Reference no: EM133292979
Question 1
Homeostasis is best defined as:
a) the ability to never change.
b) the achievement of constancy in key internal physiological parameters.
c) having no reaction to enviromental flux.
d) feast or famine.
e) all of the above.
Question 2
Endocrine hormones have specific yet widespread effects due to:
a) the presence of specific cellular receptors.
b) the enormous quanities secreted.
c) their ability to travel quickly.
d) the fact they are manufactured where needed.
e) their exogenous nature.
Question 3
The posterior pituitary synthesizes:
a) aldosterone.
b) FSH.
c) oxytocin.
d) thyroxin releasing hormone.
e) none of the above.
Question 4
The hypothalamus regulates the anterior pituitary gland through:
a) trophic hormones.
b) acetylcholine.
c) Raphe nucleus.
d) releasing factors.
e) pheromones.
Question 5
The pineal gland secretes:
a) pheromones.
b) growth hormones.
c) estrogen.
d) gonadotropins.
e) melatonin.
Question 6
Redundancy in regulatory systems:
a) safeguards vital regulatory mechanisms.
b) has no adaptive signficance.
c) is due to evolutionary inefficiency.
d) occurs exclusively in invertebrates.
e) is outgrown in most vertebrates.
Question 7
Dreams occur almost exclusively:
a) in SWS Stage 1.
b) in SWS Stage 2.
c) in REM sleep.
d) with narcolepsy.
e) with insomnia
Question 8
The biological clock is thought to be the:
a) pineal gland.
b) nucleus accumbens.
c) suprachiasmatic nucleus.
d) pancreas.
e) none of the above.
Question 9
The area of the brain that may help with arousal from sleep is:
a) hypothalamus.
b) reticular formation.
c) pineal body.
d) basal forebrain.
e) suprachiasmatic nucleus.
Question 10
Fatal familial insomnia is thought to be caused by:
a) African sleeping sickness.
b) Clostridium tetani.
c) prions.
d) HIV.
e) none of the above.