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Nazia Ahmed
Physiology Weeks 7-13
| Question | Answer |
|---|---|
| No impulse can be sent through a neuron: | during the absolute refractory period. |
| Neurotransmitters are released in a synapse and bind to: | receptors on the postsynaptic neuron |
| The cerebellum acts with the _____ to produce skilled movement. | cerebrum |
| The knee jerk can be classified as a segmental reflex because: | impulses that mediate it enter and leave the same segment of the cord. |
| The receptors responsible for sensing crude and persistent touch are the: | Ruffini corpuscles. |
| The chemoreceptors in the carotid bodies are particularly sensitive to: | hypercapnia. |
| The vagus is said to act as a “brake” on the heart. This situation is called | vagal inhibition. |
| Which of the following is a powerful poison that acts directly on any cell and quickly kills it? | lymphotoxin |
| Which of the following constitutes total lung volume? | Residual volume and vital capacity |
| The hormone thought to be a messenger causing release of digestive enzymes from the intestinal mucosa is: | cholecystokinin-pancreozymin. |