Author Question: The nurse explains that breaking the chain of infection is a major step to prevention. The chain of ... (Read 134 times)

CQXA · **on:** Jun 27, 2018

The nurse explains that breaking the chain of infection is a major step to prevention. The chain of infection follows the sequence of: (Place in the correct sequence.)

a. Reservoir
b. Portal of entry
c. Transmission mode
d. Infectious microorganism
e. Portal of exit

Question 2

Identify the heart condition that will cause profound cyanosis, shock, and congestive heart failure if the PDA closes.

1. Truncus arteriosus
2. Total anomalous pulmonary venous return
3. Transposition of the greater vessels
4. ASD

huda · **Reply #1 on:** Jun 27, 2018

Answer to Question 1

D, A, E, C, B
For a susceptible host to be infected, there must be an infectious organism, a reservoir, a portal of exit, a transmission mode, and a portal of entry.

Answer to Question 2

2
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1. The truncal valve remains open, so these signs and symptoms will not be noted.
2. The PDA must remain open to allow the oxygen from the pulmonary veins to move to the left atrium.
3. Transposition causes cyanosis, but does not lead to shock.
4. An ASD does not lead to shock.