Question	Mixed reality: Number Correct Responses (%)          N = 22	Control: Number Correct Responses (%)                    N = 129	95% Confidence Interval [CI]
Please name the muscle that lies immediately deep to the breast?	22 (100)	123 (95.3)	[0.0105, 0.0835]
The majority of lymphatic fluid from the breast first drains into which group of lymph nodes?	4 (18.2)	7 (5.4)	[-0.0379, 0.2939]
The artery that supplies the majority of the lateral aspect of the breast originates from which of the following vessels?	8 (36.4)	40 (31.0)	[-0.1623, 0.2703]
The suspensory ligaments of Cooper connect the clavipectoral fascia to which of the following?	10 (45.5)	50 (38.8)	[-0.1574, 0.2914]
Briefly describe the path of milk as it exits the breast?	8 (36.4)	17 (13.2)	[0.0226, 0.4414]
Name the structure that separates the lobes of the breasts?	4 (18.2)	22 (17.1)	[-0.1628, 0.1848]
At which dermatomal level are the nipples located?	15 (68.2)	37 (28.7)	[0.1853, 0.6047]

Int J Med Educ. 2022; 13:107-114; doi: 10.5116/ijme.6250.0af8