final exam 1-13 Flashcards
define anatomy?
study of body structure and their relationship to each other.
there are 3 cavities in the thoracic body cavity. what are they?
pericardial and 2 plural cavities.
which of the following are requirements of life?
pressure, oxygen, and water.
define metabolism?
all the chemical reaction in a cell/ or body.
which of the following answers are part of all homeostatic mechanism?
receptors, control center, and effectors.
supine is defined as?
body lying on its posterior surface.
define proximal?
closer to point of attachment to the truck.
functions of the skeletal system include.
framework and physical protection.
define physiology.
the study of how the body and its parts function.
which are characterizes of negative feedback?
very common, and reverses change that are outside nirmal values.
positive Feeback triggers an automatic response that?
pushes the charge further away from normal values.
the axial portion of the human body includes.
neck, trunk, and head.
homeostasis is?
maintaining a stable internal environment.
if a surgeon makes an incision just inferior to the diaphragm, what body cavity will be opened?
the abdominal cavity.
which of the following are characteristic of life?
movement, excretion, and growth.
the visceral layer of a serous membrane lines the cavity wall.
false
the human body is divided into the axial and appendicular portions.
true
the chemical bond involving the sharing of electrons between pair is?
covalent
a solution with a pH of 0 is?
acidic
the atomic weight of an element is?
the number of protons and neutrons in an atom.
which number is associated with greater stability in chemisty?
8
atoms are electrically neutral. why?
atoms have the exact same number of protons and electrons.
the mass of neutrons is?
the same as the mass of protons.
the primary structure of proteins is defined as?
the linear sequences of amino acids.