What type of receptor detects pressure?
A. Photoreceptors
B. Mechanoreceptors
C. Nociceptors
D. Thermoreceptors
Answer: B
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The vitreous humor:
a. is found in the anterior cavity b. is found in the posterior chamber c. is a watery fluid in front of the lens d. both A and C above
The resistance stage in the general adaptation syndrome (stress response) is dominated by ________
A) aldosterone B) norepinephrine C) angiotensin D) cortisol E) epinephrine
As blood leaves the right ventricle, it passes through the ________ and then into the pulmonary trunk
A) pulmonary veins B) conus arteriosus C) aorta D) inferior vena cava E) superior vena cava
If there is a complete block between the SA node and the AV node, how would the ECG be affected?
A) The P-R interval will be shorter. B) The QRS duration will be longer. C) There will be much bigger P waves. D) The ventricles will stop beating. E) The rate of P waves will be faster than the rate of QRS complexes.