Directional Terms
the term that means "below another structure"
inferior
Which body plane splits the body into front and back parts?
Frontal or Coronal plane
How does sweating cool us down?
the sweat evaporates off our skin
which cells are involved in fighting infections?
WBC (leukocytes)
what is viscosity?
the thickness or stickiness of a fluid; thicker is more viscous
the term that means towards the midline of the body
medial
the eyes are ___________________to the lips
superior
is thermoregulation voluntary or involuntary?
it is both; hypothalamus detects and responds (involuntary) but we can add clothing, turn up heat, etc (voluntary)
how many litres of blood are in the body?
5 litres
what do the top # and bottom # represent in blood pressure readings? (think of the ventricles)
Top # (when left ventricle contracts)
Bottom # (when left ventricle relaxes
which body plane separates the body into equal right and left parts?
midsaggital plane
which body plane splits the body into top and bottom parts?
transverse plane
a feedback system where the response lessens the original stimulus
negative feedback
what is the definition of hemostasis?
the stoppage of blood flow
what factors can change someone's blood pressure reading?
age, weight, mood, physical activity, posture
What is Anatomical Position?
standing erect, facing forward, arms at side,palms facing forward
what is another word for anterior (the front of the body)
ventral
what are some examples of positive feedback systems?
childbirth, blood clotting
which cells look like little donuts and live for about 120 days?
RBC (erythrocytes)
what are some examples of healthcare waste produced by hospitals, blood banks, etc?
sharps, needles, blood, contaminated gloves, masks, medication bottles, etc.
what are fixed lines of reference along which the body is often divided or sectioned
body planes
what is the term that means "closer to the point of attachment on the trunk of the body"
proximal
what is another word for red blood cell?
erythrocyte
which cells are involved in blood clotting?
thrombocytes (platelets)
why is medical waste dangerous?
contains potentially infectious material and microorganisms