Mrs. S. is a 36 year old unemployed attorney who presents wi…

Mrs. S. is a 36 year old unemployed attorney who presents with yellow discoloration of her eyes which she noticed two days ago while washing her face. At first she thought the color was due to the lighting in her bathroom, but this morning, when going outside of her house to retrieve the mail, she thought her hands “looked yellow.” You know that Mrs. S. has signs and symptoms consistent with jaundice. What organ should you work up to determine if your hypothesis is correct?

As a baby drops lower in the uterus, it will cause a stretch…

As a baby drops lower in the uterus, it will cause a stretch of the cervix in a pregnant female. Consequently, oxytocin will be released, which will cause the initiation of uterine contractions. The baby pushing against the cervix will release more oxytocin. What will stop this cycle?

The thyroid gland is under the control of the pituitary glan…

The thyroid gland is under the control of the pituitary gland. When the level of thyroid hormones (T3 and T4) drop the pituitary gland produces thyroid stimulating hormone (TSH), which stimulates the thyroid to produce more hormones. Under the influence of TSH, the thyroid will manufacture and secrete more T3 and T4, thus raising blood levels of thyroid hormones. The pituitary gland senses this and will decrease TSH production. This cycle is an example of a(n):