BIO 142 : EXAM 2 QUESTIONS WITH COMPLETE
SOLUTIONS
1) the _________ extends from the base of the hypothalamus to the pituitary gland --
Correct Answer ✔✔ infundibulum
2) The liver releases __________ which will become angiotensin II -- Correct Answer
✔✔ angiotensinogen
3) The ______ cells are the source of the parathyroid hormone, PTH -- Correct
Answer ✔✔ chief
4) TRH travels through the portal system from the hypothalamus to the anterior
pituitary gland causing the release of _____________
1. thyroid hormone
2. T3 and T4
3. Thyroid stimulating hormone
4. Thyroid releasing hormone -- Correct Answer ✔✔ 3. Thyroid stimulating
hormone
5) The wall of each thyroid follicle is formed by simple cuboidal epithelial cells called
_______ cells -- Correct Answer ✔✔ follicular
,6) Pancreatic juice is secreted through the pancreatic ducts into the ___________ --
Correct Answer ✔✔ duodenum
7) The _________ pituitary gland consists primarily of unmyelinated axons extending
from the hypothalamus -- Correct Answer ✔✔ posterior
8) the alpha cells of the pancreatic islets secrete the hormone ________ -- Correct
Answer ✔✔ glucagon
9) ___________ amines are small hormones produced by altering the structure of a
specific amino acid -- Correct Answer ✔✔ Biogenic
10) the zona glomerulosa synthesizes a group of hormones collectively called
___________________________ -- Correct Answer ✔✔ mineralocorticoids
11) If one is administered high doses of corticosterone, they may experience which of
the following side effects?
1. Immunosuppression
2. Scoliosis of the spine
3. Decreased sodium retention
4. Protruding eyes -- Correct Answer ✔✔ 1. Immunosuppression
12) Which hormone is associated with stimulating appetite
1. Leptin
2. Erythropoietin
3. Gastrin
4. Calcitriol -- Correct Answer ✔✔ 1. Leptin
, 13) Scattered among the pancreatic acini are small clusters of endocrine cells called
pancreatic _____________ -- Correct Answer ✔✔ islets
14) Which organ releases secretin and cholecystokinin -- Correct Answer ✔✔ Small
intestine
15) the adrenal cortex synthesizes over 25 hormones collectively referred to as
____________ -- Correct Answer ✔✔ corticosteroids
16) The pancreas is located between the small intestine and __________ -- Correct
Answer ✔✔ spleen
17) Identify the substance that stimulates events in the platelet developmental pathway.
1. Platelet-CSF
2. Thrombopoietin
3. Megakaryopoietin
4. Megakaryocyte-CSF -- Correct Answer ✔✔ 2. Thrombopoietin
18) Cells called ____________________ transport oxygen and carbon dioxide
between the tissues and the lungs -- Correct Answer ✔✔ erythrocytes
19) The red color of arterial blood is due to the presence of ________ in erythrocytes
-- Correct Answer ✔✔ hemoglobin
20) Associated with each globin polypeptide of hemoglobin is a ring-shaped, non-protein
structure called a ________ group, at the center of which is _______. -- Correct
Answer ✔✔ heme; an iron ion
21) True or false: Globin proteins cannot be broken down and formed into erythrocytes
-- Correct Answer ✔✔ False
SOLUTIONS
1) the _________ extends from the base of the hypothalamus to the pituitary gland --
Correct Answer ✔✔ infundibulum
2) The liver releases __________ which will become angiotensin II -- Correct Answer
✔✔ angiotensinogen
3) The ______ cells are the source of the parathyroid hormone, PTH -- Correct
Answer ✔✔ chief
4) TRH travels through the portal system from the hypothalamus to the anterior
pituitary gland causing the release of _____________
1. thyroid hormone
2. T3 and T4
3. Thyroid stimulating hormone
4. Thyroid releasing hormone -- Correct Answer ✔✔ 3. Thyroid stimulating
hormone
5) The wall of each thyroid follicle is formed by simple cuboidal epithelial cells called
_______ cells -- Correct Answer ✔✔ follicular
,6) Pancreatic juice is secreted through the pancreatic ducts into the ___________ --
Correct Answer ✔✔ duodenum
7) The _________ pituitary gland consists primarily of unmyelinated axons extending
from the hypothalamus -- Correct Answer ✔✔ posterior
8) the alpha cells of the pancreatic islets secrete the hormone ________ -- Correct
Answer ✔✔ glucagon
9) ___________ amines are small hormones produced by altering the structure of a
specific amino acid -- Correct Answer ✔✔ Biogenic
10) the zona glomerulosa synthesizes a group of hormones collectively called
___________________________ -- Correct Answer ✔✔ mineralocorticoids
11) If one is administered high doses of corticosterone, they may experience which of
the following side effects?
1. Immunosuppression
2. Scoliosis of the spine
3. Decreased sodium retention
4. Protruding eyes -- Correct Answer ✔✔ 1. Immunosuppression
12) Which hormone is associated with stimulating appetite
1. Leptin
2. Erythropoietin
3. Gastrin
4. Calcitriol -- Correct Answer ✔✔ 1. Leptin
, 13) Scattered among the pancreatic acini are small clusters of endocrine cells called
pancreatic _____________ -- Correct Answer ✔✔ islets
14) Which organ releases secretin and cholecystokinin -- Correct Answer ✔✔ Small
intestine
15) the adrenal cortex synthesizes over 25 hormones collectively referred to as
____________ -- Correct Answer ✔✔ corticosteroids
16) The pancreas is located between the small intestine and __________ -- Correct
Answer ✔✔ spleen
17) Identify the substance that stimulates events in the platelet developmental pathway.
1. Platelet-CSF
2. Thrombopoietin
3. Megakaryopoietin
4. Megakaryocyte-CSF -- Correct Answer ✔✔ 2. Thrombopoietin
18) Cells called ____________________ transport oxygen and carbon dioxide
between the tissues and the lungs -- Correct Answer ✔✔ erythrocytes
19) The red color of arterial blood is due to the presence of ________ in erythrocytes
-- Correct Answer ✔✔ hemoglobin
20) Associated with each globin polypeptide of hemoglobin is a ring-shaped, non-protein
structure called a ________ group, at the center of which is _______. -- Correct
Answer ✔✔ heme; an iron ion
21) True or false: Globin proteins cannot be broken down and formed into erythrocytes
-- Correct Answer ✔✔ False
