Expiration during quiet breathing
A. is an active process.
B. requires more muscle contractions than inspiration.
C. is due to contraction of the diaphragm and elevation of the ribs.
D. occurs when the diaphragm and external intercostal muscles relax.
E. is not affected by the elastic properties of the lungs.
D
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Cryptorchidism refers to:
A) inflammation of the inguinal triangle. B) an undescended testis. C) an enlargement of the round ligament of the uterus. D) fluid in the inguinal canal. E) the abnormal descent of an ovary into the inguinal canal.
Bronchial Tree: ______ contain cartilage, while _____ do not (though they have more smooth muscle).
Fill in the blank(s) with the appropriate word(s).
Explain the direction in which water moves between compartments as it relates to gradients involving hydrostatic pressure and osmotic pressure
What will be an ideal response?
Fetal hemoglobin becomes largely replaced with adult hemoglobin
A. at birth. B. after the first trimester. C. when a child starts school. D. from 4 months after birth.