Which of the following is not an example of acquired immunity?
A) antibodies crossing the placenta from the baby to the mother
B) antibodies formed during direct exposure to a pathogen
C) immunizations
D) an antitoxin injection
A
Explanation: Antibodies cross from the mother to the baby, not the baby to the mother. The other statements are true.
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Fill in the missing word in the definition for the key term.
Cartilage is found covering the ends of bones and serves as a place for tendons to attach
Indicate whether the statement is true or false
During exercise in a hot and humid environment, heat loss via evaporation is decreased compared to exercise in a cool and low humidity environment.
Answer the following statement true (T) or false (F)
Two types of needles are:
a. disposable and nondisposable b. large and small c. nuclear and nonnuclear d. none of the above