A Cord-Blood Transplant Involves Obtaining the Stem Cells to Transplant

question 55

Multiple Choice

A cord-blood transplant involves obtaining the stem cells to transplant into the diseased patient from

• A)the spermatic cord of a donor's testes.
• B)the spinal cord of the patient.
• C)the umbilical cord of a donor shortly after birth.
• D)the irradiated bone marrow of the patient.
• E)the spinal cord of an aborted fetus.

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Definitions:

Eardrum

A thin membrane that separates the outer ear from the middle ear and vibrates in response to sound waves.

Olfactory Neurons

Sensory cells located in the nasal cavity that are responsible for the detection of odor molecules, leading to the sense of smell.

Human Olfactory System

Pertains to the bodily structures and processes involved in the sense of smell in humans.

Olfactory Epithelium

Two 1-square-inch patches of tissue, one at the top of each nasal cavity, which together contain about 10 million olfactory neurons, the receptors for smell.