Answer:
The “lub” is the first heart sound, commonly termed S1, and is caused by turbulence caused by the closure of mitral and tricuspid valves at the start of systole. The second sound,” dub” or S2, is caused by the closure of aortic and pulmonic valves, marking the end of systole.
Heres a few examples:
-washing your hands
-use of protective equipment like, gloves, masks, and eyeglasses.
-coughing in your arm
-sneezing into a tissue
-using sterile instruments and devices.
Answer:
it's C (ultrasound)
Explanation:
it's not cochlear implant because cochlear is for your ears
it's not laser light because laser light surgery is used to repair skin
brachytherapy is used for cancer treatment (usually prostate)
electrical impedance tomography is used to form a tomographic image
ultrasound therapy is used to reduce swelling
so it's ultrasound (C)
Nora trusts her teams work ethic and leaves them to finish their tasks and report back.
same calls his team to explain how to use the new autoclave sterilizer.
naina has a team meeting to discuss how they can comply better with the regulations.