- in Which of the Labelled Structures Does Passive Water

question 18

Multiple Choice

- In which of the labelled structures does passive water reabsorption take place?

• A) only in B
• B) only in B and D
• C) in B, C, and E
• D) Passive water reabsorption occurs throughout all of the nephron.

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Definitions:

Trophoblast

The outer layer of cells surrounding a blastocyst in early pregnancy, which develops into the placenta and provides nutrients to the embryo.

Amniotic Sac

A fluid-filled sac that surrounds and protects the embryo and fetus in the uterus during pregnancy.

Zygote

The first cell created through the fusion of an egg cell and a sperm cell, signifying the start of a new organism's growth.

Placenta

An organ that develops in the uterus during pregnancy, providing oxygen and nutrients to the growing fetus while removing waste products through the umbilical cord.