Immune Response

Question: Antibodies bound to an invading microorganism activate the complement system via
[A].

classical pathway

[B].

metabolic pathway

[C].

Embden Meyerhof pathway

[D].

Entner-Doudoroff pathway

Answer: Option A

Explanation:

No answer description available for this question.

Question: In cellular immunity, T lymphocytes are responsible for the recognition and killing of foreign invaders. The cells are
[A].

cytotoxic T lymphocytes (CTL)

[B].

killer T cells

[C].

both (a) and (b)

[D].

none of the above

Answer: Option C

Explanation:

No answer description available for this question.

Question: If a person is vaccinated against a disease sometime in the past, which of the following is currently in your body?
[A].

The disease organism itself and antigens for the disease organism

[B].

A very high level of antibodies against the disease antigens

[C].

Memory B lymphocytes for the antigen of this disease organism

[D].

All of the above

Answer: Option D

Explanation:

No answer description available for this question.

Question: During exposure to a foreign invader, there are more __________ present in the vertebrate body than before exposure
[A].

antibodies

[B].

lymphocytes

[C].

macrophages and antigens

[D].

all of these

Answer: Option D

Explanation:

No answer description available for this question.