Biochemistry and Physiology Quiz 12

The glossopharyngeal nerve (CN IX) provides afferent fibers to which of the following regulators?

 Which factor is the MOST important in regulating serum calcium levels in adults?

Corticosteroids like prednisone inhibit which enzyme, thereby blocking the synthesis of arachidonic acid?

When starting strenuous exercise, all of the following physiologic events would likely occur EXCEPT:

A patient with Type I diabetes (defect in insulin production/secretion) will have which resulting change in enzymatic activity?

All of the following metabolic pathways or processes occur in the liver EXCEPT:

All of the following will create a decrease in Glomerular Filtration Rate (GFR) EXCEPT:

All of the following are post-transcriptional modifications EXCEPT:

The catecholamines (epinephrine and norepinephrine) that regulate the “fight-or-flight” response are released by which cell type?

Statement 1: In humans, fatty acids can be converted to glucose. Statement 2: Glucose can be converted to fatty acids.

Postsynaptic nicotinic receptors bind acetylcholine and are located on which portion of skeletal muscle cells?

Taste buds are found on all of the following papillae EXCEPT:

Statement 1: Both HDL and LDL generally transport lipids to the liver. Statement 2: Lipoproteins contain various proportions of cholesterol, triglycerides, bile salts, and phospholipids.

All of the following will cause hypoxemia ($\text{PO}_2 < 85 \text{ mm Hg}$) EXCEPT:

Which of the following is the fastest mode of nerve transmission, characterized by action potentials “jumping” between Nodes of Ranvier?

All of the following are metabolic fates of acetyl-CoA EXCEPT:

Renin released from the JGA ultimately results in hormonal activity from which tissue?

Reverse transcriptase performs which action?

Hematocrit (HCT) is defined as:

Which substance is considered the “gold standard” for measuring GFR because it is cleared from the plasma solely by glomerular filtration?