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-Physio Week 7-13
Final studystack
| Question | Answer |
|---|---|
| A solution that contains a greater concentration of hydroxide ions (OH–) than hydrogen ions (H+) is a(n) _____ solution. | basic/alkaline |
| What is the primary function of hemoglobin? | Transports oxygen from the lungs to the tissues and then transports CO2 back from the tissues to the lungs. |
| The most numerous type of phagocyte is the: a. neutrophil. b. histocyte. c. microglia. d. Kupffer cell | A |
| Which substance can destroy pathogens by lowering the pH to a level at which they cannot function? a. Hydrochloric acid b. Mucus c. Enzymes d. Sebum | A |
| When classified according to the kind of chemical reactions catalyzed, digestive enzymes are referred to as _____ enzymes. | hydrolyzing |
| Polysaccharides are hydrolyzed into disaccharides by enzymes known as: | amylase |
| Which cells of the skin are filled with a tough, fibrous protein and account for most of the epidermal cells of the skin? | Keratinocytes |
| The nail body forms at the nail root, which has a matrix of proliferating cells from the _____________ that enables the nail to grow continuously | stratum basale |
| The protein molecule that has heads jutting out for cross-bridging is: | myosin |
| The type of movement that occurs when the head is dropped to the shoulder, then to the chest, to the other shoulder, and toward the back is: | circumduction |
| During which phase of the twitch contraction is there a triggering of the release of calcium ions into the sarcoplasm? | latent period |
| The membrane potential maintained by a nonconducting neuron's plasma membrane is called the _____ membrane potential. | Resting |
| Which hormone produced by the adrenal glands is responsible for mobilization of energy stores? | cortisol |