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Week 7 HUBS1406 - Endocrine system

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Week 7 HUBS1406 - Endocrine system
Jessica Bulley
Quiz by Jessica Bulley, updated more than 1 year ago
Jessica Bulley
Created by Jessica Bulley about 5 years ago
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Resource summary

Question 1

Question
Basal metabolic rate - amount of energy per unit time that a person needs to keep the body functioning at rest.
Answer
  • True
  • False

Question 2

Question
The thyroid gland uses iodine from the foods you eat to make two main hormones: Triiodothyronine (T3) Thyroxine (T4)
Answer
  • True
  • False

Question 3

Question
Triiodothyronine (t3) and thyroxine (t4) both help to regulate body temp, metabolism and heart rate.
Answer
  • True
  • False

Question 4

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Triiodothyronine (T3) and Thyroxine (T4) are made in the pineal gland
Answer
  • True
  • False

Question 5

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The pituitary gland and hypothalamus both control the thyroid.
Answer
  • True
  • False

Question 6

Question
The pineal gland and hypothalamus both control the thyroid.
Answer
  • True
  • False

Question 7

Question
When [blank_start]thyroid[blank_end] hormone levels drop too low, the [blank_start]hypothalamus[blank_end] secretes TSH [blank_start]Releasing[blank_end] Hormone (TRH), which alerts the pituitary to produce thyroid [blank_start]stimulating[blank_end] hormone (TSH).
Answer
  • thyroid
  • hypothalamus
  • Releasing
  • stimulating

Question 8

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The Endocrine system maintains homeostasis
Answer
  • True
  • False

Question 9

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The Endocrine works collectively with the nervous system.
Answer
  • True
  • False

Question 10

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The Nervous system acts quickly in the body by using neurotransmitters.
Answer
  • True
  • False

Question 11

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[blank_start]Hormones[blank_end] are secreted through the blood stream to a particular muscle/cell/tissue
Answer
  • Hormones
  • neurons

Question 12

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Hormones bind to their target cell
Answer
  • True
  • False

Question 13

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Hormones don’t always have to secrete into blood stream, it can secrete to nearby cell
Answer
  • True
  • False

Question 14

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Some Hormones bind to lipids because they are protein bound hormones.
Answer
  • True
  • False

Question 15

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Examples of amino acid-derived hormones include epinephrine and norepinephrine
Answer
  • True
  • False

Question 16

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Most lipid hormones are steroid hormones, which are usually ketones or alcohols and are insoluble in water.
Answer
  • True
  • False

Question 17

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Steroid hormones (ending in ‘-ol’ or ‘-one’) include estradiol, testosterone, aldosterone, and cortisol.
Answer
  • True
  • False

Question 18

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The amino acid – derived hormones (ending in ‘-ine’) are derived from tyrosine and tryptophan and include epinephrine and norepinephrine (produced by the adrenal medulla).
Answer
  • True
  • False

Question 19

Question
Peptide hormones consist of a polypeptide chain; they include molecules such as oxytocin (short polypeptide chain) or growth hormones ( proteins ).
Answer
  • True
  • False

Question 20

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Amino acid-derived hormones and protein hormones are water-soluble and insoluble in lipids.
Answer
  • True
  • False

Question 21

Question
Amino acid-derived hormones and protein hormones are water-soluble and soluble in lipids.
Answer
  • True
  • False

Question 22

Question
[blank_start]oxytocin[blank_end]: a hormone that stimulates contractions during labor, and then the production of milk [blank_start]epinephrine[blank_end]: (adrenaline) an amino acid-derived hormone secreted by the adrenal gland in response to stress [blank_start]estrogen[blank_end]: any of a group of steroids (lipid-hormones) that are secreted by the ovaries and function as female sex hormones
Answer
  • oxytocin
  • epinephrine
  • estrogen

Question 23

Question
Amino acid hormone – binds to receptor membrane Peptide hormone – binds to receptor membrane Lipid (steroid) hormone - binds to cytoplasm
Answer
  • True
  • False

Question 24

Question
Insulin helps to keep your blood sugar level from getting too high (hyperglycemia) or too low (hypoglycemia).
Answer
  • True
  • False

Question 25

Question
Insulin is a hormone made by the pancreas that allows your body to use sugar (glucose) from carbohydrates in the food that you eat for energy or to store glucose for future use.
Answer
  • True
  • False

Question 26

Question
[blank_start]Insulin[blank_end] helps the body's cells absorb glucose, lowering blood sugar and providing the cells with the glucose they need for energy. ... [blank_start]Glucagon[blank_end] forces the liver to release stored glucose, which causes the blood sugar to rise.
Answer
  • Insulin
  • Glucagon

Question 27

Question
The pancreas releases glucagon when the concentration of insulin (and indirectly glucose) in the bloodstream falls too low.
Answer
  • True
  • False

Question 28

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Glucagon causes the liver to convert stored glycogen into glucose, which is released into the bloodstream.
Answer
  • True
  • False

Question 29

Question
Glycogen is mainly stored in the liver and the muscles and provides the body with a readily available source of energy if blood glucose levels decrease.
Answer
  • True
  • False

Question 30

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Glycogen is mainly stored in the liver and the muscles and provides the body with a readily available source of energy if blood glucose levels decrease.
Answer
  • True
  • False

Question 31

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Hypothalamus – production of antiduiretic hormone and oxytocin
Answer
  • True
  • False

