The answer is skin
The first line of defence is your innate immune system. Level one of this system consists of physical barriers like your skin and the mucosal lining in your respiratory tract. The tears, sweat, saliva and mucous produced by the skin and mucosal lining are part of that physical barrier, too.
Answer:
Whole grains are grains that have their entire kernel (bran, endosperm and germ) intact therefore retaining valuable nutrients. Refined grains on the other hand are grains that have been milled and stripped off parts of their kernel therefore lowering their nutritional quality.
Explanation:
Answer:
Brain stem and spinal cord
Explanation:
The central nervous system consist of the spinal cord ,brain and the sensory organs
Both psychologists and psychiatrists treat people with varying problems and disorders, can diagnose, and practice psychotherapy. However, while psychiatrists can prescribe medicine, psychologists cannot. Psychiatrists are medical doctors, psychologists are not.
Psychiatrists diagnose illness, manage treatment and provide a range of therapies for complex and serious mental illness. Psychologists focus on providing psychotherapy (talk therapy) to help patients.
A normal blood pressure level should be less than 120/80 mmHg