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Chapter 3 Anatomy And Physiology From Science to Life, 2nd Edition
Complete Chapter Questions With Answers
Sample Questions Are Posted Below
| 1. | A human cell placed in a 2% NaCl solution (a hypertonic solution) would: | |
| A) | swell and lyse. | |
| B) | have a low osmotic pressure compared to the solution. | |
| C) | maintain its shape. | |
| D) | maintain a very high hydrostatic pressure. | |
| E) | exhibit no change. | |
| 2. | A red blood cell placed in distilled (pure) water (which is hypotonic) would: | |
| A) | Swell and burst | |
| B) | Shrink | |
| C) | Swell, then shrink as equilibrium is reached | |
| D) | Neither shrink nor swell | |
| E) | Maintain a low hydrostatic pressure. | |
| 3. | A red blood cell placed in a hypotonic solution would: | |
| A) | Crenate | |
| B) | Swell, then crenate as equilibrium is reached | |
| C) | Neither crenate nor swell | |
| D) | Swell and lyse | |
| E) | Have a low osmotic pressure compared to the solution. | |
| 4. | Which statement is the most correct regarding the processes of transcription and translation? | |
| A) | The nucleotide sequence in an mRNA codon is an exact copy of the DNA triplet that coded for it, except that uracil replaces adenine. | |
| B) | The nucleotide sequence in an mRNA codon is an exact copy of the DNA triplet that coded for it, except that uracil replaces thymine. | |
| C) | The nucleotide sequence in an rRNA codon is an exact copy of the DNA triplet that coded for it, except that uracil replaces adenine. | |
| D) | The nucleotide sequence in a tRNA anticodon is an exact copy of the DNA triplet that coded for it, except that uracil replaces adenine. | |
| E) | The nucleotide sequence in a tRNA anticodon is an exact copy of the DNA triplet that coded for it except that uracil replaces thymine. | |
| 5. | If cells are placed in a hypotonic solution containing a solute to which the membrane is impermeable, what could happen? | |
| A) | The cells would swell and cell lysis could occur. | |
| B) | The cells would lose water and crenate. | |
| C) | The cells would crenate at first, but then reach equilibrium with the surrounding solution. | |
| D) | The cells would show no change. | |
| E) | The cells would maintain a low hydrostatic pressure. | |
| 6. | Which of the following cells types would you expect to have an unusually high abundance of free ribosomes? | |
| A) | Fibroblasts | |
| B) | Osteoblasts | |
| C) | Skeletal muscle cells | |
| D) | Liver cells (which produce many of the proteins found in blood) | |
| E) | Chondroblasts | |
| 7. | Which of the following is the major positive ion in the extracellular fluid? | |
| A) | Potassium | |
| B) | Sodium | |
| C) | Magnesium | |
| D) | Chloride | |
| E) | Hydrogen | |
| 8. | __________ can be thought of as “cell eating” and is practiced frequently by white blood cells, which use it to neutralize bacteria, viruses, and dead or dying cells. | |
| A) | Pinocytosis | |
| B) | Exocytosis | |
| C) | Phagocytosis | |
| D) | Autolysis | |
| E) | Hydrolysis | |
Answer Key
| 1. | B |
| 2. | A |
| 3. | D |
| 4. | E |
| 5. | A |
| 6. | C |
| 7. | B |
| 8. | C |
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Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $30.00.$20.00Current price is: $20.00.