What are the functions of the papillary layer of the skin?
What will be an ideal response?
1. Feed and oxygenate the epidermis.
2. Provide touch and pain receptors.
3. Form the underlying foundation for ridges of the hands and toes.
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The tube that carries urine out of the body is called the ________.
A. urethra B. collecting tube C. trigone D. ureter
Which of the following statements is true regarding objects projected from the same level as they land?
A. time up and time down are equal B. angle of decent is equal to angle of takeoff C. both A & B D. all of the above
Classes of sympathetic receptors include
A) specialized and generalized. B) gamma and delta. C) stimulatory and inhibitory. D) alpha and beta. E) All of the answers are correct.
Acetylcholine (ACh) binds to both muscarinic and nicotinic receptors
Indicate whether the statement is true or false