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Integumentary and Musculoskeletal Systems Disability Etiquette & Physical Activities Organ Systems Differentiation and Division of Human Cells Sensory System Key Terms BMI, Body Composition and Body Types Muscle & Nerve Tissue IV Therapy and Blood Transfusion Health Care Agents of Disease Nutrition and Calorific Value Circulatory System Cardiology Medications Who am Eye? Body

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Genetics › View

Which two systems work together to get oxygen to the cells?

A. digestive and circulatory

B. nervous and circulatory

C. circulatory and respiratory

D. nervous and respiratory

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Anatomy - Muscle Histology/NMJ/Physiology › View

Once calcium is pumped into the axon terminal what happens?

A. The muscle contracts

B. ACh is released into the synaptic cleft.

C. Sodium pumps into the sarcolemma.

D. The muscle contracts.

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