Mr. Jacobs fell and broke his olecranon. Explain the function of this bony projection
What will be an ideal response?
The olecranon is part of the ulna bone that sits on the posterior side of the trochlear notch. The trochlea of the humerus fits into the trochlear notch of the ulna. Damage to the olecranon of the ulna bone can impair movement of the elbow joint.
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The movement of substances through the cell membrane against their concentration gradient is a type of ________ process.
A) active B) passive C) diffusion D) filtration
During the second stage of the inflammatory response, what do neutrophils accomplish when they migrate to areas of damaged tissue?
A) Neutrophils destroy bacteria and other cellular debris. B) Neutrophils increase capillary permeability. C) Neutrophils are potent vasodilators. D) Neutrophils interfere with the ability of viruses or bacteria to infect other cells.
Which of the following groups of muscles has the most muscle spindles?
A. Muscles of the torso B. Muscles of the hand C. Muscles of the middle-ear D. Muscles of the back E. Muscles of the thigh
The ornithine-urea cycle happens in which two locations?
A) Nucleus, endoplasmic reticulum B) Mitochondrion, cytoplasm C) Cytoplasm, intercellular space D) Ribosome, cytoplasm