The withdrawal reflex requires ascending pathways and is classified as polysynaptic
Indicate whether the statement is true or false
F
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Compared to the young, elderly individuals have _______ epidermal dendritic skin cells
A. fewer B. more
The X and Y chromosomes are considered homologous autosomes
Indicate whether this statement is true or false.
Leslie has a bad sore throat and the lymph nodes in her neck are swollen. This indicates __________.
A) the affected lymph nodes contain an increased number of lymphocytes. B) lymph is not flowing through these lymph nodes. C) the lymph gland has increased its secretion of thymosin. D) the focus of the infection is the lymph nodes.
In which of the following would you detect a weak pulse?
A. hypertension B. hemorrhagic shock C. fluid excess D. increased stroke volume E. a healthy young person