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Physiology
Physiology Weeks 1-6
| Question | Answer |
|---|---|
| Epidemiology is the study of the _____ of diseases in human populations. | occurrence, distribution, transmission |
| The element that is present in all proteins but not in carbohydrates is: | nitrogen. |
| Prostaglandins and steroids share which of the following characteristics? | Both have a ring structure in their molecule. |
| Which lipid is part of vitamin D? | Steroids |
| The formation of sucrose involves the removal of a molecule of water. This is called: | dehydration synthesis. |
| Unsaturated fats: | will kink or bend because of the double bonds between the carbon atoms. |
| Which energy-releasing or energy-transferring molecule does not contain a nucleotide? | Creatine phosphate |
| If a sequence of nitrogen bases in nucleic acid were A-U-C-G-A, which of the following would be true about the nucleic acid? | It contains ribose sugar. |
| Diffusion requires: | a concentration gradient. |
| Extensive weight training causes the muscle cells to: | hypertrophy |
| Which of the following is not true of RNA? | It contains deoxyribose sugar. |
| Phagocytosis is an example of: | endocytosis |
| Which type of tissue has the greatest capacity to regenerate? | Epithelial |
| Which is not a function of connective tissue? | Communication |
| Which of the following is not a characteristic of epithelial tissue? | Is important in communication and control |
| Which of the following is not a characteristic of smooth muscles? | Having intercalated disks |
| Which of the following is not a function of adipose tissue? | Defends the body from microbes and injurious substances |
| Which cells electrically insulate axons to increase the speed of conduction? | Oligodendrocytes, Schwann cells |
| 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, All of the above are end-products of the breakdown of ATP. |
| The type of movement possible at a synovial joint depends on the | shape of the articulating surfaces of the bones |
| Physiological muscle fatigue may be caused by: | a relative lack of ATP. , high levels of lactate., failure of the sodium-potassium pumps. |
| Which of the following statements is incorrect about motor units? | The more muscle fibers stimulated by a motor neuron, the more precise the movements of that muscle can be. |
| 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. |
| White fibers are also called _____ fibers. | fast |
| Which of the following is not a part of the neuromuscular junction? | T-tubules |
| All of the following are true characteristics of an isometric contraction except: | movement is produced. |
| Stretching the foot down and back and pointing the toe is called: | plantar flexion |
| During which phase of the twitch contraction is there a triggering of the release of calcium ions into the sarcoplasm? | Latent period |
Created by:
mcossey2001
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