APHY 102 TEST PAPER QUESTIONS AND SOLUTIONS GRADED A A+
✔✔Find the false statement below, if any, concerning the hormone ANH - ✔✔It
promotes water retention
✔✔Find the false statement below, if any, concerning the hormone renin - ✔✔It inhibits
the secretion of both ADH and Aldosterone
✔✔Find the false statement below, if any, concerning the effects of calcitonin on the
body - ✔✔It promotes the secretion of calcitriol
✔✔The middle layer of the adrenal cortex is called the ________, and it produces
__________ - ✔✔Zona fasciculata; cortisol and other glucocorticoids
✔✔Somatostatin actions/ description - ✔✔Decreases secretion of GH, and also slows
the digestion process
✔✔Melatonin actions/ description - ✔✔Regulates sleep and wake cycles and other
activities related to the body's biological clock
✔✔LH actions/ description - ✔✔Causes ovulation in females, and production of sex
hormones in males and females
✔✔Epinephrine actions/ description - ✔✔Mobilizes energy sources, decreases digestive
activity, and increase heart and breathing rate during stress
✔✔Thyroxine actions/ description - ✔✔Increase metabolic rate in cellls, by increasing
O2 consumption, energy usage, and body temperature during exercise or stress
✔✔Find false statement below, if any, about type I diabetes mellitus - ✔✔It involves
destruction of the insulin receptors on many of the body cells.
✔✔If an adult woman had to have her adrenal cortex (on both sides of the body)
removed because of a tumor, which hormone(s) would have to be administered to keep
her alive and helathy - ✔✔Cortisol and aldosterone (and related hormones)
✔✔A man went to the Dr, complaining of gradual enlargement of his hands, feet, tongue
and nose. X-rays revealed that his long bones were also becoming thickened. Which
hormone is likely present in abnormal concentration, and what is the name of his
condition - ✔✔GH; Acromegaly
✔✔An older woman came in to see the Dr, and had the following symptoms: fatigue,
weight loss, joint and back pain, weakness, depression, and emotional swings. Tests
,showed that she also had an elevated blood calcium level, kidney stones and an early
stage of osteoporosis. What endocrine disorder is she suffering from -
✔✔Hyperparathyroidism
✔✔Which of the following hormones is considered to be antagonist of somatostatin -
✔✔GHRH
✔✔Which of the following endocrine glands produces 2 antagonistic hormones -
✔✔Pancreas
✔✔Which of the following endocrine glands produces all the major "stress hormones" in
the body - ✔✔Adrenal gland
✔✔Which of the following hormones is not considered important in the normal growth
process. - ✔✔None of the above
✔✔All of the following hormones would be secreted after severe blood loss, except -
✔✔ANH
✔✔Find the false statement, if any, concerning the hypothalamus: - ✔✔There is no flase
statement
✔✔Which function of the digestive system involves waves of muscular contraction that
transport food down the digestive tract - ✔✔Peristalsis
✔✔Find the false statement below, if any, concerning the accessory organs of the
digestive system - ✔✔The pharynx, esophagus and pancreas are all accessory
digestive organs
✔✔Which of the following accurately describes the function of the submucosa, one of
the layers of the wall of the alimentary canal - ✔✔Transportation of absorbed nutrients
to the liver for processing, via its blood vessels
✔✔The submandibular salivary gland can best be described as a _________ gland,
because its secretion is _______________ - ✔✔Mixed; of a consistency that is
intermediate between those of a serous and mucous gland
✔✔All of the following substances accomplish enzymatic breakdown of food molecules,
except: - ✔✔Bile
✔✔Which of the following stimuli would tend to increase gastric motility and secretion? -
✔✔Parasympathetic stimulation
, ✔✔Which sphincter runs between the esophagus and stomach - ✔✔Ileocecal valve
✔✔All of the following substances are found in gastric juice, except - ✔✔Amylase
✔✔Pancreas - ✔✔Secretes proteases, nucleases, lipases, amylase, buffers, and insulin
✔✔Stomach - ✔✔Secretes intrinsic factor, which aids in the absorption of vit B 12
✔✔Colon - ✔✔Contains beneficial bacteria, which produce vitamins that are used by
the human body
✔✔Small intestine - ✔✔Secretes secretin, cholecystokinin and some of the gastrin
✔✔Liver - ✔✔Has the ability to convert glucose into glycogen and glycogen into glucose
✔✔A fold of the peritoneum that provides physical support and blood vessels to the
loops of the small intestine is called - ✔✔Mesentery
✔✔Most digested substances are absorbed directly into the blood capillaries. What
happens to large dietary lipids that cannot be absorbed into the tiny capillaries -
✔✔They are absorbed into lacteals, and are later released into the bloodstream
✔✔What is a villus - ✔✔A small fingerlike projection in the mucosa of the small
intestine, which increases the surface area for absorption
✔✔What is the function of a crypt of Lieberkuhn (also called an intestinal gland) - ✔✔To
secrete a watery fluid that picks up digested end products for absorption
✔✔What is the importance of the hepatic portal system (vein) inn the digestion process
- ✔✔It transports absorbed nutrients from the stomach & intestines to the liver
✔✔All of the following substances enter the duodenum through the hepatopancreatic
sphincter, except - ✔✔Intrisinc factor
✔✔Find the false statement below, if any, concerning the intestinal phase of gastric
secretion - ✔✔It accounts for 0-50% of the secretory response to a meal
✔✔Which of the following digestive organs produce(s) no digestive enzyme -
✔✔Esophagus & large intestine
✔✔Trypsin description - ✔✔Activates chymotrypsinogen, proelastase, and
procarboxypeptidase
✔✔Find the false statement below, if any, concerning the hormone ANH - ✔✔It
promotes water retention
✔✔Find the false statement below, if any, concerning the hormone renin - ✔✔It inhibits
the secretion of both ADH and Aldosterone
✔✔Find the false statement below, if any, concerning the effects of calcitonin on the
body - ✔✔It promotes the secretion of calcitriol
✔✔The middle layer of the adrenal cortex is called the ________, and it produces
__________ - ✔✔Zona fasciculata; cortisol and other glucocorticoids
✔✔Somatostatin actions/ description - ✔✔Decreases secretion of GH, and also slows
the digestion process
✔✔Melatonin actions/ description - ✔✔Regulates sleep and wake cycles and other
activities related to the body's biological clock
✔✔LH actions/ description - ✔✔Causes ovulation in females, and production of sex
hormones in males and females
✔✔Epinephrine actions/ description - ✔✔Mobilizes energy sources, decreases digestive
activity, and increase heart and breathing rate during stress
✔✔Thyroxine actions/ description - ✔✔Increase metabolic rate in cellls, by increasing
O2 consumption, energy usage, and body temperature during exercise or stress
✔✔Find false statement below, if any, about type I diabetes mellitus - ✔✔It involves
destruction of the insulin receptors on many of the body cells.
