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Physiology
| 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. |
| A structural lipid found in the cell membrane is a: | phospholipid & steroid. |
| Prostaglandins and steroids share which of the following characteristics? | Both have a ring structure in their molecule. |
| Which is true about the sodium and potassium pump? | Three sodium ions are taken out of the cell. |
| Which skin layer is called the barrier area? | Stratum corneum |
| The hair follicle is found in the: | dermis. |
| The cell organelles that synthesize organic matrix substances in bone formation are: | endoplasmic reticulum and Golgi apparatus. |
| During childbirth, a baby passes through an imaginary plane called the: | pelvic outlet. |
| Young children’s bones have a greater risk of fracturing because of incompletely ossified bone. | False |
| Normally, bone loss will begin to exceed bone gain between the ages of _____ years. | 35 and 40 |