During the Last Seven Months of the Prenatal Period the Developing

question 57

Multiple Choice

During the last seven months of the prenatal period the developing individual is known as the

• A)blastocyst or pre-embryo.
• B)neonate.
• C)embryo.
• D)infant.
• E)fetus.

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Definitions:

Respiratory Mucus

A protective secretion from the airways that traps particles and pathogens, aiding in their removal from the respiratory system.

Ciliary Muscles

Small muscles located in the eye that adjust the lens shape to focus on objects at various distances.

Blink Reflex

An involuntary blinking of the eyelids elicited by stimulation of the cornea or by other stimuli that protects the eye from foreign bodies and bright light.

Tear Glands

Glands located around the eye that produce tears, which are necessary for lubricating the eyes and providing protection against irritants.