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SCI221-2
David Rivera: Cards for final, weeks 7-13
| Question | Answer |
|---|---|
| Which of the following antidepressants acts by blocking the action of monoamine oxidase (MAO)? | Phenelzine |
| Which is true of a neuron with a resting potential? | The sodium pump has moved Na+ to the outside of the plasma membrane. |
| Dopamine, epinephrine, and norepinephrine are classified as: | catecholamines. |
| Somatic motor and autonomic pathways share all of the following characteristics except: | number of neurons between central nervous system (CNS) and effector. |
| Which of the following is a description of the principle of autonomic antagonism as it relates to the autonomic nervous system? | If sympathetic impulses tend to stimulate an effector, parasympathetic impulses tend to inhibit it. |
| How does a dually innervated autonomic effector differ from a singly innervated autonomic effector? | A dually innervated effector receives input from both sympathetic and parasympathetic pathways. A singly innervated autonomic effector receives input from only the sympathetic division. |
| Movement of hair cells in the organ of Corti against the _____ membrane can stimulate nerve impulse condition. | tectorial |
| The sequence of auditory ossicles in the middle ear starting at the tympanic membrane and ending at the oval window is: | malleus, incus, and stapes. |
| Visceroceptors are located in which of the following? | Internal organs |
| The term used to describe the collection of mechanisms that influence the circulation of blood is: | hemodynamics |
| The difference between systolic pressure and diastolic pressure is called | pulse pressure. |
| The heart begins beating in the fetus at about what stage of development? | After about 4 weeks |
| The ability of our immune system to attack abnormal or foreign cells but spare our own normal cells is called: | self-tolerance. |
| Recognition of antigens by antibodies occurs when an | antigen’s epitopes fit into and bind to an antigen molecule’s antigen-binding site. |
| The presentation of an antigen by an antigen-presenting cell activates the T cell. The cell then divides repeatedly to form a clone of identical sensitized T cells that form | effector T cells and memory cells. |
| One hundred milliliters of arterial blood contains approximately what volume percent of oxygen? | 20% |
| The major form by which carbon dioxide is transported in the circulatory system is: | as bicarbonate ions. |
| Which of the following constitutes total lung volume? | Residual volume and vital capacity |
| Bicarbonates are useful in the GI tract to: | neutralize hydrochloric acid. |
| The hormone thought to be a messenger causing release of digestive enzymes from the intestinal mucosa is: | vasoactive intestinal peptide. |
| An end product of fat digestion is: | glycerol. |
Created by:
dmr740
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