Urinalysis and Body Fluids 6th Edition by Majorie DiLorenzo, Susan Strasinger

Exercise 41

The sperm part containing a mitochondrial sheath is the:

A. Head

B. Neckpiece

C. Midpiece

D. Tail

Step 1 of 2

Midpiece:

In a sperm, the midpiece is located in-between the head and tail part.

• The size of midpiece is “7 micrometer” long.

• The midpiece is a densest part of tail in a sperm which contains mitochondrial cover to produce energy to tail for flagellar movement.

• It is covered by microchondrial sheath.

o The mitochondria are filledintensely together around at the starting part of the tail in a sperm.

Therefore, the mitochondrial sheath available in the sperm part is named as “midpiece”. Hence, the correct answer is option .