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Physiology: Set 2
Weeks 7-13- Bailey
Question | Answer |
---|---|
Describe neuron contralateral arc | sensory info enters on the side of CNS that is opposite from where the motor function information exits the CNS |
Describe how neurons are repaired | axonal sprout enters damaged area triggering mitotic division in each schwann cell, growth code develops along surface of schwann cells, schwann cell beings to form new myelin sheath |
Where is CHF released from | specific glial cells from the choroid plexues |
5 important ascending tracts | lateral spinothalamic, anterior spinothalamic, cutaneous tracts, spinocerebellar tracts, spinotectal tracts |
What structures make new blood cells | myeloid tissue and lymphoid tissue |
What is the average lifespan of a RBC | 105-120days |
What impulse initiates heartbeat | sinus node |
Which organ creates bile? Which one stores it? | Liver creates, gallbladder stores |
What does the small intestine do? | Breaks down food, absorbs nutrients |
What does the large intestine do? | Absorbs water and fluid |
How does lymph flow through our bodies? | Lymph travels in lymph vessels by muscle movement and contraction. Valves prevent backflow of lymph |