Saylor Academy
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Which of the following describes a positron emission tomography 
(PET) scanner? 
 
A device that uses magnetic fields to produce images of brain structures 
 
A device that uses radioactive fluid to determine the active areas of the brain 
 
A device that uses magnetic fields to measure blood flow 
 
An X-ray device that can create a 3D model of the brain 
CONCEPT 
Measuring Brain Function and Mapping the Brain 
2 
Which of the following statements describes the pituitary gland? 
...
______ describes the mental injury or shock that results from 
events like natural disasters, the death of a loved one, physical 
assaults, or extreme stress. 
 
Phobia 
 
Psychopathy 
 
Psychological trauma 
 
Stress response 
CONCEPT 
Causes of Mental Disorders 
2 
A chronic disorder in which a person experiences a variety of mental 
and physical symptoms that have no apparent physical causes is 
called __________. 
 
a pain disorder 
 
a hypochondriasis 
 
a conversion di...
18 questions were answered correctly. 6 questions were answered incorrectly. 1 question was skipped. These were marked incorrect. 1 The ethical position that evaluates the morality of an action solely on the results of that action is __________. 
 
consequentialism 
 
deontology 
 
character ethics 
 
divine command theory CONCEPT Different Considerations for Evaluating Actions 
2 Which of the following people would be most satisfied with virtuebased ethics? 
 
Walt is looking for...
You passed this Milestone 
18 questions were answered correctly. 
6 questions were answered incorrectly. 
1 question was skipped. These were marked incorrect. 
1 
The ethical position that evaluates the morality of an action solely 
on the results of that action is __________. 
 
consequentialism 
 
deontology 
 
character ethics 
 
divine command theory 
CONCEPT 
Different Considerations for Evaluating Actions 
2 
Which of the following people would be most satisfied with virtuebase...
BIO 101 Sophia Biology Unit 1 Milestone 1 - 2021 
 
 
 
 
 
 
 
Score 20/23 
 
 
 
 
 
You passed this Milestone 
What molecules in the cell membrane help move molecules from a low to a high concentration gradient? 
 
 
 
 
Endocytosis 
 
 
 
 
Vesicles 
 
 
 
 
 Transport proteins 
 
 
 
 
Diffusion pumps 
 
CONCEPT 
 
Facilitated Diffusion 2 
 
Which of the following statements is true? 
 
 
 
 
Diffusion involves the breaking down of dead organelles. 
 
 
 
 
Diffusion involves the movement o...
BIO 101 Sophia Biology Unit 2 Milestone 2 - 2021 
 
 
 
 
 
 
 
Score 15/15 
 
 
 
 
You passed this Milestone 
 
Which of the following activities uses white skeletal muscles? 
 
 
 
 
Snapping your fingers 
 
 
 
 
Swimming 
 
 
 
 
Walking 
 
 
 
 
Running a marathon 
 
CONCEPT 
 
Types of Skeletal Muscle and Muscle Contraction Overview 2 
 
Which information about muscle cramps is true? 
 
 
 
 
They are caused by a deficiency of calcium in the body. 
They are voluntary contractions of muscl...
BIO 101 Sophia Biology Unit 3 Milestone 3 - 2021 
 
 
 
 
 
 
 
Score 16/17 
 
 
 
 
You passed this Milestone 
 
1.	Parkinson’s disease is caused by	. 
 
 
 
 
an injury in the peripheral nervous system 
 
 
 
 
the breakdown of neurons, affecting neurotransmitter production 
 
 
 
 
a viral infection that affects various parts of the brain 
 
 
 
 
an injury to the spinal cord 
 
CONCEPT 
 
Nervous System Health and Disorders 2 
 
This ear disorder, which produces inflammation in the inner e...
BIO 101 Sophia Biology Unit 4 Milestone 4 – 2021 
 
 
 
 
 
 
 
Score 19/20 
 
 
 
 
 
 
You Passed This Milestone 
 
Which of the following is an autoimmune disorder? 
 
 
 
 
Lupus 
 
 
 
 
Allergies 
 
 
 
 
AIDS 
 
 
 
 
Anaphylactic shock 
 
CONCEPT 
 
Immune System Disorders and HIV/AIDS 2 
 
What is "tidal volume?" 
 
 
 
 
The amount of water the lungs can hold without failing 
 
 
 
 
The minimum amount of oxygen that has to be present in the air
BIO 101 Sophia Biology Unit 5 Milestone 5 - 2021 
 
 
 
 
 
 
Score 25/26 
 
 
 
 
 
 
 
You passed this Milestone 
 
 
 
How many chromosomes can be found in the nucleus of an unfertilized, female egg cell? 
 
 
23 
 
 
46 
 
 
0 
 
 
0.5 
 
CONCEPT 
 
Fertilization and Early Development 2 
 
A woman in labor is giving birth to a baby feet first, or in breech. 
 
What should the doctor do? 
 
 
Push the baby back into the uterus. 
 
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BIO 101 Sophia Biology Unit 6 Milestone 6 – 2021 
 
 
 
 
 
 
Score 15/15 
 
 
 
 
You passed this Milestone 
 
A father is colorblind. 
 
What are the odds that he passes this gene to his son? 
 
 
25% 
 
 
0% 
 
 
50% 
 
 
100% 
 
CONCEPT 
 
X-Linked Traits 2 
 
Being left-handed (represented as l) is a recessive trait. Jim and Suzie are both left-handed. 
 
If they have a child, which of the following could be his/her genotype? 
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