Bio psych ch 8 & 9

The central feature of tropic hormones is that they

Affect the secretion of other endocrine glands

The hormone _____ acts to conserve sodium by acting on the ______.

Aldosterone ; kidneys

The stereotyped copulatory posture of a female animals of many species is called

Lordosis

Which hormone monitors The body's long term energy reserves in the form of fat?

Leptin

In the testes, the _____ cells produce testosterone under the influence of _____

Leydig; LH

Which response is not a physiological response of the mamillian thermoregulatory system

Lying in the shade

Which molecule is an amine hormone?

Melatonin

Thermoregulation is considered a negative feedback system because

Restoring the desired temperature turns off the response

In the absence of Sry protein, the indifferent gonad

becomes an ovary

Hormone-producing glands are called ____ glands.

endocrine

Sperm and ova are known as _______, and when they fuse they form a(n) _______.

gametes; zygote

Which pancreatic hormone promotes the conversion of glycogen to glucose?

glucagon

Main activity of male and female rats following an intromission is

grooming

Cells located in the _______ synthesize oxytocin and vasopressin and transport these hormones to the _______.

hypothalamus; posterior pituitary

One of the selective advantages of endothermy appears to be

increased capacity to sustain a high level of muscular activity

In the brain of the male rat, the region especially important for reproductive behavior is the

medial preoptic area

Compared to neurotransmitters, hormone effects are generally

more widespread in the body and affect distant targets

The hormone ________ controls the milk letdown reflex and plays a role in formation of social bonds.

oxytocin

During mammalian sexual differentiation, the male internal reproductive tract develops from the

Wolffian ducts

Long term energy storage is accomplished by storage of fat in _____ tissue.

Adipose

The hormone ____ is generated in the kidney via a cascade of enzymatic actions in response to hypovolemia.

Angiotensin II

Neuropeptide Y (NPY) neurons and pro-opiomelanocortin (POMC) neurons have opposing effects on ____ and _____.

Appetite; metabolism

______ involves periodic binge eating followed by _______ or taking laxatives to avoid weight gain.

Bulimia; vomiting

The peptide _____, released by the gut after eating, transmit information about nutrient levels to the nucleus of the solitary tract via the vagus nerve

Cholecystokinin (CCK)

The body stores glucose for later use after first converting it to a more complex form called

Glycogen

_____ refers To the active process of maintaining a relatively stable internal environment.

Homeostasis

The two main kinds of thirst are ____ thirst and _____ thirst.

Osmotic; hypovolemic

Pituitary hormones that induce cells to release their hormones are collectively known as ____ hormones.

Tropic

Which molecule is known as an antidiuretic hormone?

Vasopressin

The ____ is specialized for the detection of pheromones.

Vomeronasal organ