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Physiology Final
| Question | Answer |
|---|---|
| The type of cells that secrete ACTH are: | corticotrophs. |
| The immediate effect of a steroid hormone on a cell is the: | transcription of RNA. |
| The major hormone produced by the corpus luteum is: | progesterone. |
| The vagus is said to act as a “brake” on the heart. This situation is called | vagal inhibition. |
| Blood volume per kilogram of body weight varies inversely with: | body fat. |
| Pyrogen molecules trigger the fever response by promoting the production of | prostaglandins. |
| What is the function of the spleen? | tissue repair, hematopoiesis ,red blood cell and platelet destruction, blood reservoir |
| Ciliated cells lining the respiratory tract: | help move the mucus blanket toward the pharynx. |
| External respiration can be defined as: | the exchange of gases between the lung and the blood capillaries in the lung. and the exchange of gases between the blood capillaries and the tissue cells. |
| One hundred milliliters of arterial blood contains approximately what volume percent of oxygen? | 20% |