The umbilical cord contains which feature(s)? (Select all that apply.)
a. Wharton's jelly
b. Two arteries
c. Nerves
d. Cartilage
e. One vein
ANS: A, B, E
The umbilical cord is composed only of Wharton's jelly, two arteries, and one vein.
You might also like to view...
Mr. Carey is an ambulatory patient in your hospital. He enters the bathroom, comes out, and grabs your arm to "come and see the alligator." You do all of the following except
a. Tell him you see the alligator b. Tell him you do not see the alligator but that you understand it is a problem for him c. Stay calm d. Get help from another staff member
An elderly female patient who experienced a hemorrhagic stroke has a poor prognosis and multiple functional deficits, including dysphagia
A family meeting has been organized to discuss the possibility of tube feeding, and the patient's daughter is incredulous that a tube feed has not yet been introduced, stating, "The only thing worse than dying of a stroke would be to starve to death." What principle should underlie a response to the daughter? A) There are potential benefits to withholding artificial hydration and nutrition. B) The food energy derived from artificial hydration and nutrition can exacerbate disease processes. C) It is unethical to withhold artificial hydration and nutrition unless it is physiologically impossible. D) Unconscious patients are unable to metabolize nutrients that are derived from tube feeds or parenteral nutrition.
Seizures may be caused by:
a. brain tumours. b. alcohol and drug use withdrawal. c. infection (acute or chronic). d. all of the above.
The Epstein-Barr virus is responsible for which of the following?
a. erythema infectiosum c. mumps b. infectious mononucleosis d. roseola