Exam 1 (items for 4 quizes)
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brachial region
arm
normal range
range of values around the set point that do not cause a reaction by the control center
control center
compares values to their normal range; deviations cause the activation of an effector
effector
organ that can cause a change in a value
sensor
reports a monitored physiological value to the control ce nter
lymphatic system
splee, red bone marrow, lymph nodes, and tonsils
negative feedback
air conditioner turning on cooling systemt to get to your desired temperature
MRI scan disadvantages
high cost and the need for shielding from the magnetic signals
thigh is one what region
femoral region
respiratory system
larynx, trachea, and lungs
bones are __ to the muscles
deep
anatomical position
person stands erect, eyes are forward, thumbs are lateral to the ring fingers, feet point forward
coronal/frontal section divides the body into
anterior and posterior regions
microscopic anatomy
the study of very small structures of the body using magnification
digestive organs found in the
abdominal cavity
smallest units of life
cells
__ combine to form organs
tissues
___ bond forms between water molecules
hydrogen
glucose
5 carbons and 1 oxygen contained within a ring
atomic number
number of protons
solute
the thing that is disolved
bond that involves the sharing of electrons
covalent bond
99% of human body made of four main elements
nitrogen, carbon, hydrogen, oxygen
basic
the higher the pH level the more basic