The stratum basale
A. contains cells that undergo meiosis to form new epidermal cells.
B. has a mixture of living and dead cells - mostly dead.
C. is easily shed when you rub your hands together.
D. contains many blood vessels that nourish the epidermis.
E. contains cells that undergo mitosis to form new epidermal cells.
E
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In ________ a stimulus produces a response that opposes or negates the original stimulus
A) negative feedback B) positive feedback C) homeostatic equilibrium D) dynamic equilibrium E) homeostasis
The outermost layer of the pericardial sac is the serous pericardium
a. True b. False Indicate whether the statement is true or false
An example of a receptor in a negative feedback loop controlling body temperature would be
A) temperature sensors on the skin that detect a stimulus. B) sweat glands that increase secretion. C) regulatory centers that send commands to an effector. D) effectors that cause blood vessels to dilate. E) sweat glands that act like effectors.
The superior gluteal nerve arises from the:
a. cervical plexus b. brachial plexus c. lumbar plexus d. sacral plexus