DH- A&P Chapter 1&2 review
is a ph of 11 acidic or basic?
basic
biochem is wet chem what does it mean
watery enviornment
what is the meaning of the term molecule?
2 or more atoms chemically bound
why would you have a hard time learning and understanding physiology if you did not also understand anatomy?
Anatomy and physiology are related. A given function can occur only if the corresponding structure allows it.
which of the four elements make you the bulk of living matter?
C,O,H,N
how do dna and rna differ from each other in the kids of bases and sugars they contain
DNA- a,t,c,g it also has sugar deoxyribose RNA- has a,g,c,u sugars ribose
kidney function bone growth and beating of the heart are all topics of anatomy. T/F
F
what kind of bond forms between water molecules ?
H
which is a proton donor - an acid or a base?
acids are protons donors
oxygen is a survival need why is it so important?
all the chemical reactions that occur in the body release food energy require oxyegen
what is the primary structure of proteins
amino acids
how is an atom related to an element
atom is the smallest particle of element
an atom has 5 neutrons , four protons and four electrons what is the atomic number what is its atomic mass number
atomic number = p atomic mass # = (#n+P)
the axillary and acromial areas are both in the general area of the shoulder. to what specific body area does each of these terms apply?
axillary -armpit. acromial-point of shoulder
which reaction type occurs when fats are digested in your small intestine?
decomp. reaction
is the formation of glycogen from glucose an example of hydrolysis or dehydration synthesis
dehydration synthesis
In addition to being able to metabolize, grow,digest,food,and excrete wastes, what other functions must an organism perform if it is to survive?
demends on abaility to maintain ones boundaries , to move,to respond to stimuli and to reproduce.
salts are electrolytes what does this mean
electrical currents is conducted when dissolved in water
what form of energy is used to transmit messages from one part of the body to another
electrical energy
how do ionic bonds differ from covalent bonds.
electrons are completely transferred in covalent bonds the interacting atoms share
how does a molecule of an element differ from a molecule of a compound?
element is a chemical combo of two or more atoms . compound atoms differ
what is the vital importance of ATP to body cells?
energy
what does it mean when we say that some energy is lost? every time energy changes from one form to another in the body?
everytime energy changes some heat is given off.
of fibrous and globular proteins which is more important
fibrous proteins
joe went to the emergency room, where he complained of severe pains in the lower right quadrant of his abdomen .what might be his problem?
he might have appendicitis
what property of water prevents rapid changes in body temp?
high heat prevents rapid changes
how does an enzyme recognize its substrates
it binds with substates
matter and energy - how are they irrelated
matter is substance of living & nonliving objects . energy is mover of substance.
what are the structural units or building blocs of carbs
monosaccharadies
when we begin to become dehydrates we usually get thirsty which causes us to drink liquid is the thirst sensation part of a negative or positive feedbank control system?defend your choice
negative feedback. we drink fluids so the thirst decrerases
when we say that the body demonstrates homeostasis do we mean that conditions in the body are unchanging? explain
no. it varies a narrow regulated range
Which organ system includes the trachea, lungs,nasal cavity and bronchi?
part of respiratory system
which type of lipid is abudant in cellular membrane
phospholipids
what type of energy is available when we are still ? when we are exercising?
potential energy and kinetic energy , respectively .
what name is given to an unstable atom that has either more or fewer neutrons than its typical number
radioisotope
how can you indicate that chemical reaction is reversible?
shown by double reaction arrows
of the spinal cord, small intestine, uterus and heart which are in the dorsal body cavity?
spinal
what is the anatomical position, and why is it importannt that an anatomy student understands it?
standard position for reference
At which level of structural organization is the stomach? At which level is glucose molecule ?
the stomach exhibits the organ level of structural organization . glucose is at chemical level.
if you wanted to separate the thoracic cavity from the abdominal cavity of a cadaver which type of section would you make
transverse
