The nurse should suspect of a fractured jaw.
The crepitus is a common sign of bone fracture and it's heard when the fractured surfaces of two broken bones rub together.
Also If there is a severe jaw fracture, the patient might experience limited ability to move the jaw or be unable to move it at all.
Answer:
1. x chromosome
2.males
3.one X and one Y chromosome.
4. two X chromosomes
5. a very common trait in humans and frequently used to explain X-linked disorders.[8] Between seven and ten percent of men and 0.49% to 1% of women are affected. Its commonness may be explained by its relatively benign nature. It is also known as daltonism.
6.Females with one copy of the mutated gene are carriers. X-linked inheritance means that the gene causing the trait or the disorder is located on the X chromosome. Females have two X chromosomes while males have one X and one Y chromosome.
Explanation:
If you were to go in the career cluster of healthcare (medical), you would be able to assist your patients' needs better, understand what is really going on in their bodies, and give them suggestions for improving their overall health. Hope this helps. :D. Let me know if you have any questions about my explanations and feel free to ask more questions.