Which observation tool allows Shauna's doctor to monitor her blood circulation in real-time?
a microscope
a telescope
an X-ray
an ultrasound

Respuesta :

Answer:

Ultrasound

Step-by-step explanation:

Ultrasounds use sound waves to create images in real time. Therefore, medical doctors can use these to observe internal organs and blood vessels.

Answer:

Ultrasound

Step-by-step explanation:

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