BIOL320
BIOL320 Exam 1 Study Guide Questions
with Correct Answers 2025
Endocrine system is an ____ and a ____. -Correct Answer ✔enzyme
hormone
____ chemical secreted into blood, travels some distance to target tissues, to
regulate near/far organ functions -Correct Answer ✔Endocrine
Endocrine vs Exocrine -Correct Answer ✔endo:
- slower
-secrete hormone
- no ducts
exo:
- faster
- enzymes
- retain ducts
____ is secreted by testes, locally affects _____ and body wide triggers ______
activity as muscle mass, puberty -Correct Answer ✔testosterone
spermatogenesis
anabolic
What are the major endocrine glands? -Correct Answer ✔parathyroid
pituitary
pineal
thyroid
adrenal
What organs contain endocrine cells? -Correct Answer ✔skin
hypothalamus
thymus
heart
liver
stomach
pancreas
BIOL320
,BIOL320
small intestine
kidney
gonads
Most endocrine glands are ____ derivatives formed during development by _____
of epithelial cells so that they project into the underlying ____ tissue -Correct
Answer ✔epithelial
proliferation
connective
If they retain these ducts then they are ____ glands -Correct Answer ✔exocrine
if they lose their ducts then they are _____ glands -Correct Answer ✔endocrine
___ glands pour their secretions directly into the blood stream.
___ glands do not pour their secretions into the blood streams. they have their own
ducts. -Correct Answer ✔endocrine
exocrine
____ glands do not utilize ducts to transport hormones to the target cells, organs,
etc.
____ depends solely on ducts for the transportations of its secretions to the target
cells or organs -Correct Answer ✔endocrine
exocrine
_____ glands transportation of the hormones is SLOWER.
____ glands transportation of secretions are FASTER. -Correct Answer
✔endocrine
exocrine
_____ glands secrete hormones.
___ glands secrete enzymes. -Correct Answer ✔endocrine
BIOL320
, BIOL320
exocrine
____ glands have slow response on the target's site.
___ glands have comparatively faster response on the target sites. -Correct Answer
✔endocrine
exocrine
What are examples of endocrine glands? -Correct Answer ✔thyroid gland
liver
pituitary gland
thalamus gland
What are examples of exocrine glands? -Correct Answer ✔salivary glands
pancreas
liver
sebaceous
What is the function of simple squamous epithelia? -Correct Answer ✔allows
passage of materials by diffusion and filtration in sites where protection is not
important; secretes lubricating substances in serosae
Where is simple squamous epithelia found? -Correct Answer ✔kidney
air sacs of lungs
lining of heart
blood vessels
lymphatic vessels
lining of ventral body cavity
What is the function of simple cuboidal epithelia? -Correct Answer ✔secretion and
absorption
Where is simple cuboidal epithelia found? -Correct Answer ✔kidney
ducts of secretory portions of small glands
ovary surface
BIOL320
BIOL320 Exam 1 Study Guide Questions
with Correct Answers 2025
Endocrine system is an ____ and a ____. -Correct Answer ✔enzyme
hormone
____ chemical secreted into blood, travels some distance to target tissues, to
regulate near/far organ functions -Correct Answer ✔Endocrine
Endocrine vs Exocrine -Correct Answer ✔endo:
- slower
-secrete hormone
- no ducts
exo:
- faster
- enzymes
- retain ducts
____ is secreted by testes, locally affects _____ and body wide triggers ______
activity as muscle mass, puberty -Correct Answer ✔testosterone
spermatogenesis
anabolic
What are the major endocrine glands? -Correct Answer ✔parathyroid
pituitary
pineal
thyroid
adrenal
What organs contain endocrine cells? -Correct Answer ✔skin
hypothalamus
thymus
heart
liver
stomach
pancreas
BIOL320
,BIOL320
small intestine
kidney
gonads
Most endocrine glands are ____ derivatives formed during development by _____
of epithelial cells so that they project into the underlying ____ tissue -Correct
Answer ✔epithelial
proliferation
connective
If they retain these ducts then they are ____ glands -Correct Answer ✔exocrine
if they lose their ducts then they are _____ glands -Correct Answer ✔endocrine
___ glands pour their secretions directly into the blood stream.
___ glands do not pour their secretions into the blood streams. they have their own
ducts. -Correct Answer ✔endocrine
exocrine
____ glands do not utilize ducts to transport hormones to the target cells, organs,
etc.
____ depends solely on ducts for the transportations of its secretions to the target
cells or organs -Correct Answer ✔endocrine
exocrine
_____ glands transportation of the hormones is SLOWER.
____ glands transportation of secretions are FASTER. -Correct Answer
✔endocrine
exocrine
_____ glands secrete hormones.
___ glands secrete enzymes. -Correct Answer ✔endocrine
BIOL320
, BIOL320
exocrine
____ glands have slow response on the target's site.
___ glands have comparatively faster response on the target sites. -Correct Answer
✔endocrine
exocrine
What are examples of endocrine glands? -Correct Answer ✔thyroid gland
liver
pituitary gland
thalamus gland
What are examples of exocrine glands? -Correct Answer ✔salivary glands
pancreas
liver
sebaceous
What is the function of simple squamous epithelia? -Correct Answer ✔allows
passage of materials by diffusion and filtration in sites where protection is not
important; secretes lubricating substances in serosae
Where is simple squamous epithelia found? -Correct Answer ✔kidney
air sacs of lungs
lining of heart
blood vessels
lymphatic vessels
lining of ventral body cavity
What is the function of simple cuboidal epithelia? -Correct Answer ✔secretion and
absorption
Where is simple cuboidal epithelia found? -Correct Answer ✔kidney
ducts of secretory portions of small glands
ovary surface
BIOL320
