Air entering the body is filtered, warmed, and humidified by the
A) lungs.
B) alveoli.
C) upper respiratory tract.
D) lower respiratory tract.
E) All of the answers are correct.
C) upper respiratory tract.
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What piece of safety equipment is essential when performing a dental cleaning, and what makes it essential?
What will be an ideal response?
Which of the following is NOT true of the stratum basale?
A. It contains melanocytes. B. It consists of only one layer of cuboidal or columnar cells. C. It is the deepest layer of the epidermis. D. It is the layer of the epidermis in which cell division is occurring. E. All of these are true of the stratum basale.
The components of ribosomes are synthesized by
A) the endoplasmic reticulum. B) Golgi complexes. C) lysosomes. D) mitochondria. E) nucleoli.
Micturition is partly the result of autonomic stimulation of the urinary bladder.
Answer the following statement true (T) or false (F)