Phys Exam 2 Homework Qs

What organs contribute signals that determine appetite or feeding behavior?

small intestine, stomach, hypothalamus, pancreas, adipose tissue

What is the homeostatic setpoint?

37.8 C

What is the hyperthermic range?

37.8-40 C

What is the hypothermic range?

35-37.8 C

What temperature will death from heat stroke occur?

42 C

What temperature will death from ventricular fibrillation occur?

28 C

2 Hormones released from Posterior Pituitary

oxytocin, vasopressin

somatostatin is an example of what type of hormone?

hypophysiotropic

Hypertrophy

increase in cell size

hyperplasia

increase in number of cells

Symptoms of hypothyroidism

fatigue, weight gain, muscle weakness, depression

What can intergrated stress response result in?

Sympathetic nervous system activation, cortisol release, ADH release, epinephrine release

What happens in the absence of insulin?

skeletal muscle cells have no GLUT4 receptors in the membrane

What is the order of development for cell types associated with sperm production?

Spermatogonium, Spermatogonia, primary spermatocytes, secondary spermatocytes, spermatids, spermatozoa

What cells does LH have a primary effect on?

Leydig

What cells does FSH have a primary effect on?

Sertoli

What anterior pituitary cell type regulates spermatogenisis?

gonadotropes

Haploid Vs Diploid: Oogonium, Enlarged primary oocyte, secondary oocyte, primary oocyte, mature ocum

Haploid: mature ovum, secondary oocyte

Diploid: oogonium, enlarged primary oocyte, primary oocyte

What is the event that characterizes the transition from follicular to luteal phase?

The release of the follice