Question 32

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The hypothalamus plays a crucial role in many important functions, including: - releasing hormones - regulating body temperature - maintaining daily physiological cycles - controlling appetite - managing of sexual behavior - regulating emotional responses
Answer
  • True
  • False

Question 33

Question
The pituitary gland produces prolactin, which acts on the breasts to induce milk production. The pituitary gland also secretes hormones that act on the adrenal glands, thyroid gland, ovaries and testes, which in turn produce other hormones.
Answer
  • True
  • False

Question 34

Question
Through secretion of its hormones, the pituitary gland controls metabolism, growth, sexual maturation, reproduction, blood pressure and many other vital physical functions and processes.
Answer
  • True
  • False

Question 35

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Pituitary glands – anterior (secretes ACTH, TSH, GH, PRL, FSH, LH) and posterior lobe (secretes oxytocin and ADH)
Answer
  • True
  • False

Question 36

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Pineal gland – secretes melatonin
Answer
  • True
  • False

Question 37

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Thyroid gland also secretes calcitonin
Answer
  • True
  • False

Question 38

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Parathyroid gland - posterior to thyroid, there are 4 of them – regulates calcium and phosphate
Answer
  • True
  • False

Question 39

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Thymus gland - posterior, there are 4 of them – regulates calcium and phosphate
Answer
  • True
  • False

Question 40

Question
Thymus – secretes thymosin - stimulates the development of disease-fighting T cells
Answer
  • True
  • False

Question 41

Question
Erythropoietin (EPO) is a hormone produced primarily by the kidneys. It plays a key role in the production of red blood cells (RBCs), which carry oxygen from the lungs to the rest of the body.
Answer
  • True
  • False

Question 42

Question
The Thymus secretes erythropoietin
Answer
  • True
  • False

Question 43

Question
The adrenal cortex—the outer part of the gland—produces hormones that are vital to life, such as cortisol (which helps regulate metabolism and helps your body respond to stress) and aldosterone (which helps control blood pressure).
Answer
  • True
  • False

Question 44

Question
The adrenal medulla—the outer part of the gland—produces hormones that are vital to life, such as cortisol (which helps regulate metabolism and helps your body respond to stress) and aldosterone (which helps control blood pressure).
Answer
  • True
  • False

Question 45

Question
The adrenal medulla, the inner part of an adrenal gland, controls hormones that initiate the flight or fight response. The main hormones secreted by the adrenal medulla include epinephrine (adrenaline) and norepinephrine (noradrenaline), which have similar functions.
Answer
  • True
  • False

Question 46

Question
The adrenal cortex, the inner part of an adrenal gland, controls hormones that initiate the flight or fight response. The main hormones secreted by the adrenal cortex include epinephrine (adrenaline) and norepinephrine (noradrenaline), which have similar functions.
Answer
  • True
  • False

Question 47

Question
Functions of leptin (select two):
Answer
  • help the body maintain its weight and controls appetite
  • regulates your brain to determine how much energy your body needs to burn daily
  • contributes toward calcium and bone function

Question 48

Question
Leptin is a hormone released from fat cells in adipose tissue.
Answer
  • True
  • False

Question 49

Question
The hypothalamic–pituitary–thyroid axis (HPT axis for short, a.k.a. thyroid homeostasis or thyrotropic feedback control) is part of the neuroendocrine system responsible for the regulation of metabolism.
Answer
  • True
  • False

Question 50

Question
The hypothalamic–pineal–thyroid axis (HPT axis for short, a.k.a. thyroid homeostasis or thyrotropic feedback control) is part of the neuroendocrine system responsible for the regulation of metabolism.
Answer
  • True
  • False

Question 51

Question
Thyrotropin is a hormone secreted by the pituitary gland which regulates the production of thyroid hormones.
Answer
  • True
  • False

Question 52

Question
Corticotropin-releasing hormone (CRH) is secreted by the hypothalamus in response to stress.
Answer
  • True
  • False

Question 53

Question
Adrenocorticotropic hormone (ACTH) is made in the pituitary gland. It is needed for your adrenal glands to work properly and help your body react to stress. ACTH stimulates the release of another hormone called cortisol from the cortex (outer part) of the adrenal gland.
Answer
  • True
  • False

Question 54

Question
Follicle stimulating hormone is produced by the pituitary gland. It regulates the functions of both the ovaries and testes. Lack or insufficiency of it can cause infertility or subfertility both in men and women.
Answer
  • True
  • False

Question 55

Question
Luteinising hormone is produced by the pituitary gland and is one of the main hormones that control the reproductive system.
Answer
  • True
  • False

Question 56

Question
Progesterone is a hormone released by the corpus luteum in the ovary. It plays important roles in the menstrual cycle and in maintaining the early stages of pregnancy. It may also be involved in the growth of certain cancers.
Answer
  • True
  • False

Question 57

Question
Growth hormone is a small protein made in part of the brain called the pituitary gland.
Answer
  • True
  • False

Question 58

Question
Oxytocin is produced in the hypothalamus and is secreted into the bloodstream by the posterior pituitary gland.
Answer
  • True
  • False

Question 59

Question
Blood clotting is also a positive feedback loop
Answer
  • True
  • False

Question 60

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Prolactin produces breast milk
Answer
  • True
  • False

Question 61

Question
Endocrine means ‘ductless gland’
Answer
  • True
  • False

Question 62

Question
Exocrine means ducted gland
Answer
  • True
  • False
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