What is the main skeletal component of the pterosaur wing?

The tree in the diagram shows basic relationships of archosaurs. What is the name of the clade represented by the node with the questions mark?

Which of these is not a synapomorphy of pterosaurs?

What caused the end-Triassic extinction that led to the loss of most croc-line archosaurs?

  The diagram shows the wing of a bird, a bat, and a pterosaur. Pick the order below that corresponds to the correct indetities.

Based on bone histology, archosaurs had a high growth rate ancestrally.

The nurse is providing discharge teaching to the parents of a child who underwent a hypophysectomy(removal of pituritary gland). Which statement by the parents indicates a need for further instruction?

The medical abbreviation TIA stands for ___. 

To remove pressure.

Removal of a section of the cranium for treatment of intracranial pressure. A cranioplasty is performed at a later time, once the condition is stabilized.