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