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Crutch
Crutch A wooden or metal vertical prop that helps support a disabled person while he or she is walking. Crutches extend from the walking surface to either the armpit or the arm.
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Arm
"1. In popular usage, the appendage that extends from the shoulder to the hand. However, the medical definition refers to the upper extremity extending from the shoulder only to the elbow, excluding the forearm, which extends from the elbow to the wrist. The arm contains one bone: the humerus. 2. In a randomized clinical trial, any of the treatment groups. Most randomized trials have two ""arms,"" but some have three ""arms,"" or even more."
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Crotch
A nonmedical term in common usage for the region where the legs come together, the place where the lower limbs divide.
CRP
C-reactive protein.
Cruciate
Cross-shaped. The cruciate ligaments are so-named because they cross each other. For example, there are cruciate ligaments that cross within the knee joint. These ligaments help provide stability and strength to the knee joint.
Cruciate ligament, anterior
The knee joint is surrounded by a joint capsule with ligaments strapping the inside and outside of the joint (collateral ligaments) as well as crossing within the joint (cruciate ligaments). These ligaments provide stability and strength to the knee joint. The anterior cruciate ligament (cruciate means shaped like a cross) is in the front.
Cruciate ligament, posterior
The knee joint is surrounded by a joint capsule with ligaments strapping the inside and outside of the joint (collateral ligaments) as well as crossing within the joint (cruciate ligaments). These ligaments provide stability and strength to the knee joint. The posterior cruciate ligament (cruciate means shaped like a cross) crosses behind the anterior cruciate ligament within the joint.
Crutch
Cry for help
An expression of suicidal intent in the hope of receiving help and being rescued. A cry for help may take many different forms such as a telephone call, a message left on an answering phone, a note left in a conspicuous place, or an e-mail message. It may also be a symbolic gesture such as a superficial cut on the wrist.
Cryo-electron microscopy
An electron microscopic technique that involves freezing the biological sample in order to view the sample with the least possible distortion and the fewest possible artifacts. Abbreviated as cryo-EM.
Cryo-EM
Cryo-electron microscopy.
Cryocardioplegia
Paralysis of the heart by cold (hypothermia).
Cryoglobulin
"An abnormal blood protein that has the unusual properties of precipitating from the blood serum when it is chilled (hence the ""cryo-"") and redissolving when it is rewarmed. Cryoglobulins are gamma globulins with a molecular weight of approximately 200,000. "
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