APHY 102 Midterm Exam Questions and Answers |Fall
2026/2027 Update- Ivy Tech
Question 1
What is a hormone and how does it act?
Correct Answer
Hormones are chemical messengers that are responsible for regulation. They are secreted into body fluids, mainly blood.
It has specific actions on target tissues, which are any tissue that has specific receptors for that particular hormone.
Question 2
What is a paracrine gland?
Correct Answer
a secretion that enters interstitial fluid but affects only neighboring cells
Question 3
What is an autocrine gland?
Correct Answer
A secretion that only affects the secreting cell.
Page 1 of 50
,Question 4
What is an endocrine gland?
Correct Answer
A gland that secretes a substance (a hormone) into the bloodstream and act on target cells
Question 5
What is an exocrine gland?
Correct Answer
A ducted gland that produces a secretion onto a body surface.
Question 6
Where is the thymus located?
Correct Answer
mediastinum; behind the sternum
Question 7
Where is the pineal gland located?
Correct Answer
center of brain
Page 2 of 50
,Question 8
Where are the reproductive organs located?
Correct Answer
abdomen; pelvic
Question 9
Where is the pituitary gland located?
Correct Answer
sella turcica of the sphenoid bone; base of the brain
Question 10
Where are the adrenal glands located?
Correct Answer
on top of each kidney
Question 11
Where is the pancreas located?
Correct Answer
posterior to the stomach
Page 3 of 50
, Question 12
What are the two steroid hormones?
Correct Answer
Sex hormones and adrenal cortex hormones; estrogen and testosterone
Question 13
Describe steroid hormones
Correct Answer
-diffuse through cell membranes into cytoplasm or nucleus
-combine with a receptor molecule binding to DNA
-promote transcription of mRNA
-mRNA enters cytoplasm directing protein synthesis
Question 14
Describe non-steroid hormones.
Correct Answer
Amines, proteins, peptides, and glycoproteins. The endocrine gland secretes nonsteroid hormones, which body fluid
carries hormone to its target cell. Hormone combines with receptor site on membrane of its target cell, activating G
protein. Cellular changes produce the hormone's effects.
Page 4 of 50
2026/2027 Update- Ivy Tech
Question 1
What is a hormone and how does it act?
Correct Answer
Hormones are chemical messengers that are responsible for regulation. They are secreted into body fluids, mainly blood.
It has specific actions on target tissues, which are any tissue that has specific receptors for that particular hormone.
Question 2
What is a paracrine gland?
Correct Answer
a secretion that enters interstitial fluid but affects only neighboring cells
Question 3
What is an autocrine gland?
Correct Answer
A secretion that only affects the secreting cell.
Page 1 of 50
,Question 4
What is an endocrine gland?
Correct Answer
A gland that secretes a substance (a hormone) into the bloodstream and act on target cells
Question 5
What is an exocrine gland?
Correct Answer
A ducted gland that produces a secretion onto a body surface.
Question 6
Where is the thymus located?
Correct Answer
mediastinum; behind the sternum
Question 7
Where is the pineal gland located?
Correct Answer
center of brain
Page 2 of 50
,Question 8
Where are the reproductive organs located?
Correct Answer
abdomen; pelvic
Question 9
Where is the pituitary gland located?
Correct Answer
sella turcica of the sphenoid bone; base of the brain
Question 10
Where are the adrenal glands located?
Correct Answer
on top of each kidney
Question 11
Where is the pancreas located?
Correct Answer
posterior to the stomach
Page 3 of 50
, Question 12
What are the two steroid hormones?
Correct Answer
Sex hormones and adrenal cortex hormones; estrogen and testosterone
Question 13
Describe steroid hormones
Correct Answer
-diffuse through cell membranes into cytoplasm or nucleus
-combine with a receptor molecule binding to DNA
-promote transcription of mRNA
-mRNA enters cytoplasm directing protein synthesis
Question 14
Describe non-steroid hormones.
Correct Answer
Amines, proteins, peptides, and glycoproteins. The endocrine gland secretes nonsteroid hormones, which body fluid
carries hormone to its target cell. Hormone combines with receptor site on membrane of its target cell, activating G
protein. Cellular changes produce the hormone's effects.
Page 4 of 50
