An 11-year-old premenstrual female presents with a painful knee after mild trauma. Upon further evaluation you observe soft tissue bruises. The child is an orphan and there is no family history. The foster mother reports no other problems. The aPTT is prolonged and the PT is normal. A complete hematologic workup would yield

TLS Online TPP Program

#Question id: 19696

#Unit 13. Methods in Biology

Different leads are used to record ECG of humans. Which of the following connection shows in recording limb lead I?

TLS Online TPP Program

#Question id: 19697

#Unit 13. Methods in Biology

How to record through limb lead II in ECG?

TLS Online TPP Program

#Question id: 19698

#Unit 13. Methods in Biology

What is the configuration of limb lead III during ECG recording?

TLS Online TPP Program

#Question id: 19699

#Unit 13. Methods in Biology

What is Einthoven’s Law?

TLS Online TPP Program

#Question id: 19700

#Unit 13. Methods in Biology

Different leads are used to record ECG of humans, these leads can be either bipolar or unipolar. Which one of the following is NOT unipolar leads?

TLS Online TPP Program

#Question id: 19701

#Unit 13. Methods in Biology

Choose correct statement about Electrocardiogram Augmented Limb Leads.

a. In this type of limb lead system, two of the limbs are connected through the positive terminal of the electrocardiograph, and the third limb is connected to the negative terminal. 

b. In this type of limb lead system, two of the limbs are connected through the negative terminal of the electrocardiograph, and the third limb is connected to the positive terminal. 

c. When the positive terminal is on the right arm, the lead is known as the aVR lead; when on the left arm, it is known as the aVL lead; and when on the left leg, it is known as the aVF lead.

d. When the negative terminal is on the right arm, the lead is known as the aVR lead; when on the left arm, it is known as the aVL lead; and when on the left leg, it is known as the aVF lead.

Which of the following combination is correct?