Which type of information can graded potentials convey to the central nervous system?
A. Amount of electricity generated
B. Size of environmental change
C. Length of signal sent and received
D. Same information as action potentials
Answer: B
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Which statement is NOT true of the epidermis?
A. It is a stratified squamous epithelium. B. It contains blood vessels. C. It is the outermost layer of skin. D. It contains the stratum corneum.
Match the following:
A) Celiac trunk B) Internal carotid artery C) Radial artery D) Brachiocephalic trunk E) External iliac artery 1) Gives rise to the right common carotid and right subclavian artery. 2) Supplies the lower limbs. 3) Common site to take the pulse. 4) Major supply to the cerebral hemispheres. 5) Large unpaired branch of the abdominal aorta that supplies the liver, stomach, and spleen.
________ monitor the position of skeletal muscles and joints.
Fill in the blank(s) with the appropriate word(s).
Light is a crucial factor in regulating circadian rhythms
Indicate whether the statement is true or false