EMT FINAL-JB Learning Exam (NEW 2023/ 2024 Update) | Grade A| Questions and Verified Answers| 100% Correct
QUESTION
In order for efficient pulmonary
... [Show More] gas exchange to occur:
Answer:
. oxygen and carbon dioxide must be able to freely diffuse across the alveolar-capillary membrane.
QUESTION
Which of the following statements regarding methicillin-resistant Staphylococcus aureus (MRSA) is correct?
Choose one answer.
A. MRSA is a bacterium that causes infections and is resistant to most antibiotics.
B. The communicable period for MRSA is 10 days to 2 weeks after being infected.
C. Studies have shown that less than 1% of health care providers are MRSA carriers.
D. Most cases of MRSA transmission occur following an accidental needlestick.
Answer:
MRSA is a bacterium that causes infections and is resistant to most antibiotics.
QUESTION
Hypoxia is MOST accurately defined as:
Answer:
inadequate oxygen to the tissues and cells.
QUESTION
Upon initial contact with a patient who appears to be unconscious, you should
Answer:
attempt to elicit a verbal response by talking to the patient
QUESTION
Which of the following conditions would LEAST likely result in hypoxia?
A. pleural effusion
B. pulmonary edema
C. prolonged seizures
D. severe anxiety
Answer:
D. severe anxiety
QUESTION
Syphilis is a:
Answer:
bloodborne disease that can successfully be treated with penicillin
QUESTION
Which of the following clinical signs is unique to anaphylactic shock?
Choose one answer.
A. hypotension
B. wheezing
C. pallor
D. dizziness
Answer:
wheezing
QUESTION
Which of the following conditions is NOT categorized as a psychiatric condition?
Choose one answer.
A. substance abuse
B. schizophrenia
C. depression
D. Alzheimer's disease
Answer:
A. substance abuse
QUESTION
Which of the following would MOST likely result in hemorrhagic shock?
Choose one answer.
A. liver laceration
B. repeated diarrhea
C. severe vomiting
D. excessive sweating
Answer:
liver laceration
QUESTION
Temporary, widespread vasodilation and syncope caused by a sudden nervous system reaction MOST accurately describes:
Answer:
psychogenic shock.
QUESTION
Which of the following statements regarding the human immunodeficiency virus (HIV) is correct?
Which of the following statements regarding the human immunodeficiency virus (HIV) is correct?
Choose one answer.
A. The risk of HIV infection is greatest when deposited on a mucous membrane or directly into the bloodstream.
B. HIV is far more contagious than hepatitis B and is easily transmitted in the health care setting.
C. Most patients who are infected with HIV experience chronic symptoms that vary in duration and severity.
D. The risk of HIV infection is high, even if an infected person's blood comes in contact with your intact skin.
Answer:
The risk of HIV infection is greatest when deposited on a mucous membrane or directly into the bloodstream.
QUESTION
Gas exchange in the lungs is facilitated by:
Answer:
adequate amounts of surfactant.
QUESTION
Which of the following is a late sign of hypoxia?
Choose one answer.
A. tachycardia Incorrect
B. anxiety Incorrect
C. restlessness
D. cyanosis
Answer:
cyanosis
QUESTION
An infectious disease is MOST accurately defined as:
Choose one answer.
A. the invasion of the human body by a bacterium that cannot be destroyed by antibiotics or other drugs. [Show Less]