When Examining Histological Sections Derived from the Testes of Male

question 1

Multiple Choice

When examining histological sections derived from the testes of male mammals, you come across cells that are near the lumen of the seminiferous tubules and connected by cytoplasmic bridges.Which cells have you found?

• A) Leydig cells
• B) Spermatogonia
• C) Secondary spermatocytes and/or spermatids
• D) Sertoli cells
• E) Mature sperm

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Definitions:

Lipid Molecule

Organic molecules that are fatty acids or their derivatives and are insoluble in water but soluble in organic solvents.

Phospholipid

Molecule that forms the bilayer of the cell’s membranes; has a polar, hydrophilic head bonded to two nonpolar, hydrophobic tails.

Functional Group

A specific grouping of atoms within a molecule that is responsible for a characteristic chemical reaction.

Carbohydrate Molecules

Organic compounds consisting of carbon, hydrogen, and oxygen, serving as a major energy source for the body.