BIOS251-EXAM 1 (WEEK 1-INTRO) QUESTIONS
WITH CORRECT ANSWERS 2025
Anatomy CORRECT ANSWER is the study of structure
Physiology CORRECT ANSWER is the study of how body parts function
Characteristics of living things CORRECT ANSWER - growth
- made of cells
- need for food/energy/water
- respiration
- differentiation
- homeostasis
- metabolism
- reproduction
- responsive to stimuli
- movement
Levels of organization CORRECT ANSWER 1. Chemical level
2. Cellular level
3. Tissue level
4. Organ level
Chemical level CORRECT ANSWER combination of atoms to form molecules
Cellular level CORRECT ANSWER combination of organic molecules
Tissue level CORRECT ANSWER combination of cells of the same type, history, and physiology
, Organ level CORRECT ANSWER
combination of tissues of differing types to carry out a particular function
Negative feedback CORRECT ANSWER
a reaction that causes a decrease in function; essentially reduces, shuts off, or counterbalances the ori
ginal stimulus that caused the homeostatic imbalance
-
causes the given variable to change in the opposite direction of the inital change, and brings the syste
m back to homeostasis
- ex: temp, blood glucose levels, blood volume, ph, composition
Positive feedback CORRECT ANSWER
the response of the effector works to further increase the change that was caused by the stimulus; ma
y enhance, exaggerate, or amplify the original stimulus
- ex: childbirth, blood clot formation, menstrual cycle
Anatomical position CORRECT ANSWER
stand erect, arms at the side with palms facing forward (thumbs pointing away from the body), feet fla
t on the floor
Mattering CORRECT ANSWER anything that takes up space and mass
Protons CORRECT ANSWER positive charge
Electrons CORRECT ANSWER negative charge
Neutrons CORRECT ANSWER neutral charge
Atomic number CORRECT ANSWER number of protons in an atom
Mass number CORRECT ANSWER total number of protons and neutrons in an atom
WITH CORRECT ANSWERS 2025
Anatomy CORRECT ANSWER is the study of structure
Physiology CORRECT ANSWER is the study of how body parts function
Characteristics of living things CORRECT ANSWER - growth
- made of cells
- need for food/energy/water
- respiration
- differentiation
- homeostasis
- metabolism
- reproduction
- responsive to stimuli
- movement
Levels of organization CORRECT ANSWER 1. Chemical level
2. Cellular level
3. Tissue level
4. Organ level
Chemical level CORRECT ANSWER combination of atoms to form molecules
Cellular level CORRECT ANSWER combination of organic molecules
Tissue level CORRECT ANSWER combination of cells of the same type, history, and physiology
, Organ level CORRECT ANSWER
combination of tissues of differing types to carry out a particular function
Negative feedback CORRECT ANSWER
a reaction that causes a decrease in function; essentially reduces, shuts off, or counterbalances the ori
ginal stimulus that caused the homeostatic imbalance
-
causes the given variable to change in the opposite direction of the inital change, and brings the syste
m back to homeostasis
- ex: temp, blood glucose levels, blood volume, ph, composition
Positive feedback CORRECT ANSWER
the response of the effector works to further increase the change that was caused by the stimulus; ma
y enhance, exaggerate, or amplify the original stimulus
- ex: childbirth, blood clot formation, menstrual cycle
Anatomical position CORRECT ANSWER
stand erect, arms at the side with palms facing forward (thumbs pointing away from the body), feet fla
t on the floor
Mattering CORRECT ANSWER anything that takes up space and mass
Protons CORRECT ANSWER positive charge
Electrons CORRECT ANSWER negative charge
Neutrons CORRECT ANSWER neutral charge
Atomic number CORRECT ANSWER number of protons in an atom
Mass number CORRECT ANSWER total number of protons and neutrons in an atom
