D) diarthroses 45) Bending your head back until it hurts is an example of A) fle
ID: 3476647 • Letter: D
Question
D) diarthroses 45) Bending your head back until it hurts is an example of A) flexion B) circumduction C) hyperextension D) extension 46) What is moving a limb away from the median plane of the body along the frontal plane called? A) dorsiflexion B) abduction C) inversion D) adduction 47) What is the main, general purpose of negative feedback? A) to maintain homeostasis B) to control all body system tissues C) to keep the body's sugar high D) to regulate excretion cavities are spaces within joints. 48 A) Orbital B) Synovial C) Oral D) Nasal 49) Choose the following statement that is not completely correct regarding serous membranes. Parietal pericardium covers the outer surface of the heart, and visceral pericardium lines the cavity around the heart. B) Serosa are very thin, double-layered structures. C) Serous membranes are divided into parietal and visceral membranes with a potential space between the two. D) Serous membranes secrete a watery lubricating fluid.Explanation / Answer
45. The bending if head back until it hurts is an example of hyperextension.
Hyperextension is the extenaion beyond any Anatomical position.
Hence option C is correct.
46. Abduction defined as moving a limb away from the medial plane of the body along the frontal plane. (B)
47. The main general purpose of the negative feedback is to maintain homeostatsis by reducing the fluctuations in the output caused by the positive feedback. (A)
48. SYNOVIAL cavities are the space within the joints.
These are filled up with the sunovial fluid ehich acta as a shock absorber.
Hencd option B is correct.
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