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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

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The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

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Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

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ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Tongue Conditions, Cranial Nerve XII (Hypoglossal) Palsy Tongue Conditions, Cranial Nerve XII (Hypoglossal) Palsy
(A) The structure of a neuron, showing the dendrites, nerve cell body, and axon. (B) Photomicrograph (A) The structure of a neuron, showing the dendrites, nerve cell body, and axon. (B) Photomicrograph
Cross Section of Skin and Free Nerve Endings Cross Section of Skin and Free Nerve Endings
Conduction Velocities in Axons of Various Nerve Fiber Types Conduction Velocities in Axons of Various Nerve Fiber Types
The regeneration of the optic nerve of the frog after portions of either the retina or the optic ... The regeneration of the optic nerve of the frog after portions of either the retina or the optic ...
Testing motor function of cranial nerve VII - Raise eyebrows Testing motor function of cranial nerve VII - Raise eyebrows
Video: Contraction cycle of a sarcomere

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