MCN - Questions I Answered Wrong

Production of sperm cells and testosterone.

What is the primary function of the testes?

Testes to epididymis to vas deferens to ejaculatory duct to urethra

Pathway of sperm during ejaculation?

Testosterone is produced by Leydig cells in response to leutinizing hormone (LH)

In males, how is testosterone production regulated?

It reduces the chromosome number by half, allowing normal fertilization.

A nursing student asks why meiosis is important in human reproduction. Which response by the instructor is most accurate?

Clear, thin, stretchy cervical mucus (spinnbarkeit)

A nurse is teaching a client about cervical mucus changes during ovulation. Which finding indicates the period of greatest fertility?

FSH

Which hormone is primarily responsible for the maturation of the Graafian follicle and the resulting in increased estrogen levels?

16-18 hours before ovulation

A nurse is explaining the menstrual cycle. At what point does the LH surge typically occur?

hCG

Which hormone is identified as being responsible for hyperemesis gravidarum due to its rapid increase in early pregnancy?

7-10 days

Implantation of the fertilized ovum typically occurs how many days before circulation

Ectoderm

Which fetal tissue layer is responsible for the development of the brain and central nervous system?

5th month

At which month of gestation does the fetal heart tone (FHT) typically become audible using non-electric fetoscope?

Ductus venosus

Which fetal structure has the highest oxygen content in fetal circulation?

Chadwick’s sign

The bluish discoloration of the vaginal mucosa and cervix is known as?

4th maneuver

Which Leopold maneuver is used to determine the degree of fetal head flexion?

Asses the fetal heart rate (FHT)

What is the primary nursing intervention immediately following the spontaneous rupture of membrane?

Engagement

Which step of the Mechanism of Labor involves the widest diameter of the fetal head passing through the pelvic inlet

dilatation is complete (10 cm)

During the second stage of labor, the nurse should encourage the mother to push only when:

Blink Reflex

Elicit by a strong light such as flashlight into an eye. To protect the eye from any object coming near it by rapid eyelid closure

Rooting Reflex

Brush or stroke near the corner of the mouth, the baby will turn the head in that direction. To help the newborn find food. When a mother holds the baby and allows her breast to brush the newborn’s cheek, the reflex causes the baby to turn towards the breast. This reflex disappears by six weeks of life.

Sucking Reflex

Touch gently the newborn’s lips, the baby makes a sucking motion. Like rooting reflex, this reflex also helps a newborn find food. This reflex begins to diminish by 6 months

Swallowing Reflex

Swallowing reflex in a newborn is the same as in adult. Food/ milk that reaches posterior portion of the tongue is automatically swallowed. To note down normal swallowing reflex gag, cough, and sneeze reflexes to maintain a patent airway.

Extrusion Reflex

Any food placed on the anterior portion of the tongue, the newborn extrudes. o prevent the swallowing  of inedible  substances. This reflex fades by 4 Months.

Palmar Grasp Reflex

Place an object on newborn’s palm, the newborn will quickly close their fingers on it. To determine the strength and maturity of the newborn. Mature newborn can grasp strongly, they can be raised from an examiner’s fingers. This reflex disappear by 6 weeks to 3 months of age.

Step-(Walk) in-Place Reflex

Place the baby on vertical position with their feet touching a hard surface. To determine if the baby could take a few quick steps which consider their physical maturity development. This reflex disappears by 3 months of age.

Placing Reflex

Touch the anterior lower leg against a surface such as the edge of the table. To determine if the newborn can make a few quick lifting leg motion. A sign of physical maturity.

Plantar Grasp  Reflex

Touch the sole of a newborn’s foot at the base of the toes. To check if the toes grasp in the same manner as the fingers. This reflex disappears at about 8 to 9 months in preparing for walking.

Tonic Neck Reflex/ Boxer or Fencing Reflex

Turn the head of the newborn on the right side, the upper and lower extremity of that same side contract and vice versa. To determine the presence of this reflex which is a sign of maturity. This reflex disappear between the 2nd and 3rd months of life.