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Ericka Parker
Physiology Weeks 1&2
| Term | Definition |
|---|---|
| set point | The normal reading or range of normal is called the: |
| accelerate a change | Positive-feedback control systems: |
| hypothalamus | The body’s thermostat is located in the: |
| is sometimes called autoregulation | Intrinsic control: |
| autoimmunity | The term that literally means self-immunity is: |
| viruses | Intracellular parasites that consist of DNA or RNA surrounded by a protein coat and sometimes by a lipoprotein envelope are called: |
| oppose a change | Negative-feedback control systems: |
| reproductive | Of the 11 major body systems, which is the least involved in maintaining homeostasis? |
| oxytocin would inhibit uterine contractions | If the secretion of oxytocin during childbirth operated as a negative-feedback control loop, what effect would it have on uterine contractions? |
| positive | The contraction of the uterus during the birth of a baby is an example of _____ feedback. |
| secondary | The alpha helix is an example of which level of protein structure? |
| DNA | A double helix strand of nucleotides |
| dehydration synthesis | The formation of sucrose involves the removal of a molecule of water. This is called: |
| nitrogen | The element that is present in all proteins but not in carbohydrates is: |
| fatty acids and glycerol | The basic building blocks of fats are: |
| peptide bonds | Amino acids frequently become joined by: |
| essential amino acids | Humans can synthesize 13 of 21 basic amino acids; the remaining 8, which must be included in the diet, are called: |
| steroids | The types of lipids found that form hormones, such as cortisone, estrogen, and testosterone are: |
| free radical | A _____ is a functional group that is temporarily unattached and is highly reactive because of unpaired electrons. |
| prostaglandin | Which lipid acts as a “tissue hormone”? |