Modified fatty acids, prostaglandins, act as localized hormones that regulate neighboring cells. Such a regulation is called as:
1. endocrine
2. paracrine
3. eccrine
4. glycoprotein

Which of the following correctly describes the role of cAMP and the hormones employing it?
1. binding site; nonsteroid
2. membrane receptor; steroid
3. activity site; G protein
4. second messenger; nonsteroid

Oxytocin and ADH are synthesized:
1. in neurosecretory cells that originate in the hypothalamus
2. in the posterior pituitary
3. in the hypothalamic-hypophyseal portal system
4. in the pineal

Growth hormone is secreted by the:
1. mammatropes
2. gonadotropes
3. corticotropes
4. somatotropes

Under stress, the human body shows an increased secretion of:
1. thyroid-stimulating hormone
2. adrenocorticotropic hormone
3. luteinizing hormone
4. prolactin

It is not advised to consume alcoholic beverages on hot days because alcohol inhibits the release of:
1. antidiuretic hormone
2. oxytocin
3. thyroxine
4. triiodothyronine

The peptide thyroid hormone that lowers calcium and phosphate ion concentration in the blood is:

A condition of severely stunted physical and mental growth owing to untreated congenital deficiency of thyroid hormone (congenital hypothyroidism) usually owing to maternal hypothyroidism, is known as:
1. Grave's disease
2. cretinism
3. Hashimoto's disease
4. myxedema

The most likely cause of the Type I [juvenile-onset IDDM] is:
1. The receptors on the target cells become no longer responsive to insulin.
2. Immune cells attack the pancreas that can then no longer produce insulin.
3. The individual consumes too much sugar, which causes an overload in the bloodstream.
4. Obesity seems to be the most common cause of IDDM.

The body's circadian rhythm is primarily regulated by:
1. thymus
2. pineal
3. thyroid
4. pituitary