QUESTIONS AND ANSWERS UPDATED LATEST NEW!!!!!!
Chemical reactions that occur in the human body are controlled by special catalytic
molecules called
a) enzymes
b) cytozymes
c) cofactors
d) activators
e) none of the above - ANS... -enzymes
Enzymes:
- are proteins
- function as biological catalysts
- lower the activation energy required for a reaction
- affect only the rate of a chemical reaction
- all of the above - ANS... -all of the above
Substrate molecules bind to enzymes at the
a) amino group sites
b) active sites
c) carboxyl group sites
d) reactant sites
e) none of the above - ANS... -active sites
All the compounds that can be synthesized or broken down by chemical reactions
inside the body are called
a) inorganic compounds
b) organic compounds
c) nutrients
d) metabolites - ANS... -metabolites
Which of the following substances would be the least acidic?
- lemon juice, ph=2
- urine, ph=6
- tomato juice, ph=4
- white wine, ph=3
- stomach secretions, ph=1 - ANS... -urine, ph=6
, inorganic ions function in
a) blood clotting
b) muscle contraction
c) impulse transmission in nerve cells
d) carrying oxygen
e) all of the above - ANS... -all of the above
The study of the structure of individual cells is called
a) cytology
b) histology
c) embryology
d) physiology
e) medical anatomy - ANS... -cytology
The study of all of the superficial and internal features in a specific area of the
body is called
a) surface anatomy
b) regional anatomy
c) surgical anatomy
d) medical anatomy
e) radiographic anatomy - ANS... -regional anatomy
The study of early development processes is termed
a) histology
b) embryology
c) cytology
d) pathology
e) organology - ANS... -embryology
The study of the structure of tissues is called
a) gross anatomy
b) cytology
c) histology
d) organology
e) microbiology - ANS... -histology
The branch of physiology that deals with changes in function resulting from
disease is called
a) histophysiology