All of the following are true about the toxicity of vitamin A except

You have just finished helping the veterinarian with a routine vaccination appointment on a healthy dog. A few minutes later, the receptionist calls to the treatment area hysterical. The dog vomited, then collapsed in the lobby. She checked his gums and they are pale, grey and the CRT is greater than 3 seconds. List 2 items you will be setting up in the treatment area for the care of this patient, while the assistant is getting the dog and the receptionist is calling the veterinarian back to the treatment area.

Megadoses are defined as vitamin intake ________ times the estimated human need to prevent a deficiency.

Vitamin C intake over 2 grams per day may cause which of the following symptoms?

Is the bolded statement TRUE or FALSE? Hydrogen bond(s): 26. only form in polar solvents. 27. are interactions between dipoles that are formed (the dipoles) when atoms of differing electronegativity form covalent bonds. 28. formation is not important in protein folding as large numbers of hydrogen bonds must also be broken between the unfolded protein and the solvent. 29. when forming, can contribute to a negative change in enthalpy. 30. when forming, can contribute to a negative change in free energy.

You are the triage nurse today. A Yorkie has just arrived at your hospital that was attacked by a larger dog.   While assessing the respiratory system, you are concerned that this patient has significant respiratory trauma.  List 2 abnormal findings you may have noticed during triage.

Most vitamin A is stored in the

The only cells which do not contain mitochondria are 

Respiratory arrest usually occurs before a cardiac arrest in dogs and cats.

Is the bolded statement TRUE or FALSE? The primary and secondary structure of proteins represent the first two levels in the hierarchy of protein structure. Classify the following statements as true or false. 46. The primary structure is held together by hydrogen bonds.  47. An α-helix will be destablized by the placement of an Arg four amino acids away from a Glu at pH 7.0. 48. The hydrophobic effect is the primary stabilizing interaction for formation of secondary structures.49. An α-helix will have phi/psi angles similar to that of a β-sheet. 50. Parallel and antiparallel β-sheets are made of strands that have R-groups that face perpendicular to the plane of the sheet and alternate sides of the sheet.