Throughout the night, the human body is exposed to various molds, bacteria, and viruses. yet, in the morning, the human body is left unharmed. what is the human body's first defense against infection from these threats?

a. the skin produces cells that both detect and kill antigens.
b. the skin sheds old skin hourly to ensure newly regenerated skin.
c. the immune system produces t-killer and t- cells at night.
d. the immune system overly produces antibodies as one sleeps.

Briefly describe the scenario that was discussed in the behaving brain that demonstrated that the brain can change based on state or mood. which disease could the research involving rats and learning experiments that was discussed in the behaving brain ultimately with? in the behaving brain, what is a common misunderstanding about amnesia that was mentioned? what is the truth about amnesia that's mentioned? what does research discussed in the responsive brain show to be different in men and women's reaction to touch? what was discussed in the responsive brain as being brain-based and a vital part of normal growth and development in young children? in the responsive brain, what do they discuss as a possibility for leading to deficiencies in cognitive impairment as we age? in the responsive brain, what did the research involving african cichlid fish demonstrate? briefly describe the back story and affliction of the author of peter pan. what did you find most interesting about the behaving brain video, and why? what did you find most interesting about the responsive brain video, and w

What maintain homeostasis when a persons internal body temperature is 97.5°f

One important development during the 3rd trimester that will insulate the infant against changes in temperature is a. the deposition of fat under the skin b. the closing of the septum between c. the atria of the heart d. the beginnings of lung functioning e. the beginnings of light and sound sensing