A Bronchus Enters the Lung at the ________ (An Indentation

question 220

Multiple Choice

A bronchus enters the lung at the ________ (an indentation on the medial surface of the lung) .

• A)alveolus
• B)hilum
• C)diaphragm
• D)apex

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Definitions:

Embryonic Stage

The period in prenatal development from approximately two to eight weeks after fertilization, during which the major organs and structures of the organism develop.

Germinal Stage

The earliest phase in prenatal development, starting from fertilization and lasting until the zygote implants in the uterine wall.

Placental Stage

The third and final stage of childbirth involving the delivery of the placenta from the uterus to the outside world.

Foetal Stage

The developmental period in humans from nine weeks after conception until birth, marked by rapid growth and maturation of bodily structures.