✔✔If an adult woman had to have her adrenal cortex (on both sides of the body)
removed because of a tumor, which hormone(s) would have to be administered to keep
her alive and helathy - ✔✔Cortisol and aldosterone (and related hormones)
✔✔A man went to the Dr, complaining of gradual enlargement of his hands, feet, tongue
and nose. X-rays revealed that his long bones were also becoming thickened. Which
hormone is likely present in abnormal concentration, and what is the name of his
condition - ✔✔GH; Acromegaly
✔✔An older woman came in to see the Dr, and had the following symptoms: fatigue,
weight loss, joint and back pain, weakness, depression, and emotional swings. Tests
,showed that she also had an elevated blood calcium level, kidney stones and an early
stage of osteoporosis. What endocrine disorder is she suffering from -
✔✔Hyperparathyroidism
✔✔Which of the following hormones is considered to be antagonist of somatostatin -
✔✔GHRH
✔✔Which of the following endocrine glands produces 2 antagonistic hormones -
✔✔Pancreas
✔✔Which of the following endocrine glands produces all the major "stress hormones" in
the body - ✔✔Adrenal gland
✔✔Which of the following hormones is not considered important in the normal growth
process. - ✔✔None of the above
✔✔All of the following hormones would be secreted after severe blood loss, except -
✔✔ANH
✔✔Find the false statement, if any, concerning the hypothalamus: - ✔✔There is no flase
statement
✔✔Which function of the digestive system involves waves of muscular contraction that
transport food down the digestive tract - ✔✔Peristalsis
✔✔Find the false statement below, if any, concerning the accessory organs of the
digestive system - ✔✔The pharynx, esophagus and pancreas are all accessory
digestive organs
✔✔Which of the following accurately describes the function of the submucosa, one of
the layers of the wall of the alimentary canal - ✔✔Transportation of absorbed nutrients
to the liver for processing, via its blood vessels
✔✔The submandibular salivary gland can best be described as a _________ gland,
because its secretion is _______________ - ✔✔Mixed; of a consistency that is
intermediate between those of a serous and mucous gland
✔✔All of the following substances accomplish enzymatic breakdown of food molecules,
except: - ✔✔Bile
✔✔Which of the following stimuli would tend to increase gastric motility and secretion? -
✔✔Parasympathetic stimulation
, ✔✔Which sphincter runs between the esophagus and stomach - ✔✔Ileocecal valve
✔✔All of the following substances are found in gastric juice, except - ✔✔Amylase
✔✔Pancreas - ✔✔Secretes proteases, nucleases, lipases, amylase, buffers, and insulin
✔✔Stomach - ✔✔Secretes intrinsic factor, which aids in the absorption of vit B 12
✔✔Colon - ✔✔Contains beneficial bacteria, which produce vitamins that are used by
the human body
✔✔Small intestine - ✔✔Secretes secretin, cholecystokinin and some of the gastrin
✔✔Liver - ✔✔Has the ability to convert glucose into glycogen and glycogen into glucose
✔✔A fold of the peritoneum that provides physical support and blood vessels to the
loops of the small intestine is called - ✔✔Mesentery
✔✔Most digested substances are absorbed directly into the blood capillaries. What
happens to large dietary lipids that cannot be absorbed into the tiny capillaries -
✔✔They are absorbed into lacteals, and are later released into the bloodstream
✔✔What is a villus - ✔✔A small fingerlike projection in the mucosa of the small
intestine, which increases the surface area for absorption
✔✔What is the function of a crypt of Lieberkuhn (also called an intestinal gland) - ✔✔To
secrete a watery fluid that picks up digested end products for absorption
✔✔What is the importance of the hepatic portal system (vein) inn the digestion process
- ✔✔It transports absorbed nutrients from the stomach & intestines to the liver
✔✔All of the following substances enter the duodenum through the hepatopancreatic
sphincter, except - ✔✔Intrisinc factor
✔✔Find the false statement below, if any, concerning the intestinal phase of gastric
secretion - ✔✔It accounts for 0-50% of the secretory response to a meal
✔✔Which of the following digestive organs produce(s) no digestive enzyme -
✔✔Esophagus & large intestine
✔✔Trypsin description - ✔✔Activates chymotrypsinogen, proelastase, and
procarboxypeptidase
