3. Differentiate between development during the germinal, embryonic, and fetal periods and examine risks to prenatal development posed by exposure to teratogens.

Within days after a fracture, a “soft callus” of fibrocartilage forms. What fibers are found in this type of cartilage? Identify the cells required for fibrocartilaginous callus formation and list their functions.

As a fracture is repaired, new bone is added to the injury site. What term is used to describe the addition of new bone tissue? Identify which bone cell is responsible for this process and explain how it occurs.

Define the following terms used in the case and in associated questions: Hemorrhage Fracture Proximal Diaphysis

One way bones are classified is by their shape. How would you classify the bones fractured by Mrs. Morgan?

2. Explain Bronfenbrenner’s ecological systems model.

In the final stage of bone repair, some of the osseous tissue must be broken down and removed. What term is used to define the breaking down of osseous tissue? Which bone cell would be best suited for this task?

3. Describe adolescent friendships and dating relationships as they apply to development and explain the role that aggression, anxiety, and depression play in adolescent development.

The diaphysis of Mrs. Morgan’s humerus is fractured. What type of bone makes up the majority of the diaphysis of long bones like the humerus? Describe the layers of bone tissue found here.

Two symmetrical converging lenses made from the same material (index of refraction of 1.52) are 30.0 cm apart, as shown on the diagram. An object is placed 46.0 cm to the left of Lens 1 (L1). (a) Draw the Ray Diagrams (b )Locate the final image of the object relative to lens 2 (L2).  (c) Find the overall magnification. (d) Calculate and describe the image characteristics with respect to the original object.