Which cells are required to process and present antigens from foreign material as the initial step in the immune response?

A) T-helper cells
B) macrophages
C) eosinophils
D) monocytes


Answer: B) macrophages

Anatomy & Physiology

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The specificity of an antibody molecule depends on the structure of which of the following?

A) the constant segments of the light and heavy chains B) the constant and variable segments of the light and heavy chains C) the variable segments of the light and heavy chains D) the variable segments of the light chains only E) the constant segments of the heavy chains only

Anatomy & Physiology

Compare and contrast intrinsic and extrinsic controls of cardiac activity

What will be an ideal response?

Anatomy & Physiology

Which would be the correct order of brain area activation if one were to understand a sentence and repeat it aloud?

A. Broca area, primary motor cortex, Wernicke area B. Wernicke area, Broca area, primary motor cortex C. Wernicke area, primary motor cortex, Broca area D. Primary motor cortex, Broca area, Wernicke area E. Broca area, Wernicke area, primary motor cortex

Anatomy & Physiology

Feeling the presence of a mosquito biting your arm is an example of

a) growth. b) movement. c) responsiveness. d) reproduction. e) differentiation.

Anatomy & Physiology