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