Positive inotropic agents
a. decrease the contractility of the heart.
b. cause hemolysis of blood clots.
c. prevent blood clotting.
d. increase the contractility of the heart.
Answer: d. increase the contractility of the heart.
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Which of the following are a group of lipid-soluble hormones derived from cholesterol?
a) Steroids b) Thyroid hormones c) Nitric oxide d) Amine hormones e) Peptide hormones
The muscle or group that does not have a proximal attachment to the calcaneus is the
A. extensor digitorum brevis. B. abductor hallucis. C. lumbricals. D. flexor digitorum brevis. E. quadratus plantae.
Two prominent tendons you can palpate at the popliteal fossa arise from which muscles?
A. The sartorius and gracilis B. The pectoralis major and latissimus dorsi C. The semitendinosus and biceps femoris D. The adductor magnus and biceps femoris E. The teres major and triceps brachii
The diagram illustrates sensory nerve endings in the skin. What is the function of "C"?
A. detects deep pressure, vibration, and proprioception B. responds to painful stimuli C. responds to light touch and superficial pressure D. detects touch, involved in 2-point discrimination E. detects continuous touch or pressure