APHY 102 FINAL EXAM 2024 WITH 100% CORRECT ANSWERS
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Course
APHY 102
Institution
APHY 102
APHY 102 FINAL EXAM 2024 WITH 100% CORRECT ANSWERS
Endocrine glands differ from exocrine glands in that endocrine glands - correct answer Secrete hormones directly into a body fluid
What is a hormone - correct answer A chemical messenger, that affects the functioning of certain cells in the b...
APHY 102 FINAL EXAM 2024 WITH 100%
CORRECT ANSWERS
Endocrine glands differ from exocrine glands in that endocrine glands - correct answer ✔✔ Secrete hormones directly into a body fluid
What is a hormone - correct answer ✔✔ A chemical messenger, that affects the functioning of certain cells in the body
Which of the following endocrine glands is also a major exocrine gland of the digestive system - correct answer✔✔ Pancreas
Find the false statement below, if any, about steroid hormones - correct answer ✔✔ Their receptors are located on the cell membrane of their target cells.
What is the secondary messenger system of hormone action - correct answer ✔✔ A method used by certain hormones to exert their effects on their target cells, often involving the activation of adenylate cyclase
What method of regulation does the hypothalamus use to control hormone release from the anterior pituitary gland - correct answer ✔✔ It secretes releasing or inhibiting hormones into the hypophyseal portal system
One method of regulating hormone secretion in the body is by the concentration of various ions or other substances in the body fluids, Which of the following hormones is regulated mainly by concentration of K+ in the blood. - correct answer ✔✔ Aldosterone
Find the false statement below, if any, concerning negative feedback - correct answer ✔✔ It is regulatory
method used by the hypothalamus to control oxytocin secretion What would happen to the level of TRH, in response to a significantly increased production of TSH, due to the growth of a tumor in the pituitary gland - correct answer ✔✔ It would decrease due to negative feedback by T3 and T4
GHRH is synthesized by the __________, and its target organ(s) is/are___________ - correct answer ✔✔ Hypothalamus; the anterior of the pituitary gland
Where is calcitonin synthesized from - correct answer ✔✔ Thyroid gland
Where is PRL synthesized from - correct answer ✔✔ Anterior pituitary gland
Where is oxytocin synthesized from - correct answer ✔✔ Hypothalamus
Where is calcitriol synthesized from - correct answer ✔✔ Kidney
Where is cortisol synthesized from - correct answer ✔✔ Adrenal gland
All of the following hormones are synthesized by the anterior pituitary gland except: - correct answer✔✔ ADH
Which of the following events would lead to increased secretion of ADH - correct answer ✔✔ A decrease
in blood volume
Which of the following would lead to increased secretion of CRH - correct answer ✔✔ A tumor on the pituitary gland, that caused decreased secretion of all anterior pituitary hormones
CRH causes its target cells to secrete - correct answer ✔✔ ACTH
Receptors for the hormone GH are found on which of the following cells - correct answer ✔✔ All cells, but especially liver, bone, muscle and cartilage cells PTH Target - correct answer ✔✔ Bones, kidneys, and sm intestine
Thymosin target - correct answer ✔✔ T-lymphocytes
FSH target - correct answer ✔✔ Ovaries and testes
Erythropoietin target - correct answer ✔✔ Red bone marrow
Triiodothyronine target - correct answer ✔✔ Most cells of body
Find the false statement below, if any, concerning glucose balance in the body - correct answer ✔✔ Insulin and glucagon have similiar effects on blood glucose level
Find the false statement below, if any, concerning the hormone ANH - correct answer ✔✔ It promotes water retention
Find the false statement below, if any, concerning the hormone renin - correct answer ✔✔ It inhibits the secretion of both ADH and Aldosterone
Find the false statement below, if any, concerning the effects of calcitonin on the body - correct answer✔✔ It promotes the secretion of calcitriol
The middle layer of the adrenal cortex is called the ________, and it produces __________ - correct answer✔✔ Zona fasciculata; cortisol and other glucocorticoids
Somatostatin actions/ description - correct answer ✔✔ Decreases secretion of GH, and also slows the digestion process
Melatonin actions/ description - correct answer ✔✔ Regulates sleep and wake cycles and other activities
related to the body's biological clock
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