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Physiology 1-6
mid
| Question | Answer |
|---|---|
| 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. |
| Homeostasis can best be described as: | a state of relative constancy. |
| The carbon-containing molecules formed by living things are often called | organic molecules. |
| A structural lipid found in the cell membrane is a: | phospholipid. steroid. |
| Water will move through the cell membrane by: | osmosis. |
| Which skin layer has cells that look prickly because of the desmosomes that join the cells together | Stratum spinosum |
| Which of the following is not a proteoglycan found in the matrix of connective tissue? | Collagen |
| Which type of connective tissue helps newborns maintain body temperature by producing heat? | Brown fat |
| Why is cartilage slow to heal. | Because it is semi-solid and flexible Because cartilage calcifies at a slow rate |
| Young children’s bones have a greater risk of fracturing because of incompletely ossified bone. | true |
| Which of the following is not an end-product of the breakdown of ATP? | An inorganic phosphate Energy that can be used in muscle contraction ADP |