Which of the following systems is comprised of 206 individual organs?
a. Integumentary system.
b. Skeletal system
c. Circulatory system.
d. Respiratory system.
Answer: b. Skeletal system
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Motor neurons whose cell bodies are within the spinal cord are called ________ neurons
A) upper motor B) lower motor C) preganglionic D) postganglionic E) somesthetic
The plasma membrane keeps the ____________________ fluid within the cells from mingling with the extracellular fluid
Fill in the blank(s) with correct word
What is true about the blood supply to the skin?
A) Both epidermis and dermis are poorly vascularized. B) Epidermis is avascular and dermis is richly vascularized. C) Epidermis is richly vascularized and dermis is avascular. D) Both epidermis and dermis are richly vascularized.
Trace the path of a drop of blood, starting at the right atrium and returning to the right atrium, through the pulmonary and systemic circuits of the cardiovascular system. Identify the chambers, valves, and vessels (except specific systemic blood vessels that are not directly associated with the heart), and indicate whether the blood is oxygenated or deoxygenated in each area
What will be an ideal response?