Answer:
1. The retina contains three kinds of colour receptors
Explanation:
Young-Helmholtz theory color vision says human can perceive colour due to the presence of colour receptors in the retina that receives colour in various wavelengths
To determine if a person is potentially exposed to a
communicable disease, one should be familiar with the case of the patient. By
then she can determine how the disease will be transmitted by knowing the
portal of entry of the infectious agent and its mode of transmission from
reservoir to a susceptible host by direct or indirect contact.
Moreover, a health professional must be immunized against
infectious disease to lessen the chance of susceptibility of communicable
diseases.
<span>How long participants practice a task can also be modified to help optimize skill development. Some individuals might need additional sessions to achieve a desired physical activity outcome, whereas others might attain personal goals in fewer sessions. </span>
The decreased activity and demand for oxygen is a major factor predisposing to pulmonary infection in immobilized patients
Some of the most common the pulmonary infections is like: Empyema – The presence of the pus within the pleural space and in between the lungs and the chest wall. the Lung abscess – A pus-filled cavity within the lung is surrounded by the inflamed tissue. Tuberculosis – A bacterial infection of lungs.
A lung infection can also be caused by the virus, bacteria, and sometimes even a fungus. One of the most and common types of lthe lung infections is called pneumonia. Pneumonia, in which the affects of the smaller air sacs of the lungs, is most often caused by the contagious bacteria, but they can also be caused by the virus.
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