BIO 109 Exam 3 Questions with
Correct Answers 2026
1
Where do hormones come from?
endocrine glands
2
Where do hormones go?
they travel to target cells containing specific receptors
3
What is diabetes?
a metabolic disease in which the body's inability to produce any or enough
insulin causes elevated levels of glucose in the blood.
4
What does parathyroid hormone do?
increases blood calcium levels
5
What do the adrenal glands do?
Produce adrenaline which is used to prepare the body for fight or flight.
6
BIO 109
, BIO 109
paracrine agents
locally acting chemicals that affect cells other than those that secrete them
7
autocrine agent
A chemical messenger released into the interstitial fluid that acts upon the
very cell that secreted it
8
functions of the endocrine system
-key player with nervous system in maintaining homeotasis
a. water balance
b. uterine contractions and and milk release
c. growth, metabolism, and tissue maturattion
d. ion regulation
e. heart rate and blood pressure regulation
f. blood glucose control
g. immune sytem regulation
h. reproductive functions control
9
What does the hypothalamus do?
releases neurohormones that are releasing hormones (increasing the
secretion if a specific anterior pituitary hormone) or inhibiting hormones
(decreasing the recreation of a specific anterior pituitary hormone
BIO 109