Biochemistry and Physiology Quiz 7

The plateau phase in the cardiac action potential is primarily caused by which ion movement?

The second law of thermodynamics states that the total energy of a closed system is conserved.

Which of the following is NOT classified as a peptide hormone?

Which type of blood vessel accounts for the largest proportion of peripheral vascular resistance?

All of the following are true of carbonic anhydrase (CA) EXCEPT:

All of the following are true of cardiac muscle EXCEPT:

What autosomal recessive disease is caused by a deficiency of muscle glycogen phosphorylase?

Extracellular fluid (ECF) comprises what approximate percentage of total body water?

Which of the following types of cartilage has the ability to calcify?

All of the following are key enzymes or proteins in DNA synthesis EXCEPT:

All of the following tissues are involved in a feedback axis with the hypothalamus EXCEPT:

Which of the following enzyme classes catalyze bond cleavage?

Which of the following decreases gastric motility?

Which of the following respiratory volume equations is incorrect?

Which of the following is TRUE regarding the Gibbs free energy change (ΔG)?

All of the following are true of the somatic nervous system EXCEPT:

Which of the following is the most prominent proteoglycan in cartilage and bone?

All of the following are true of the pulmonary circulation compared to the systemic circulation EXCEPT:

Which of the following anterior pituitary hormones exerts its effects on almost all tissues?

Which type of mutation involves the deletion or insertion of 1–2 base pairs, changing the entire reading frame?