Dallas College
BIOL 2401
A&P 2 Exam 1 Questions and Answers 2026
Latest Update
What is the body's 2nd great controlling system? Ans: The
Endocrine System
What 2 systems act to maintain homeostasis? Ans: Nervous &
Endocrine
T/F Hormones wash over all cells but only affects target cells. Ans:
True
When hormones are being classified chemically, there are two
groups. What are they? Ans: Amino Acid Based Hormones &
Steroid Based Hormones
What are the 6 major endocrine glands? Ans: 1. Pineal gland
2. Pituitary gland
3. Thyroid gland
4. Parathyroid glands
5. Thymus gland
6. Adrenal gland
© 2025 All rights reserved
, Dallas College
BIOL 2401
What is the second great control system of the body that interacts
with the nervous system to coordinate and integrate the activity of
body cells? Ans: The Endocrine System
T/F: The control and speed of the endocrine system is similar to
that of the nervous system. Ans: False
The endocrine system influences metabolic activity by means of
what? Ans: Hormones
The word "hormone" means... Ans: to excite
What are hormones? Ans: Chemical messengers released into the
blood to be transported throughout the body
Binding of a hormone to cellular receptors initiates responses that
typically occur after a lag period of seconds or even days.
Although this makes the system slower than the nervous system,
what is the upside to this? Ans: Once initiated, the response tends
to be much more prolonged than those induced by the nervous
system
T/F: Hormonal targets ultimately include most cells of the body,
and hormones have widespread and diverse effects. Ans: True
The major processes controlled and integrated by hormones are...
(5) Ans: 1. reproduction
2. growth and development
3. maintenance of electrolyte, water, and nutrient balance of the
blood
© 2025 All rights reserved
BIOL 2401
A&P 2 Exam 1 Questions and Answers 2026
Latest Update
What is the body's 2nd great controlling system? Ans: The
Endocrine System
What 2 systems act to maintain homeostasis? Ans: Nervous &
Endocrine
T/F Hormones wash over all cells but only affects target cells. Ans:
True
When hormones are being classified chemically, there are two
groups. What are they? Ans: Amino Acid Based Hormones &
Steroid Based Hormones
What are the 6 major endocrine glands? Ans: 1. Pineal gland
2. Pituitary gland
3. Thyroid gland
4. Parathyroid glands
5. Thymus gland
6. Adrenal gland
© 2025 All rights reserved
, Dallas College
BIOL 2401
What is the second great control system of the body that interacts
with the nervous system to coordinate and integrate the activity of
body cells? Ans: The Endocrine System
T/F: The control and speed of the endocrine system is similar to
that of the nervous system. Ans: False
The endocrine system influences metabolic activity by means of
what? Ans: Hormones
The word "hormone" means... Ans: to excite
What are hormones? Ans: Chemical messengers released into the
blood to be transported throughout the body
Binding of a hormone to cellular receptors initiates responses that
typically occur after a lag period of seconds or even days.
Although this makes the system slower than the nervous system,
what is the upside to this? Ans: Once initiated, the response tends
to be much more prolonged than those induced by the nervous
system
T/F: Hormonal targets ultimately include most cells of the body,
and hormones have widespread and diverse effects. Ans: True
The major processes controlled and integrated by hormones are...
(5) Ans: 1. reproduction
2. growth and development
3. maintenance of electrolyte, water, and nutrient balance of the
blood
© 2025 All rights reserved
