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Test your basic knowledge |
MCAT Hormones
Start Test
Study First
Subjects
:
mcat
,
science
Instructions:
Answer 32 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. ParaThyroids -> Bone - Kidney - Small Intestine: raises serum [Ca2+]
Adrenocorticotropic hormone (ACTH)
Erythropoeitin
Parathyroid hormone (PTH)
Testosterone
2. Anterior Pituitary -> Ovary / Testes: follicle development or spermatogenesis
Follicle - stimulating hormone (FSH)
Progesterone
Luteinizing hormone
Parathyroid hormone (PTH)
3. SIGMA Cells of The Islets of Langerhans In The Pancreas: inhibits many digestive processes
Secreted by the Pancreas
Progesterone
Somatostatin (SS)
Regulation of B.P.
4. Thymus: is involved in T- cell development during childhood.
Erythropoeitin
Insulin
Antidiuretic hormone (ADH - vasopressin)
Thymosin
5. Posterior Pituitary -> Breast & Uterus: milk letdown and uteral contractions
Erythropoeitin
Oxytocin
Follicle - stimulating hormone (FSH)
Antidiuretic hormone (ADH - vasopressin)
6. Ovaries / Placenta: Female characteristics - endometrial growth
Sex steroids
Hormones that increase blood [glucose]
Thyroid - stimulating hormone (TSH)
Estrogen
7. Adrenal Medulla -> Kidney: increased Na+ reabsorption to increase blood pressure
Follicle - stimulating hormone (FSH)
Prolactin
Aldosterone (mineralocorticoid)
Secreted by the Pancreas
8. Adrenal Cortex: results in a longer - term stress response; increased blood [glucose]; increased protein catabolism; decreased inflammation and immunity; many other
Regulation of [Ca2+]
Erythropoeitin
Glucagon
Cortisol (glucocorticoid)
9. Oxytocin and Prolactin
Milk production and letdown
Regulation of blood [glucose]
Estrogen
Luteinizing hormone
10. Adrenal Medulla: sympathetic stress response (rapid)
Epinephrine
Releasing and Inhibiting Factors
Follicle - stimulating hormone (FSH)
Adrenocorticotropic hormone (ACTH)
11. Parathyroid hormone and Calcitonin
Sex steroids
Luteinizing hormone
Involved in Pregnancy Prepping
Regulation of [Ca2+]
12. BETA Cells of The Islets of Langerhans In The Pancreas: decreases blood [glucose]; increases glycogen and fat storage; it is activated at high blood [glucose] and is absent or ineffective in diabetes melitus
Sex steroids
Insulin
Thyroid hormone (TH - thyroxine)
Regulation of [Ca2+]
13. Thyroid C Cells -> Bone - Kidney - Small Intestine: lowers serum [Ca2+]
Calcitonin
Testosterone
Glucagon
Somatostatin (SS)
14. Adrenal Cortex: not normally important - but an adrenal tumor can overproduce these - causing masculinization or feminization.
Sex steroids
Releasing and Inhibiting Factors
Thyroid - stimulating hormone (TSH)
Luteinizing hormone
15. Ovaries / Placenta: leads to endometrial secretion - pregnancy
Progesterone
Aldosterone (mineralocorticoid)
Hormones that increase blood [glucose]
Luteinizing hormone
16. Anterior Pituitary -> Adrenal Gland: increases growth and secretory activity of adrenal cortex
Luteinizing hormone
Adrenocorticotropic hormone (ACTH)
Atrial natriuretic factor (ANF)
Glucagon
17. Atrial natriuretic factor (ANF) & Aldosterone
Calcitonin
Regulation of B.P.
Estrogen
Involved in Pregnancy Prepping
18. Testes: male characteristics; spermatogenesis
Involved in Pregnancy Prepping
Testosterone
Follicle - stimulating hormone (FSH)
Thymosin
19. Anterior Pituitary -> Ovary/ Testes: ovulation or testosterone synthesis
Progesterone
Thymosin
Luteinizing hormone
Aldosterone (mineralocorticoid)
20. Glucagon (polypeptide derivative) - Epinepherine (amino acid derivative) - Cortisol (steroid / glucocorticoid)
Regulation of blood [glucose]
Hormones that increase blood [glucose]
Cortisol (glucocorticoid)
Thyroid hormone (TH - thyroxine)
21. Hypothalamus -> Anterior Pituitary: modifies activities
Calcitonin
Somatostatin (SS)
Releasing and Inhibiting Factors
Insulin
22. Heart -> Kidney: increases urination to decrease blood pressure
Cortisol (glucocorticoid)
Involved in Pregnancy Prepping
Atrial natriuretic factor (ANF)
Prolactin
23. Kidney -> Bone Marrow: increases RBC synthesis
Regulation of [Ca2+]
Glucagon
Erythropoeitin
Parathyroid hormone (PTH)
24. Anterior Pituitary -> Thyroid: increases synthesis and release of thyroid hormone (tropic)
Involved in Pregnancy Prepping
Milk production and letdown
Releasing and Inhibiting Factors
Thyroid - stimulating hormone (TSH)
25. ALPHA Cells of The Islets of Langerhans In The Pancreas: secreted at low blood [glucose] and results in an increase in blood [glucose] and decrease in glycogen and fat storage
Regulation of B.P.
Regulation of [Ca2+]
Antidiuretic hormone (ADH - vasopressin)
Glucagon
26. Glucagon (alpha) & Insulin (beta) & Somatostatin (sigma)
Progesterone
Secreted by the Pancreas
Thyroid - stimulating hormone (TSH)
Parathyroid hormone (PTH)
27. Insulin and Glucagon
Prolactin
Regulation of blood [glucose]
Erythropoeitin
Regulation of B.P.
28. Posterior Pituitary -> Kidney: water retention
Regulation of B.P.
Calcitonin
Antidiuretic hormone (ADH - vasopressin)
Follicle - stimulating hormone (FSH)
29. Anterior Pituitary -> Mammary Gland: milk production
Thyroid hormone (TH - thyroxine)
Prolactin
Insulin
Hormones that increase blood [glucose]
30. Anterior Pituitary: increases bone and muscle growth - increases cell turnover rate
Testosterone
Growth Hormone (GH)
Glucagon
Erythropoeitin
31. Thyroid: in the child it is necessary for physical and mental development; in the adult - it increases metabolic rate and temperature
Testosterone
Aldosterone (mineralocorticoid)
Thyroid hormone (TH - thyroxine)
Epinephrine
32. Oxytocin - Prolactin - Progesterone - Estrogen - LH - FSH
Involved in Pregnancy Prepping
Atrial natriuretic factor (ANF)
Cortisol (glucocorticoid)
Milk production and letdown