click below
click below
Normal Size Small Size show me how
Michael Carpenter P2
Physiology 7-13
| Question | Answer |
|---|---|
| Movement of the membrane potential away from zero (below the usual RMP) is called | Hyperpolarization |
| The only ion(s) that can diffuse across a neurons membrane when the neuron is at rest are (is) Sodium Potassium proteins Phosphate | Potassium |
| The most numerous cerebral tracts are the projection tracts association tracts commissural tracts cerebral nuclei | association tracts |
| Which is(are) the neurotransmitter(s) in a somatic motor pathway? Acetylcholine Amines Amino Acids Neuropeptides | Acetylcholine |
| The two point discrimination test can be used to measure | The sensitivity of the skin in various parts of the body |
| All of the following are nonsteroidal hormones except: oxytocin calcitonin cortisol glucagon | cortisol |
| neutrophils are highly mobile and phagocytic. They migrate out of the blood vessels and into tissue spaces. The process is called | diapedesis |
| Inhibition of sympathetic vasoconstrictor impulses is considered a major mechanism of | Vasodilation |
| Which of these substances operate(s) immune mechanisms? Sebum Mucus Enzymes Hydrochloric acid in gastric mucosa All of the above | All of the above |
| When carbon dioxide dissolves in water, some of the carbon dioxide molecules associate with water to form: Bicarbonate ions hydroxyl ions amino acid carbonic acid | Carbonic Acid |