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ATI RN · ATI Medical Surgical · Human Reproductive System Quizlet

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

An egg that has been fertilized by a sperm is called a _______________.

A. implatation

B. zygote

C. embryo

D. Breast

Expert Explanatory Rationale

Correct Answer: zygote

Question 2 of 5

The contraction of the myoepithelial breast cells is stimulated by _____.

A. estrogen

B. progesterone

C. oxytocin

D. prolactin

Expert Explanatory Rationale

Correct Answer: oxytocin

Question 3 of 5

Which of the following is the primary sign of breast cancer?

A. A bloody discharge from the nipple

B. A dimpling of the skin over the lesion

C. A retraction of the nipple

D. A painless mass in the breast

Expert Explanatory Rationale

Correct Answer: A painless mass in the breast

Question 4 of 5

A male nurse is teaching a client about the scrotum and the ability of sperm to be effective in fertility. The nurse teaches the client that the sperm is contained in the testes and that its temperature is regulated by which of the following?

A. Penis and surrounding structures

B. Bladder tone

C. Structure of the scrotum

D. Smooth and skeletal muscles in the scrotum

Expert Explanatory Rationale

Correct Answer: Smooth and skeletal muscles in the scrotum

Question 5 of 5

Regarding the function of placenta

A. The foetal blood is separated from maternal body by placenta barrier which is composed of 4 layers.

B. The placental barrier allows the passage of IgG antibodies.

C. Progesterone induces preterm labour

D. Rate of oxygen and carbon dioxide diffusion depends on pressure gradient

Expert Explanatory Rationale

Correct Answer: The placental barrier allows the passage of IgG antibodies.

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