

#Question id: 1381


Match each definition with given terms

1. Large family of structurally related, secreted, dimeric proteins that act as hormones and local mediators to control a wide range of biological functions in all animals.

A. Rho

2. Cell-surface receptor in which the cytoplasmic domain either has enzymatic activity itself or is associated with an intracellular enzyme.

B. TOR pathway

3. A crucial signaling protein in the PI-3-kinase–Akt signaling pathway, so named because it is the target of rapamycin.

C. Enzyme-coupled receptor

4. A kinase that is involved in intracellular signaling pathways activated by cell-surface receptors and that phosphorylates inositol phospholipids at the 3 position of the inositol ring.

D. Phosphoinositide 3-kinase

5. A group of monomeric GTPases that regulate both the actin and microtubule cytoskeletons.

E. (TGFβ) superfamily

6. Cytoplasmic tyrosine kinase present at cell–matrix junctions in association with the cytoplasmic tails of integrins.

F. Focal Adhesion Kinase

#Unit 4. Cell Communication and Cell Signaling
  1. 1E, 2C, 3B, 4D, 5A, 6F   

  2. 1A, 2C, 3B, 4D, 5E, 6F

  3. 1A, 2B, 3C, 4D, 5E, 6F 

  4. 1A, 2F, 3D, 4B, 5E, 6C

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TLS Online TPP Program

#Question id: 12050

#Unit 7. System Physiology – Animal

A clinical experiment is conducted in which one group of subjects is given 50 g of glucose intravenously and another group is given 50 g of glucose orally. Which of the following factors can explain why the oral glucose load is cleared from the blood at a faster rate compared to the intravenous glucose load? (CCK, cholecystokinin; GLIP, glucose-dependent insulinotropic peptide; VIP, vasoactive intestinal peptide)

TLS Online TPP Program

#Question id: 12049

#Unit 7. System Physiology – Animal

Which of the following hormones is released by the presence of fat and protein in the small intestine and has a major effect to decrease gastric emptying?

TLS Online TPP Program

#Question id: 12048

#Unit 7. System Physiology – Animal

A 10-year-old boy consumes a cheeseburger, fries, and chocolate shake. The meal stimulates the release of several gastrointestinal hormones. The presence of fat, carbohydrate, or protein in the duodenum stimulates the release of which of the following hormones from the duodenal mucosa?

TLS Online TPP Program

#Question id: 12047

#Unit 7. System Physiology – Animal

Biopsies are taken from the antral and duodenal mucosa of a 65-year-old woman. Which of the following hormones can be found in tissue homogenates from both locations?

TLS Online TPP Program

#Question id: 12046

#Unit 7. System Physiology – Animal

Which of the following ions has the highest concentration in saliva under basal conditions?

TLS Online TPP Program

#Question id: 12045

#Unit 7. System Physiology – Animal

Compared to plasma, saliva has the highest relative concentration of which of the following ions under basal conditions?