Which muscle will extend and adduct the arm for swimming or climbing a rope?
A. Deltoid
B. Biceps brachii
C. Latissimus dorsi
D. Serratus anterior
Answer: C
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Exposure of the skin to ultraviolet light
A) can result in increased numbers of melanocytes forming in the skin. B) can result in decreased melanin production by melanocytes. C) can cause destruction of vitamin D3. D) can increase melanocyte activity. E) has no effect on the skin cells.
The velocity and pressure of blood is slowest and lowest in the capillary beds. Which of the following is not an accurate description of the benefits of slow, low pressure blood in the capillary beds?
A) Lower pressure on the venus end of the capillary bed allows for greater reabsorption of fluid back to the plasma. B) Slower blood flow through capillaries allows more time for diffusion to take place in the capillary bed. C) Lower pressure in the capillary bed helps to increase pressure in the venus circulation. D) Lower pressure reduces the chance of injury to delicate capillary vessels.
The mesenteric arteries branch off the abdominal aorta, but the mesenteric veins do not connect directly to the vena cava. Why?
What will be an ideal response
Which fontanels normally finish closing about 12 months after birth?
A. posterior B. anterolateral C. anterior D. posterolateral