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Paola Barr
Study stack 2: week 7-13
| Question | Answer |
|---|---|
| A membrane that exhibits a membrane potential is said to be | polarized |
| A term commonly used as a synonym for action potential is | nerve impulse |
| The brief period during which a local area of an axon's membrane resists re-stimulation is called the __________ period. | refractory |
| The knee jerk can be classified as a segmental reflex because: You Answered | impulses that mediate it enter and leave the same segment of the cord. |
| Nerve impulses over the _____ nerve cause increased peristalsis and decreased heart rate. | vagus |
| What would the result be if the phrenic nerve received an impulse from the cervical plexus? | The diaphragm would stop contracting. |
| The vomiting reflex is mediated by the: | medulla |
| The clear and potassium-rich fluid that fills the labyrinth is | endolymph |
| The receptors responsible for sensing crude and persistent touch are the: | Ruffini corpuscles. |
| _____ is used to determine the volume percentage of red blood cells in whole blood. | Hematocrit |
| Neutrophils are highly mobile and phagocytic. They migrate out of blood vessels and into tissue spaces. This process is called | diapedesis. |
| _____, a natural constituent of blood, acts as an antithrombin and prevents clots from forming in vessels. | heparin |
| The term used to describe the collection of mechanisms that influence the circulation of blood is: | hemodynamics. |
| The major site for the absorption of the end products of digestion is the: | small intestine. |
| Hydrolysis refers to: | using water to split larger compounds into smaller ones. |
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