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Emily Castaneda
Human Physiology (Week 1-6)
| Question | Answer |
|---|---|
| Pathogenesis can be defined as: | The course of disease development. |
| The body’s thermostat is located in the: | Hypothalamus. |
| Positive-feedback control systems: | Accelerate a change. |
| Negative-feedback control systems: | Oppose a change. |
| Homeostasis can best be described as: | A state of relative constancy. |
| Which lipid is part of vitamin D? | Steroids |
| The basic building blocks of fats are: | Fatty acids and glycerol. |
| Amino acids frequently become joined by: | Peptide bonds. |
| During which stage of mitosis do the centrioles move to the opposite poles of the cell? | Prophase |
| Transcription can be best described as the: | Synthesis of mRNA. |
| The papillary layer of the dermis: | Produces the ridges that make fingerprints. |
| The area referred to as true skin is the: | Dermis. |
| Which type of tissue has the greatest capacity to regenerate? | Epithelial |
| Calcification of the organic bone matrix occurs when | Complex calcium salts are deposited in the matrix. |
| After the age of 50, the density of bone: | Decreases slowly because of a shift in the remodeling activity. |
| Small cells that synthesize and secrete a specialized organic matrix are | Osteoblasts. |
| Hematopoiesis is carried out in the: | Red bone marrow. |
| Three phases of the twitch contraction are the: | Latent period, contraction phase, and relaxation phase. |
| The contractile unit of a muscle cell is the: | Sarcomere. |
| The ion necessary for cross-bridging is: | Calcium. |