Which of the following is NOT a factor that affects the metabolic rate and the rate of heat production?
a) Hormones
b) Nervous system
c) Food ingestion
d) Age
e) All of these are factors
e
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Your eyes are _______ to your chin.
Fill in the blank(s) with the appropriate word(s)
What effect would an increase in venous return have on the stroke volume?
A) An increase in venous return would fill the ventricles with more blood, decreasing sarcomere length, which would decrease the stroke volume. B) An increase in venous return would fill the ventricles with more blood, increasing sarcomere length, which would increase the stroke volume. C) An increase in venous return would fill the ventricles with less blood, decreasing sarcomere length, which would increase the stroke volume. D) An increase in venous return would fill the ventricles with less blood, decreasing sarcomere length, which would decrease the stroke volume. E) An increase in venous return would fill the ventricles with less blood, increasing sarcomere length, which would decrease the stroke volume.
Which of the following correctly states the proximal and distal attachments of the sternocleidomastoid?
A. Sternal manubrium and lateral one-third of clavicle; mastoid process and lateral half of superior nuchal line B. Mastoid process and lateral half of superior nuchal line; sternal manubrium, medial one-third of clavicle C. Sternal manubrium and medial half of clavicle; mastoid process and medial one-third of superior nuchal line D. Sternal manubrium and medial one-third of clavicle; mastoid process and lateral half of superior nuchal line E. Sternal manubrium and lateral half of clavicle; mastoid process and lateral one-third of superior nuchal line
Each strand of a replicated double helix of DNA is called a
A. autosome. B. chromosome. C. centriole. D. chromatid.