CNA Workbook Chapter 9 | Human Anatomy and Body Systems Overview | Key Terms and Review Questions and Answers

cna workbook ch 9

, cells the body's building blocks kr kr kr




homestasis condition in which all body systems are working at their best kr kr kr kr kr kr kr kr kr kr




metabolism the body's physical and chemical process
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organs each has a specific function in the body kr kr kr kr kr kr kr




tissues made up of a group of cells that performs a similar task kr kr kr kr kr kr kr kr kr kr kr




the largest organ and system in the body is the __
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skin prevents __ to internal organs
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skin also prevents the loss of too much __ which is essential to life
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the skin is also a __ organ that feels heat, cold, pain, touch and pressure
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blood vessels __ or wide, when the outside temperature is too high dilate
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blood vessels __ or narrow, when the outside temperature is too cold
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The body is shaped by muscles,bones,ligaments,tendons,and cartilage T/F t
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the human body has 215 bones T/F
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bones are made up of dead cells T/F
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bones protect the bodys organs T/F
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tow bones meet at a joint T/F t
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a hinge joint, such as the elbow, can bend in two directions T/F
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muscles allow movement of body parts T/F
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skeletal muscles are involuntary muscles T/F f
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the heart is an involuntary muscle T/F t
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range of motion exercises help prevent problems related to immobility T/F t
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atrophy occurs when the muscle weakens, decreases in size and wastes away T/F
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one way to prevent falls is to keep walkers or canes within reach T/F t
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bruising (normal or sign/symptom) kr kr kr sign

weakening of muscles (normal or sign/symptom) kr kr kr kr kr normal

loss of muscles tone (normal or sign/symptom)
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