THEORY TEST #1 Flashcards
(91 cards)
Which Endocrine Gland is located in the Pelvic Cavity? A) Pituitary B) Adrenal C) Thyroid D) Ovary
D) Ovary
What is NOT a characteristic of Endocrine system function?
A) Stimulation is usually local and short-lived
B) Affects body systems through hormone action
C) Affects protein synthesis and temperature change
D) Usually has a prolonged response to change in the environment
A) Stimulation is usually local and short-lived
- Which statement is TRUE of Endocrine glands, but NOT Exocrine glands?
A) They produce and secrete specific substances
B) Glands vary in size, shape, and location
C) Secretions are carried in the blood stream
D) They are important in maintaining homeostasis
C) Secretions are carried in the blood stream
4. Which Hormone is NOT secreted by the Pituitary Gland? A) Growth Hormone B) Thyroid Releasing Hormone C) Anti-Diuretic Hormone D) Follicle stimulating Hormone
B) Thyroid Releasing Hormone
- Which statement about the Pituitary Gland is TRUE?
A) The Pituitary gland only secretes Tropic Hormones
B) The Anterior Pituitary is known as the Neuropophysis
C) The Posterior Pituitary is known as the Adenohypophysis
D) They are produced in small quantities
D) They are produced in small quantities
- Which statement about Hormones is FALSE?
A) They are secreted to their target organs via ducts
B) They are released into the systemic circulation
C) They bind to receptors on target cells
D) They are produced in small quantities
A) They are secreted to their target organs via ducts
- Which statement about Hormones is TRUE?
A) Adrenocorticotropic Hormone (ACTH) stimulates secretion of Hormones from the Adrenal Cortex
B) Prolactin triggers menstruation and milk letdown
C) Thyroid stimulating hormone stimulates the thyroid gland to secrete calcitonin
D) Antidiuretic hormone stimulates kidney tubule cells to excrete water
A) Adrenocorticotropic Hormone (ACTH) stimulates secretion of Hormones from the Adrenal Cortex
8. What is the Male sex Hormone? A) Estrogen B) Aldosterone C) Testosterone D) Progesterone
C) Testosterone
9. A person has elevated thyroid stimulating hormone levels. Which sign/symptom are they least likely to experience? A) Increased metabolic rate B) Increased sweating C) Heat intolerance D) Cold intolerance
D) Cold intolerance
- Which statement about hypothalamic hormones is TRUE?
A) They stimulate the Posterior Pituitary gland
B) They govern the Anterior Pituitary gland
C) They convert into oxytocin and antidiuretic hormone
D) They are classified as somatic hormones
B) They govern the Anterior Pituitary gland
- What is a humeral trigger of Endocrine gland secretion?
A) Stimulation by post-ganglionic sympathetic nerve fibres
B) Increased secretion of thyroid stimulating hormone
C) Increased secretion of tropic hormones
D) Decreased calcium blood levels
D) Decreased calcium blood levels
12. The body’s response of increasing the number of hormone receptors on a target cell best describes which process? A) Up-regulation B) Down-regulation C) Direct gene activation D) 2nd messenger system
A) Up-regulation
- Which statement about changes in endocrine function is TRUE?
A) Pathologies are due to excesses or deficits in hormone secretion
B) Hypofunction is primarily a secondary endocrine disorder
C) Hypofunction is usually due to hyperplasia or neoplasia
D) Most pathologies are due to nutritional imbalances
A) Pathologies are due to excesses or deficits in hormone secretion
14. Diabetes insipidus is a pathology associated with which organ? A) Pancreas B) Stomach C) Kidney D) Liver
C) Kidney
- What is a manifestation of Cushing’s disease?
A) Deficit in glucocorticoid production
B) Deficit in the production of ACTH
C) Bilateral atrophy of the Adrenal glands
D) Hypercortisolism due to excess ACTH secretion
D) Hypercortisolism due to excess ACTH secretion
16. What is NOT a typical cause of Endocrine gland Hyperfunction? A) Neoplams B) Defective cell receptors C) Hyperplasia of the gland D) Excessive glandular secretion
B) Defective cell receptors
17. What is NOT a primary target organ of growth hormone in adults? A) Liver B) Muscle C) Bone D) Glands
D) Glands
18. What is NOT a function of Thyroid Hormone? A) Decreased glucose catabolism B) Fatty acid mobilization C) Body heat production D) Regulation of basal metabolic rate
A) Decreased glucose catabolism
- Which statement about goiters is TRUE?
A) All goiters compress the trachea and esophagus, causing dysphagia
B) Toxic goiter is severe hypothyroidism with little thyroxine secretion
C) They are caused by thyroid hypertrophy forming a prominent bulge in the neck
D) They are large thyroid growths always affecting the entire gland
C) They are caused by thyroid hypertrophy forming a prominent bulge in the neck
20. What is a hypersecretion disorder of the thyroid gland? A) Graves Disease B) Cretinism C) Myxedema D) Hashimoto’s Disease
A) Graves Disease
- Which signs/symptoms are typical of Graves’ disease?
A) Cold intolerance, Lethargy, Weight Gain
B) Decreased appetite, bradycardia, dyspnea
C) Increased appetite, weight loss, irritability
D) Excessive sweating, bradycardia, lethargy
C) Increased appetite, weight loss, irritability
22. Which state is common to Graves’ disease, Addison’s Disease and Cushing’s syndrome? A) Glandular dysfunction B) Hormone hyposecretion C) Hormone hypersecretion D) Excessive hormone production
A) Glandular dysfunction
23. Which mechanism is NOT stimulated by calcium ions? A) Hemostasis B) Inflammation C) Neural function D) Muscle contraction
B) Inflammation
- Which mechanism does NOT increase blood calcium levels?
A) Increased reabsorbtion from the kidney tubules
B) Increased secretion of parathyroid hormone
C) Increased reabsorbtion from the intestine
D) Increased secretion of calcitonin
D) Increased secretion of calcitonin