The sacrum does not protect organs in the ________ system
A) reproductive
B) digestive
C) urinary
D) nervous
E) respiratory
Answer: E
Anatomy & Physiology
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The nerve fibers in the dermis stimulate
A. muscles and glands in the dermis. B. blood vessels in the epidermis. C. melanocytes in the epidermis. D. fat cells in the subcutaneous layer.
Anatomy & Physiology
The stretch reflex is an example of a ________ reflex because it maintains the body's upright position.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
The job of the urinary system is to make urine, thereby controlling the body's ________ and eliminating waste products.
A. red blood cell count B. specific gravity C. rate of gas exchange D. fluid and electrolyte balance
Anatomy & Physiology
Selectively permeable membranes allow proteins to pass through them
a. true b. false
Anatomy & Physiology