With the Elbow and Wrist Extended, Painting a Circle on a Canvas

question 102

Multiple Choice

With the elbow and wrist extended, painting a circle on a canvas requires ________ of the shoulder.

• A) rotation
• B) circumduction
• C) extension
• D) flexion
• E) elevation

---

Definitions:

Pre-T Cells

Immature T cells that are in the process of developing their specificity and functionality in the thymus.

Pre-B Cells

Immature B cells undergoing maturation in the bone marrow, important for the adaptive immune system.

Negative Selection

A process in immunology where self-reactive T or B cells are eliminated during development, preventing autoimmune diseases.

Positive Selection

A process in the immune system whereby cells that recognize a foreign antigen with high affinity are selectively proliferated.