click below
click below
Normal Size Small Size show me how
Jennifer Renteria
Physiology 1-6
| 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. |
| Processes for maintaining or restoring homeostasis are known as | homeostatic control mechanisms |
| A _____ is a functional group that is temporarily unattached and is highly reactive because of unpaired electrons. | Free radical |
| When two amino acids are joined, a peptide bond is formed and an H+ ion is released. True or false | False |
| A molecule or other agent that alters enzyme function by changing its shape is called a(n) | Allosteric effector |
| If red blood cells containing 10% solute are placed in a solution containing 10% solute, what will happen? | Nothing will happen |
| The hair papilla consists of _____ tissue. | Dermal |
| In which skin layer does the process of keratinization begin? | Stratum granulosum |
| Bones grow in diameter by the combined action of which two of the three bone cell types? | Osteoblasts & osteoclasts |
| Cross-bridges are also called: myosin heads. | Myosin heads |
| An example of a hinge joint is(are) the: | interphalangeal joints |