The advantage of shivering over other forms of muscle activity (like running) as a means of thermogenesis is
a. shivering increases ATP use and heat production without increasing heat loss due to convection.
b. with shivering all the energy expended is released as heat since no work is done.
c. shivering increases ATP use and heat production without increasing heat loss due to conduction.
d. shivering increases ATP use and heat production without increasing heat loss by either convection or conduction.
e. all of these.
E
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Identify the correct statement regarding fontanelles
A) They form fibrous connections between facial bones. B) They persist throughout childhood. C) They enable easier delivery through the birth canal. D) The occipital fontanelles are also known as the soft spot. E) The sphenoidal fontanelles are the largest.
Clinicians will frequently underprescribe medications because of increased concern about adverse effects.
a. true b. false
Match the chemical signal with the appropriate description.A. Chemicals produced by neurons that function as hormonesB. Chemicals that act locally on nearby cellsC. Chemical secreted by presynaptic terminalD. Influences same cell type from which it is secretedE. Chemical secreted into blood by specialized cells; travels some distance to target tissuesNeurotransmitter
Fill in the blank(s) with the appropriate word(s).
Which of the following can prolonged exposure to cold weather lead to?
A) Increased respiratory water loss B) Hypotonic hydration C) Increased sensible water loss D) Hypervolemia E) Fluid sequestration in the upper limbs