Pectinate muscles are found in the:
a. atria
b. ventricles
c. aorta
d. veins of the limbs
Answer: a. atria
Anatomy & Physiology
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Endocrine glands
A. are ductless glands. B. are the organs of the endocrine system. C. secrete hormones directly into the bloodstream. D. help maintain homeostasis. E. All of the choices are correct.
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Which of the following is not one of the three main factors influencing stroke volume?
A. Afterload B. Chronotropic agents C. Inotropic agents D. Venous return
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As magnification increases, ________
A) the field diameter increases B) the field diameter decreases
Anatomy & Physiology
The diagram illustrates accessory structures of the skin. What does "E" represent?
A. Duct of eccrine sweat gland B. Sweat pore C. Eccrine sweat gland D. Sebaceous gland E. Hair follicle
Anatomy & Physiology