Health Educational Systems HESI Online Practice Questions and Exam Preparation

Health Educational Systems HESI Online Questions & Answers

• Question 281:

  What is x2x4?

  A. x8
  B. 2(x8)
  C. x6
  D. 2x6
  C. x6

  ---

  Explanation/Reference:

• Question 282:

  Which of the following correctly describes the oxidation state of the sulfur atom in sulfuric acid?

  A. +5
  B. +6
  C. +7
  D. +8
  B. +6

• Question 283:

  What area of the eye has the most acute vision and is comprised only of cones?

  A. Iris
  B. Pupil
  C. Retina
  D. Macula
  E. Fovea centralis
  E. Fovea centralis

• Question 284:

  How many yards are in a mile?

  A. 1,000
  B. 1,760
  C. 5,280
  D. 10,000
  B. 1,760

• Question 285:

  What device makes it possible to predict the genotype and phenotype of the offspring of sexual reproduction?

  A. Punnett square.
  B. Chi square.
  C. PCR.
  D. Microscope.
  A. Punnett square.

• Question 286:

  Which word means "to obtain entry or a means of approach"?

  A. Overt
  B. Predispose
  C. Untoward
  D. Access
  D. Access

• Question 287:

  A particle with a negative or positive charge is referred to as ____.

  A. a neutron
  B. an isotope
  C. a proton
  D. an ion
  D. an ion

• Question 288:

  Multiply: (226)(55.3) =

  A. 24,277.3
  B. 12,497.8
  C. 32,449.3
  D. 11,936.5
  B. 12,497.8

• Question 289:

  Meiosis produces ____ cells and mitosis produces ____ cells.

  A. somatic; germ
  B. body; somatic
  C. germ; gametic
  D. germ; somatic
  D. germ; somatic

• Question 290:

  How many glucose molecules are required to balance the following reaction:

  _C6H12O6 + 24O2 -> 24CO2 + 24H2O + Energy

  A. 4
  B. 8
  C. 16
  D. 24
  A. 4