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Kimberley Navas
Physiology Week 1-6
| Question | Answer |
|---|---|
| Which level of control operates at the cell level, often using genes and enzymes to regulate cell function? | intracellular regulation |
| The impact of effector activity on sensors may be positive or negative. Therefore, homeostatic control mechanisms are categorized as | organs that are directly influenced by physiological variables or mechanisms |
| Positive-feedback control systems: | accelerate a change |
| A very large molecule composed of subunits of sugar, a nitrogen base, and a phosphate bond is a | nucleic acid |
| If one side of a DNA molecule is CTAGGCTG, the other side would be: | GATCCGAC |
| If red blood cells containing 10% solute are placed in a solution containing 10% solute, what will happen? | Water will move into and out of the cells at equal rates |
| The correct order of the phases of mitosis is: | prophase, metaphase, anaphase, telophase |
| The hair papilla consists of _____ tissue. | dermal |
| Hematopoietic tissue can be found in the: | bones |
| Which of the following provide flexibility and smooth surfaces for movement? | Cartilages |
| Normally, bone loss will begin to exceed bone gain between the ages of _____ years. | 35 and 40 |
| Bones act as a reservoir for which of the following minerals? | Calcium and Phosphorus |
| Three phases of the twitch contraction are the | latent period, contraction phase, and relaxation phase |
| The ability of muscle cells to respond to nerve stimuli is called: | irritability |
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