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SC1221 week 14
nightingale week 14 final
| Question | Answer |
|---|---|
| Pathogenesis can be defined as | the course of disease development. |
| DNA | is a double-helix strand of nucleotides. |
| The type of lipoprotein associated with “bad” cholesterol and the production of atherosclerotic changes in blood vessels is | LDL |
| Which is not true about the sodium and potassium pump? | Sodium moves into the cell and potassium moves out of the cell. |
| Twenty-three chromosomes per cell in humans is referred to as: | haploid |
| Which type of tissue has the greatest capacity to regenerate? | Epithelial |
| The cell organelles that synthesize organic matrix substances in bone formation are: | endoplasmic reticulum and Golgi apparatus. |
| An open fracture is also known as a compound fracture. | True |
| 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. |
| Which of the following statements about amino acid neurotransmitters is incorrect? | They are all inhibitory neurotransmitters. |
| Which is true of an action potential? | The outside of the plasma membrane is negatively charged, and the inside is positively charged. |
| Propranolol is an example of a | beta blocker, drug used to treat irregular heartbeats, drug used to treat hypertension |
| Once inside the sympathetic chain ganglion, the preganglionic fiber may: | synapse with a sympathetic postganglionic neuron, send ascending and/or descending branches through the sympathetic trunk to synapse with postganglionic neurons in other chain ganglia, pass through one or more ganglia without synapsing |
| Which of the following is a correct statement? | There are 5 lumbar nerve pairs. |
| Which is not true of the hormone somatostatin? | It stimulates the secretion of insulin. |
| Which of the following statements is not true of the pineal gland? | Melatonin is stimulated by the presence of sunlight. |
| The body’s defense mechanisms can be organized into one of two major categories of immune mechanisms; these are | innate and adaptive immunity. |
| Which of the following is not true of enzymes? | They change chemically and are in the end products of the reaction. |