Which one of these two colors red or blue is easier to detect at some distance from you?

The patient is complaining of frequent urination. Urinalysis indicates that the patient’s urine has an abnormally high specific gravity and absence of erythrocytes. Visual inspection of urine indicates that it is clear and has a slightly aromatic smell. Which condition is this patient most likely suffering from? 

Imagine your friend spins you in a chair and then suddenly stops . Why do your eyes keep moving even after you have stopped spinning around?

You have prescribed your patient both alpha and beta blockers. What is/are the mechanism(s) by which this combination of medication can help manage your patient’s chronic hypertension? Select all that apply.

If there are abnormally high levels of carbon dioxide in the blood, it is beneficial to increase heart rate in order to

A patient has suffered from a severe and prolonged heat stroke. This has triggered several changes in the patient’s body. Select all correct responses.

Based on the color of the test tube, match each test tube to a specific molecule found within the test tube.

Examine the above image. Select all that apply to a person that has been fasting (has not eaten for 24 hours). You may select more than one correct answer.

Presence of erythrocytes in urine may be indicative of kidney stones or diabetes mellitus. Which other parameters of urine would you want to examine to rule out diabetes mellitus? Select all correct responses.

The immune system usually increases lymphocytes when fighting viral infections. Why then are lymphocytes low in HIV patients? The correct answers would be that HIV predominantly destroys____________which are crucial in activating both branches of adaptive immunity.