Exam 10: The Endocrine System

Hormone concentration levels are most commonly controlled by

One hormone that is released from the adrenal medulla is

In the simplest case,endocrine activity may be controlled by changes in the extracellular fluid composition called ________ stimuli.

The release of parathyroid hormone is controlled by

Explain the interactions of parathyroid hormone and calcitonin.

The hormone that dominates during the Alarm Phase of the General Adaptation Syndrome (GAS)is

The target organs for the parathyroid hormone and calcitonin are

Increased sodium ion concentrations in the body can be caused by which adrenal hormone?

Hormones from the ________,which travel in the hypophyseal portal vessels,alter the activity of the anterior pituitary.

Hypersecretion of glucocorticoids causes

When you visit your 85-year-old grandmother,you always wonder why she keeps the temperature of her apartment so high.You sweat the entire time you are there while she wears a sweater.In addition,you notice that she seems to have no energy and never wants to go out with you.You know that it is not because she is not getting enough food because she seems to be gaining weight.What is the likely endocrinological problem that she has? Explain why each symptom is occurring,relative to the hormone that is related to the disorder.

When a protein or peptide hormone binds to receptors on the surface of a cell,

Two hormones referred to as gonadotropins are

Figure 10-1 Organs and Tissues of the Endocrine System Use Figure 10-1 to identify the labeled part. -Structure F is the

One adrenal hormone that affects glucose metabolism is

The pituitary hormone that controls the release of glucocorticoids is

An important second messenger in hormonal action is

Aldosterone is the principal

Which of the following could cause ineffective synthesis of calcitriol?

The effect of prolactin closely interacts with the hormone