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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. Posterior Pituitary -> Breast & Uterus: milk letdown and uteral contractions
Epinephrine
Thyroid - stimulating hormone (TSH)
Oxytocin
Regulation of [Ca2+]
2. Testes: male characteristics; spermatogenesis
Thyroid hormone (TH - thyroxine)
Somatostatin (SS)
Testosterone
Thyroid - stimulating hormone (TSH)
3. Anterior Pituitary: increases bone and muscle growth - increases cell turnover rate
Growth Hormone (GH)
Cortisol (glucocorticoid)
Progesterone
Releasing and Inhibiting Factors
4. Anterior Pituitary -> Ovary / Testes: follicle development or spermatogenesis
Adrenocorticotropic hormone (ACTH)
Follicle - stimulating hormone (FSH)
Regulation of [Ca2+]
Regulation of B.P.
5. Thyroid C Cells -> Bone - Kidney - Small Intestine: lowers serum [Ca2+]
Growth Hormone (GH)
Luteinizing hormone
Follicle - stimulating hormone (FSH)
Calcitonin
6. Atrial natriuretic factor (ANF) & Aldosterone
Parathyroid hormone (PTH)
Luteinizing hormone
Regulation of B.P.
Glucagon
7. Adrenal Medulla -> Kidney: increased Na+ reabsorption to increase blood pressure
Thyroid - stimulating hormone (TSH)
Calcitonin
Aldosterone (mineralocorticoid)
Luteinizing hormone
8. Adrenal Cortex: not normally important - but an adrenal tumor can overproduce these - causing masculinization or feminization.
Growth Hormone (GH)
Thymosin
Sex steroids
Antidiuretic hormone (ADH - vasopressin)
9. Thyroid: in the child it is necessary for physical and mental development; in the adult - it increases metabolic rate and temperature
Erythropoeitin
Milk production and letdown
Testosterone
Thyroid hormone (TH - thyroxine)
10. 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
Glucagon
Testosterone
Atrial natriuretic factor (ANF)
Adrenocorticotropic hormone (ACTH)
11. 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
Progesterone
Insulin
Parathyroid hormone (PTH)
Luteinizing hormone
12. Ovaries / Placenta: Female characteristics - endometrial growth
Oxytocin
Estrogen
Epinephrine
Regulation of [Ca2+]
13. Anterior Pituitary -> Thyroid: increases synthesis and release of thyroid hormone (tropic)
Thyroid - stimulating hormone (TSH)
Milk production and letdown
Somatostatin (SS)
Insulin
14. Anterior Pituitary -> Adrenal Gland: increases growth and secretory activity of adrenal cortex
Adrenocorticotropic hormone (ACTH)
Regulation of B.P.
Cortisol (glucocorticoid)
Insulin
15. Oxytocin - Prolactin - Progesterone - Estrogen - LH - FSH
Involved in Pregnancy Prepping
Milk production and letdown
Growth Hormone (GH)
Luteinizing hormone
16. Kidney -> Bone Marrow: increases RBC synthesis
Erythropoeitin
Progesterone
Adrenocorticotropic hormone (ACTH)
Thyroid hormone (TH - thyroxine)
17. Thymus: is involved in T- cell development during childhood.
Regulation of B.P.
Thymosin
Estrogen
Adrenocorticotropic hormone (ACTH)
18. Anterior Pituitary -> Mammary Gland: milk production
Atrial natriuretic factor (ANF)
Aldosterone (mineralocorticoid)
Prolactin
Epinephrine
19. ParaThyroids -> Bone - Kidney - Small Intestine: raises serum [Ca2+]
Thyroid hormone (TH - thyroxine)
Somatostatin (SS)
Growth Hormone (GH)
Parathyroid hormone (PTH)
20. Oxytocin and Prolactin
Milk production and letdown
Cortisol (glucocorticoid)
Luteinizing hormone
Estrogen
21. Hypothalamus -> Anterior Pituitary: modifies activities
Releasing and Inhibiting Factors
Insulin
Somatostatin (SS)
Oxytocin
22. Ovaries / Placenta: leads to endometrial secretion - pregnancy
Luteinizing hormone
Antidiuretic hormone (ADH - vasopressin)
Estrogen
Progesterone
23. SIGMA Cells of The Islets of Langerhans In The Pancreas: inhibits many digestive processes
Testosterone
Thymosin
Somatostatin (SS)
Parathyroid hormone (PTH)
24. Posterior Pituitary -> Kidney: water retention
Releasing and Inhibiting Factors
Thymosin
Somatostatin (SS)
Antidiuretic hormone (ADH - vasopressin)
25. Parathyroid hormone and Calcitonin
Estrogen
Epinephrine
Regulation of [Ca2+]
Oxytocin
26. Adrenal Cortex: results in a longer - term stress response; increased blood [glucose]; increased protein catabolism; decreased inflammation and immunity; many other
Parathyroid hormone (PTH)
Adrenocorticotropic hormone (ACTH)
Cortisol (glucocorticoid)
Erythropoeitin
27. Heart -> Kidney: increases urination to decrease blood pressure
Thyroid hormone (TH - thyroxine)
Insulin
Regulation of B.P.
Atrial natriuretic factor (ANF)
28. Adrenal Medulla: sympathetic stress response (rapid)
Epinephrine
Insulin
Calcitonin
Antidiuretic hormone (ADH - vasopressin)
29. Anterior Pituitary -> Ovary/ Testes: ovulation or testosterone synthesis
Sex steroids
Luteinizing hormone
Atrial natriuretic factor (ANF)
Regulation of blood [glucose]
30. Insulin and Glucagon
Glucagon
Regulation of blood [glucose]
Milk production and letdown
Thyroid - stimulating hormone (TSH)
31. Glucagon (polypeptide derivative) - Epinepherine (amino acid derivative) - Cortisol (steroid / glucocorticoid)
Hormones that increase blood [glucose]
Thyroid - stimulating hormone (TSH)
Oxytocin
Regulation of blood [glucose]
32. Glucagon (alpha) & Insulin (beta) & Somatostatin (sigma)
Thymosin
Parathyroid hormone (PTH)
Secreted by the Pancreas
Epinephrine