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Steven Mendoza
Physiology weeks 7-13
| Term | Definition |
|---|---|
| What do secondary sensory neurons do? | Conduct impulses from the cord or brainstem to the thalamus. |
| How many pairs or nerves are connected to the spinal cord and cranium | 31 pairs of spinal nerves. 12 pairs of cranial nerves |
| What are the two divisions of peripheral nervous system. | Afferent (sensory) division and Efferent (motor) division. |
| What are the two divisions of the autonomic nervous system. | Sympathetic and parasympathetic nervous systems. |
| What receptor is responsible for pain? | Nociceptor are free nerve endings found in skin pick of pain sensations. |
| What is the purpose of sensory receptrors | the help the body respond to stimuli caused by changes occurring in our internal or external environment. |
| What is proprioception? | This is the muscle sense that tells each moment the level of contraction and stretch of our skeletal muscles. |
| What are the principles of hormone action. | They target cells and bind to them, signal transduction and can combine hormone actions through synergism, permissiveness, and antagonism. |
| What is the purpose of the SA node | The SA node is considered the pacemaker of the heart. It initiates each heartbeat and sets its pace. Specialized cells in the node uses an intrinsic rhythm. |
| What are the the four regions of the brain | Brainstem (medulla, oblongata, pons, midbrain), Cerebellum, Diencephalon, Cerebrum |
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