Answer:
The immune (ih-MYOON) system attacks germs and helps keep us healthy. What Are the Parts of the Immune System? ... White blood cells, also called leukocytes (LOO-kuh-sytes), play an important role in the immune ... That way, if the immune system encounters that antigen again, the antibodies are ready to do their job
Explanation:
Answer:
Psychologists are traditionally concerned with the study of behavior. We believe that many aspects of population, from fertility regulation to migration, may be viewed as examples of human behavior occuring within particular socioeconomic and environmental contexts and thus appropriate for psychological research.
A 60-year-old man is at the clinic for an eye examination. The nurse suspects that he has ptosis of one eye. How should the nurse check for this?
- Observe the distance between the palpebral fissures
It is a passageway for urine and semen.
Answer:
definitely the heart
Explanation:
when you see "pumps blood throughout the body" you can think of the heart!