Symptoms & Diagnosis
Body Systems
Lab Testing
Infectious vs Noninfectious
Critical Thinking Case Study
100

What is a symptom?
A. A treatment
B. A sign observed by a doctor
C. Something a patient experiences
D. A lab test

C. Something a patient experiences

100

Which system controls breathing?
A. Circulatory
B. Nervous
C. Respiratory
D. Digestive

C. Respiratory

100

A blood test can help detect:
A. Bone fractures
B. Infections
C. Hair color
D. Height

B. Infections

100

An infectious disease is caused by:
A. Genetics only
B. Injury
C. Pathogens like bacteria or viruses
D. Exercise

C. Pathogens like bacteria or viruses

100

If a patient has a sore throat, fever, and swollen lymph nodes, the first step is to:
A. Prescribe random medicine
B. Collect more information
C. Ignore symptoms
D. Diagnose immediately

B. Collect more information

200

A fever of 102°F would be considered:
A. A diagnosis
B. A symptom
C. A treatment
D. A disease

B. A symptom

200

The heart is part of which system?
A. Digestive
B. Circulatory
C. Skeletal
D. Nervous

B. Circulatory

200

Why are lab tests important?
A. To confirm a diagnosis
B. To waste time
C. To avoid symptoms
D. To replace doctors

A. To confirm a diagnosis

200

Diabetes is considered:
A. Infectious
B. Noninfectious
C. Contagious
D. Viral

B. Noninfectious

200

Why is patient history important?
A. It wastes time
B. It gives clues about the illness
C. It replaces lab tests
D. It guarantees a cure

B. It gives clues about the illness

300

Why is it important to gather all symptoms before diagnosing?
A. To guess faster
B. To avoid misdiagnosis
C. To impress patients
D. To skip testing

B. To avoid misdiagnosis

300

Which system sends signals through the body?
A. Muscular
B. Respiratory
C. Nervous
D. Endocrine

C. Nervous

300

An X-ray is mainly used to examine:
A. Muscles only
B. Skin
C. Bones
D. Blood

C. Bones

300

The flu spreads through:
A. Genetics
B. Broken bones
C. Airborne droplets
D. Dehydration

C. Airborne droplets

300

If test results contradict symptoms, a doctor should:
A. Ignore the results
B. Re-evaluate and retest
C. Guess
D. Discharge the patient

B. Re-evaluate and retest

400

If two diseases share similar symptoms, doctors should:
A. Pick one randomly
B. Ignore the symptoms
C. Order additional tests
D. Send the patient home

C. Order additional tests

400

Breaking a bone affects which system?
A. Skeletal
B. Digestive
C. Respiratory
D. Immune

A. Skeletal

400

If a patient has chest pain, a doctor might order:
A. A spelling test
B. An EKG
C. A vision test
D. A hearing exam

B. An EKG

400

Vaccines help by:
A. Weakening the immune system
B. Preventing disease
C. Causing infection
D. Removing organs

B. Preventing disease

400

A medical detective must rely on:
A. Assumptions
B. Evidence
C. Luck
D. Speed only

 B. Evidence

500

The process of identifying a disease is called:
A. Prescription
B. Diagnosis
C. Prevention
D. Vaccination

B. Diagnosis

500

White blood cells are part of which system?
A. Skeletal
B. Immune
C. Circulatory
D. Muscular

B. Immune

500

Lab results help doctors by:
A. Guessing
B. Providing evidence
C. Removing symptoms
D. Avoiding treatment

B. Providing evidence

500

Which is an example of a noninfectious condition?
A. Common cold
B. COVID-19
C. Strep throat
D. Asthma

D. Asthma

500

The best diagnosis is made by combining:
A. Symptoms only
B. Lab tests only
C. Evidence, symptoms, and history
D. Guessing

C. Evidence, symptoms, and history