| the body's oxygen deficiency resulting from strenuous physical activity |
| a contracting muscle whose action is opposed by another muscle |
sensitive sen·si·tive (sěn'sĭ-tĭv)
adj.
Capable of perceiving with a sense or senses.
Responsive to a stimulus.
Susceptible to the attitudes, feelings, or circumstances of others.
Easily irritated or inflamed, especially due to previous exposure to an antigen.
Relating to, or characterizing a sensitized antigen.