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Devanshi Mistri
Human Physiology
| Question | Answer |
|---|---|
| In a myelinated neuron, the impulse can travel under the myelin between nodes of Ranvier. False True | True |
| Which membrane receptor acts to directly change ion permeability when stimulated? | Gated-channel receptor |
| A term commonly used as a synonym for action potential is | nerve impulse. |
| The only ion(s) that can diffuse across a neuron’s membrane when the neuron is at rest is (are): | potassium. |
| The neurotransmitter(s) that inhibit(s) the conduction of pain impulses is(are): | enkephalins. |
| The action of acetylcholine is quickly terminated by its being hydrolyzed by the enzyme | acetylcholinesterase. |
| The two main types of adrenergic receptors are | alpha and beta. |
| Which cranial nerve is responsible for the sense of smell? | olfactory |
| The _____ consists of several structures that lie beneath the thalamus and form the floor of the third ventricle and the lower part of its lateral walls. | hypothalamus |
| Millions of B cells release millions of | antibodies |
| The lymphatic system is made up of lymphatic vessels where lymph flows in only one direction towards | the heart |