During the lab, you performed the two-point threshold test a…

During the lab, you performed the two-point threshold test and measured the density of touch receptors on multiple parts of your body. The following describes the test procedures. Choose correct options for the steps 4 and 5 in parentheses. Step 1) Start with adjustable calipers wide apart and keep your partner’s eyes closed.Step 2) Place the adjustable calipers on the partner’s skin with equal pressure.Step 3) Ask the partner whether two separate points are felt.Step 4) If the answer is yes, the calipers are brought (farther apart, or closer together).Step 5) The (minimum, or maximum) distance at which two points of contact can be felt is the two-point threshold.

You performed an electrocardiogram (ECG, EKG) three times on…

You performed an electrocardiogram (ECG, EKG) three times on a runner. The first time is when your test subject is at rest. The second time is immediately after your test subject performs a 20-minute run. The third time is 5 minutes after your subject performs a 20-minute run. Which EKG likely represents the results immediately after your test subject’s 20-min run?   Slide10.JPG