Sebaceous glands secrete
A) sweat in the armpits.
B) fat globules that mix with cellular debris, forming sebum.
C) mucus.
D) hormones.
B
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Which of the labeled structures in the diagram of the trigeminothalamic pathway is a second-order neuron?
a) A b) B c) C d) D e) E
During periods of activity, when the heart rate is rapid, the mean arterial pressure in humans is
A) 2/3 diastolic pressure and 1/3 systolic pressure. B) 1/3 diastolic pressure and 2/3 systolic pressure. C) 1/2 diastolic pressure and 1/2 systolic pressure. D) Approximately equal to systolic pressure.
All EXCEPT which of the following structures belong to the conducting zone of the respiratory tract?
A. epiglottis B. larynx C. glottis D. alveoli
If a person has a sore in the oral cavity, where is it located?
A. Lower back B. Umbilicus C. Mouth D. Otic canal