A chemical imbalance in the body can cause the heart to stop pumping blood, which in turn will cause other tissues and organs to cease functioning. This observation supports the view that
A) all organisms are composed of cells.
B) all levels of organization within an organism are interdependent.
C) chemical molecules make up cells.
D) blood has magical properties.
E) congenital defects can be life-threatening.
B
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A person suffering from carpal tunnel syndrome has lost function of the
A. median nerve. B. radial nerve. C. musculocutaneous nerve. D. ulnar nerve. E. axillary nerve.
Answer the following statements true (T) or false (F)
1. In one square inch of skin, there are more oil glands than sweat glands. 2. In one square inch of skin, there are about twice as many pressure sensors as heat sensors. 3. The hypodermis is the layer of the skin found between the epidermis and the dermis. 4. Strong, tough collagen fibers can be found in both the dermis and epidermis of the skin. 5. Hair in certain parts of the body is stimulated to grow by the presence of hormones.
The reflex that complements a withdrawal reflex by making compensatory adjustments on the opposite side of the body receiving the stimulus is the
A) tendon reflex. B) crossed extensor reflex. C) stretch reflex. D) flexor reflex. E) reciprocal reflex.
Which body system would be affected by degeneration of cartilage in joints?
A. Cardiovascular B. Muscular C. Skeletal D. Nervous E. Lymphatic