Which Structure in the Fetus Carries Oxygen-Rich Blood from the Mother

question 10

Multiple Choice

Which structure in the fetus carries oxygen-rich blood from the mother to the baby?

• A) Umbilical vein
• B) Umbilical artery
• C) Ductus arteriosus
• D) Ductus venosus

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Definitions:

Biofeedback Training

A technique that teaches individuals to improve their health by controlling certain bodily processes that normally happen involuntarily.

Counterconditioning

Counterconditioning is a therapy technique used to replace negative or harmful responses to a stimulus with positive ones.

Systematic Desensitization

A behavioral therapy technique used to reduce phobic reactions through gradual exposure to the feared object or situation.

Spontaneous Recovery

The reappearance of a previously extinguished conditioned response after a period of time without exposure to the conditioned stimulus.