The ________ muscles are attached to hair follicles and cause goose bumps.
Fill in the blank(s) with the appropriate word(s).
arrector pili
Arrector pili muscles are attached to most hair follicles. When a person is cold or nervous, these muscles pull on hair follicles and cause the hairs to stand erect.
You might also like to view...
Proof of identity requires which two documents?
A. Driver's license and credit card B. Photo identificationand Social Security card C. Birth certificate and Social Security card D. Personal reference and photo identification
The sensitivity of a diagnostic test is determined to be 92%. What does this say about the test?
A) A positive result from the diagnostic test is correct 92 out of every 100 tests. B) The condition is present in 92 out of every 100 people with similar demographic and clinical characteristics. C) The test will detect the condition in 92 out of every 100 patients who have the condition. D) The test will give a negative result in 92 out of every 100 patients who do not have the condition.
Fragmentation of gallstones (cholelithotripsy) __________
Fill in the blank(s) with the appropriate word(s).
What are the differences between marsupial mammals and placental mammals?