BIOS251 EXAM 1 QUESTIONS WITH
CORRECT ANSWERS 2025
What is anatomy and physiology? CORRECT ANSWER •
Anatomy- study of the structures of the human body.
• Physiology-Study of the function and working of those structures.
Define buffer CORRECT ANSWER
form chemical systems that absorb excess acids or bases to maintain a relatively stable pH, maintains h
omeostasis
Define metabolism CORRECT ANSWER
refers to the whole sum of reactions that occur throughout the body within each cell and they provide
the body with energy.
Define homeostasis CORRECT ANSWER
Maintaining a stable internal environment, maintains state of balance
Define differentiation CORRECT ANSWER
The process by which cells become progressively more specialized; a normal process through which cell
s mature
Define histology CORRECT ANSWER study of tissues
sagittal plane CORRECT ANSWER divides body into left and right
coronal plane(or frontal) CORRECT ANSWER divides body into front and back
transverse plane CORRECT ANSWER line that divides the body into upper and lower sections
Superior position CORRECT ANSWER toward the head, upper, above
, inferior position CORRECT ANSWER toward the feet, lower, below
Anterior position(ventral) CORRECT ANSWER Front side/in front of
Posterior position(dorsal) CORRECT ANSWER a body part is located toward the back. (dorsal)
medial position CORRECT ANSWER Toward the midline of the body
lateral position CORRECT ANSWER away from the midline
Proximal position CORRECT ANSWER
Proximal refers to a part of the body that is closer to the origin of that body part.
Distal position CORRECT ANSWER
Farther from the point of origin of a structure or farther from the reference point or the midline axis
superficial CORRECT ANSWER
(adj.) on or near the surface; concerned with or understanding only what is on the surface, shallow
deep CORRECT ANSWER away from the surface
anatomical position CORRECT ANSWER
Body is standing erect, feet slightly apart and arms at the sides with palms turned forward
Levels of organization CORRECT ANSWER atoms, cells, tissues, organs, organ systems, organisms
Atoms and molecules CORRECT ANSWER
smallest component of an element, building blocks of all matter, has nucleus with protons, neutrons an
d electrons
Cells CORRECT ANSWER the smallest structural units; organizations of various chemicals
CORRECT ANSWERS 2025
What is anatomy and physiology? CORRECT ANSWER •
Anatomy- study of the structures of the human body.
• Physiology-Study of the function and working of those structures.
Define buffer CORRECT ANSWER
form chemical systems that absorb excess acids or bases to maintain a relatively stable pH, maintains h
omeostasis
Define metabolism CORRECT ANSWER
refers to the whole sum of reactions that occur throughout the body within each cell and they provide
the body with energy.
Define homeostasis CORRECT ANSWER
Maintaining a stable internal environment, maintains state of balance
Define differentiation CORRECT ANSWER
The process by which cells become progressively more specialized; a normal process through which cell
s mature
Define histology CORRECT ANSWER study of tissues
sagittal plane CORRECT ANSWER divides body into left and right
coronal plane(or frontal) CORRECT ANSWER divides body into front and back
transverse plane CORRECT ANSWER line that divides the body into upper and lower sections
Superior position CORRECT ANSWER toward the head, upper, above
, inferior position CORRECT ANSWER toward the feet, lower, below
Anterior position(ventral) CORRECT ANSWER Front side/in front of
Posterior position(dorsal) CORRECT ANSWER a body part is located toward the back. (dorsal)
medial position CORRECT ANSWER Toward the midline of the body
lateral position CORRECT ANSWER away from the midline
Proximal position CORRECT ANSWER
Proximal refers to a part of the body that is closer to the origin of that body part.
Distal position CORRECT ANSWER
Farther from the point of origin of a structure or farther from the reference point or the midline axis
superficial CORRECT ANSWER
(adj.) on or near the surface; concerned with or understanding only what is on the surface, shallow
deep CORRECT ANSWER away from the surface
anatomical position CORRECT ANSWER
Body is standing erect, feet slightly apart and arms at the sides with palms turned forward
Levels of organization CORRECT ANSWER atoms, cells, tissues, organs, organ systems, organisms
Atoms and molecules CORRECT ANSWER
smallest component of an element, building blocks of all matter, has nucleus with protons, neutrons an
d electrons
Cells CORRECT ANSWER the smallest structural units; organizations of various chemicals
