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Physiology part 2
study cards
| Question | Answer |
|---|---|
| What is another name for Action Potential? | Nerve Impulse |
| Function of a Neurotransmitter? | Function of a Neurotransmitter is determined by the postsynaptic receptor. |
| Small- molecule neurotransmitters include? | Acetylcholine, Amines, Amino acids, and Nitric oxide. |
| What are Neuropeptides? | Large-molecule neurotransmitters. |
| What are the three meninges layers from inner to outer layer? | Pia, Arachnoid, and dura mater. |
| What is the function of Cerebrospinal Fluid ? | Provides a supportive, protective cushion. |
| How many ventricles are within the brain? | There are four ventricles within the brain. First and second are lateral, third one is medial to the lateral ventricle, and fourth ventricle is tiny, diamond-shaped space where the cerebellum attaches to the back of the brainstem. |
| What region of the brain consists of the medulla oblongata, pons, and midbrain? | Brainstem |
| When are most new neurons produced? | Before and shortly after birth. |
| Functions of brainstem? | Performs sensory, motor, and reflex functions. |
| What Neurotransmitter is Melatonin made from? | Serotonin. |
| What is dumbbell-shaped mass of gray matter made up of many nuclei? | Thalamus |
| How many cranial nerve pairs do we have? | 12 |
| Which nerve carries information about sense of smell? | Olfactory Nerve l (CN l) |
| What is the function of the optic nerve? | Carries visual information from eyes to the brain. |
| What are two functional division of the peripheral nervous system (PNS)? | Afferent (sensory) division and Efferent (motor) division. |