Chapter 6 - NLCLEX Questions

Question 1

A saprobe derives its energy from

a. sunlight
b. conversion of nutrients from other organisms
c. utilizing the tissues/fluids of a living host
d. metabolizing organic matter of dead organisms

Answer 1

d

Question 2

Mineral ions used in microbial nutrition include

a. sodium
b. potassium
c. calcium
d. magnesium
e. all of the above

Answer 2

e

Question 3

A physician has ordered hypotonic parenteral therapy for a post-operative client over a 24-hour period. Based on the order, what is the priority nursing action?

a. Verify the order with the physician and pharmacy and hang the fluid as ordered.
b. Obtain a pump for the infusion.
c. Place the client on intake and output measures.
d. Begin intravenous hypotonic fluids.

Answer 3

a

Question 4

Which statements are true with respect to environmental factors’ influence on microbes? Select all that apply.

a. The optimum temperature range for microbes reflects the highest temperature at which growth will occur.
b. Temperature adaptation is accomplished by defined ecological groups.
c. Certain microbes require a higher carbon dioxide concentration for growth than that found in our atmosphere.
d. All microbes live and/or grow within a narrow PH range of 6 to 8.
e. The majority of microbes live in hypotonic and/or isotonic solutions.

Answer 4

b, c, e