Answer the following statements true (T) or false (F)
1. A bundle of axons within the CNS that shares a common origin, destination, and function is called a tract.
2. A connection between the brain and other organs in the body is called a pathway.
3. A bundle of axons in the PNS is called a nerve.
4. A group of cell bodies within the PNS is called a nucleus.
5. A group of axons in a specific region of the spinal cord is called a column.
1. TRUE
2. TRUE
3. TRUE
4. FALSE
5. TRUE
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Sabrina's resting heart rate is 80 beats per minute, and her resting stroke volume is 50 mL per beat. What is her cardiac output? When she exercises, her heart rate increases to 100 beats per minute and her stroke volume increases to 55 mL per beat. What happens to her cardiac output? What is the advantage of the lower relative increase in stroke volume?
What will be an ideal response?
The pharynx is an enlargement at the top of the trachea that houses the vocal cords
Indicate whether the statement is true or false
Yellow bone marrow contains a high amount of ________
A) elastic tissue B) blood-forming cells C) cartilage D) fat
The micturition reflex center is in the
A. hypothalamus. B. sacral segments of the spinal cord. C. medulla oblongata. D. pons.